prompt,command
Create a new volume group called vg1 using the `/dev/sda1` device,/dev/sda1
Create a new volume group called vg1 using multiple devices,vgcreate {{vg1}} {{/dev/sda1}} {{/dev/sdb1}} {{/dev/sdc1}}
Disable the screensaver,xset s off
Disable the bell sound,xset b off
Set the screensaver to start after 60 minutes of inactivity,xset s 3600 3600
Disable DPMS (Energy Star) features,xset -dpms
Enable DPMS (Energy Star) features,xset +dpms
Display attributes of a process,chrt --pid {{PID}}
Display attributes of all threads of a process,chrt --all-tasks --pid {{PID}}
Display the min/max priority values that can be used with `chrt`,chrt
Set the scheduling policy for a process,chrt --pid {{PID}} --{{deadline|idle|batch|rr|fifo|other}}
Update symlinks and rebuild the cache (usually run when a new library is installed),sudo ldconfig
Update the symlinks for a given directory,sudo ldconfig -n {{path/to/directory}}
Print the libraries in the cache and check whether a given library is present,ldconfig -p | grep {{library_name}}
"Create a daily planner with specified language, lettercase (uppercase or lowercase) and year",yplan {{language}} {{lettercase}} {{year}} > {{path/to/file.tex}}
View documentation for the original command,tldr qm disk move
Display a simple message,"whiptail --title ""{{title}}"" --msgbox ""{{message}}"" {{height_in_chars}} {{width_in_chars}}"
"Display a boolean choice, returning the result through the exit code","whiptail --title ""{{title}}"" --yesno ""{{message}}"" {{height_in_chars}} {{width_in_chars}}"
Customise the text on the yes/no buttons,"whiptail --title ""{{title}}"" --yes-button ""{{text}}"" --no-button ""{{text}}"" --yesno ""{{message}}"" {{height_in_chars}} {{width_in_chars}}"
Display a text input box,"{{result_variable_name}}=""$(whiptail --title ""{{title}}"" --inputbox ""{{message}}"" {{height_in_chars}} {{width_in_chars}} {{default_text}} 3>&1 1>&2 2>&3)"""
Display a password input box,"{{result_variable_name}}=""$(whiptail --title ""{{title}}"" --passwordbox ""{{message}}"" {{height_in_chars}} {{width_in_chars}} 3>&1 1>&2 2>&3)"""
Display a multiple-choice menu,"{{result_variable_name}}=$(whiptail --title ""{{title}}"" --menu ""{{message}}"" {{height_in_chars}} {{width_in_chars}} {{menu_display_height}} ""{{value_1}}"" ""{{display_text_1}}"" ""{{value_n}}"" ""{{display_text_n}}"" ..... 3>&1 1>&2 2>&3)"
Monitor everything on localhost,tshark
Only capture packets matching a specific capture filter,tshark -f '{{udp port 53}}'
Only show packets matching a specific output filter,"tshark -Y '{{http.request.method == ""GET""}}'"
Decode a TCP port using a specific protocol (e.g. HTTP),"tshark -d tcp.port=={{8888}},{{http}}"
Specify the format of captured output,tshark -T {{json|text|ps|…}}
Select specific fields to output,tshark -T {{fields|ek|json|pdml}} -e {{http.request.method}} -e {{ip.src}}
Write captured packet to a file,tshark -w {{path/to/file}}
Analyze packets from a file,tshark -r {{path/to/file.pcap}}
Display a list of missing language packages based on installed software and enabled locales,check-language-support
List packages for a specific locale,check-language-support --language {{en}}
Display installed packages as well as missing ones,check-language-support --show-installed
Add a `.gz` extension to the supplied Gzip files (Note: other files are ignored),.gz
Start i7z (needs to be run in superuser mode),sudo i7z
Return the current VMware software version (exit status determines whether the system is a VM or not),vmware-checkvm
Return the VMware hardware version,vmware-checkvm -h
Create a block device,sudo mknod {{path/to/device_file}} b {{major_device_number}} {{minor_device_number}}
Create a character device,sudo mknod {{path/to/device_file}} c {{major_device_number}} {{minor_device_number}}
Create a FIFO (queue) device,sudo mknod {{path/to/device_file}} p
Create a device file with default SELinux security context,sudo mknod -Z {{path/to/device_file}} {{type}} {{major_device_number}} {{minor_device_number}}
Display a list of known paths and their current values,systemd-path
Query the specified path and display its value,"systemd-path ""{{path_name}}"""
Suffix printed paths with `suffix_string`,suffix_string
Print a short version string and then exit,systemd-path --version
List all partitions,sudo blkid
"List all partitions in a table, including current mountpoints",sudo blkid -o list
Continuously read barcodes and print them to `stdout`,stdout
Disable output video window while scanning,zbarcam --nodisplay
Print barcodes without type information,zbarcam --raw
Define capture device,zbarcam /dev/{{video_device}}
Write a specific key value,"dconf write {{/path/to/key}} ""{{value}}"""
Write a specific string key value,"dconf write {{/path/to/key}} ""'{{string}}'"""
Write a specific integer key value,"dconf write {{/path/to/key}} ""{{5}}"""
Write a specific boolean key value,"dconf write {{/path/to/key}} ""{{true|false}}"""
Write a specific array key value,"dconf write {{/path/to/key}} ""[{{'first', 'second', ...}}]"""
Write a specific empty array key value,"dconf write {{/path/to/key}} ""@as []"""
Synchronize the Portage tree,ego sync
Update the bootloader configuration,ego boot update
Read a Funtoo wiki page by name,ego doc {{wiki_page}}
Print current profile,ego profile show
Enable/Disable mix-ins,ego profile mix-in +{{gnome}} -{{kde-plasma-5}}
"Query Funtoo bugs, related to a specified package",ego query bug {{package}}
View documentation for the original command,tldr update-alternatives
Start a specific virtual machine,qm start {{100}}
Specify the QEMU machine type (i.e. the CPU to emulate),qm start {{100}} --machine {{q35}}
Start a specific virtual machine with a timeout in 60 seconds,qm start {{100}} --timeout {{60}}
Execute command with specified argument(s) and save its output to log file,logsave {{path/to/logfile}} {{command}}
Take input from `stdin` and save it in a log file,stdin
"Append the output to a log file, instead of replacing its current contents",logsave -a {{logfile}} {{command}}
Show verbose output,logsave -v {{logfile}} {{command}}
Start a scrub,sudo btrfs scrub start {{path/to/btrfs_mount}}
Show the status of an ongoing or last completed scrub,sudo btrfs scrub status {{path/to/btrfs_mount}}
Cancel an ongoing scrub,sudo btrfs scrub cancel {{path/to/btrfs_mount}}
Resume a previously cancelled scrub,sudo btrfs scrub resume {{path/to/btrfs_mount}}
"Start a scrub, but wait until the scrub finishes before exiting",sudo btrfs scrub start -B {{path/to/btrfs_mount}}
Start a scrub in quiet mode (does not print errors or statistics),sudo btrfs scrub start -q {{path/to/btrfs_mount}}
Show the battery icon in the system tray,cbatticon
Show the battery icon and set the update interval to 20 seconds,cbatticon --update-interval {{20}}
List available icon types,cbatticon --list-icon-types
Show the battery icon with a specific icon type,cbatticon --icon-type {{standard|notification|symbolic}}
List available power supplies,cbatticon --list-power-supplies
Show the battery icon for a specific battery,cbatticon {{BAT0}}
Show the battery icon and which command to execute when the battery level reaches the set critical level,cbatticon --critical-level {{5}} --command-critical-level {{poweroff}}
Launch `virt-viewer` with a prompt to select running virtual machines,virt-viewer
"Launch `virt-viewer` for a specific virtual machine by ID, UUID or name",virt-viewer
Wait for a virtual machine to start and automatically reconnect if it shutdown and restarts,"virt-viewer --reconnect --wait ""{{domain}}"""
Connect to a specific remote virtual machine over TLS,"virt-viewer --connect ""xen//{{url}}"" ""{{domain}}"""
Connect to a specific remote virtual machine over SSH,"virt-viewer --connect ""qemu+ssh//{{username}}@{{url}}/system"" ""{{domain}}"""
Allow `goobook` to access Google contacts using OAuth2,goobook
Dump all contacts to XML (`stdout`),stdout
Load a new kernel,kexec -l {{path/to/kernel}} --initrd={{path/to/initrd}} --command-line={{arguments}}
Load a new kernel with current boot parameters,kexec -l {{path/to/kernel}} --initrd={{path/to/initrd}} --reuse-cmdline
Execute a currently loaded kernel,kexec -e
Unload current kexec target kernel,kexec -u
Merge HDF5 files produced on each allocated node for the specified job or step,sh5util --jobs={{job_id|job_id.step_id}}
Extract one or more data series from a merged job file,sh5util --jobs={{job_id|job_id.step_id}} --extract -i {{path/to/file.h5}} --series={{Energy|Filesystem|Network|Task}}
Extract one data item from all nodes in a merged job file,sh5util --jobs={{job_id|job_id.step_id}} --item-extract --series={{Energy|Filesystem|Network|Task}} --data={{data_item}}
List login failures of all users,sudo faillock
List login failures of the specified user,sudo faillock --user {{user}}
Reset the failure records of the specified user,sudo faillock --user {{user}} --reset
Search pubmed then find related sequences,"esearch -db pubmed -query ""{{selective serotonin reuptake inhibitor}}"" | elink -target nuccore"
Search nucleotide then find related biosamples,"esearch -db nuccore -query ""{{insulin [PROT] AND rodents [ORGN]}}"" | elink -target biosample"
Extract [m]essage from file,stegsnow {{path/to/file.txt}}
Extract [C]ompressed and [p]assword protected [m]essage from file,stegsnow -C -p {{password}} {{path/to/file.txt}}
Determine approximate [S]torage capacity with line [l]ength less than 72 for file,stegsnow -S -l 72 {{path/to/file.txt}}
Conceal [m]essage in text from file and save to result,stegsnow -m '{{message}}' {{path/to/file.txt}} {{path/to/result.txt}}
Conceal message [f]ile content [C]ompressed in text from file and save to result,stegsnow -C -f '{{path/to/message.txt}}' {{path/to/file.txt}} {{path/to/result.txt}}
Conceal [m]essage [C]ompressed and [p]assword protected in text from file and save to result,stegsnow -C -p {{password}} -m '{{message}}' {{path/to/file.txt}} {{path/to/result.txt}}
Display suggestions for a given file,hlint {{path/to/file}} options
Check all Haskell files and generate a report,hlint {{path/to/directory}} --report
Automatically apply most suggestions,hlint {{path/to/file}} --refactor
Display additional options,hlint {{path/to/file}} --refactor-options
Generate a settings file ignoring all outstanding hints,hlint {{path/to/file}} --default > {{.hlint.yaml}}
Generate a cloudinit file for a specific configuration type,qm cloudinit dump {{virtual_machine_id}} {{meta|network|user}}
Create a vfat filesystem inside partition 1 on device b (`sdb1`),sdb1
Create filesystem with a volume-name,mkfs.vfat -n {{volume_name}} {{/dev/sdb1}}
Create filesystem with a volume-id,mkfs.vfat -i {{volume_id}} {{/dev/sdb1}}
Use 5 instead of 2 file allocation tables,mkfs.vfat -f 5 {{/dev/sdb1}}
Disable interface eth0,ifdown {{eth0}}
Disable all interfaces which are enabled,ifdown -a
Trim unused blocks on all mounted partitions that support it,sudo fstrim --all
Trim unused blocks on a specified partition,sudo fstrim {{/}}
Display statistics after trimming,sudo fstrim --verbose {{/}}
Switch between different GPU modes,optimus-manager --switch {{nvidia|integrated|hybrid}}
Clean up,optimus-manager --cleanup
Display information about all logical volumes,sudo lvdisplay
Display information about all logical volumes in volume group vg1,sudo lvdisplay {{vg1}}
Display information about logical volume lv1 in volume group vg1,sudo lvdisplay {{vg1/lv1}}
Check status,sudo aa-status
Display the number of loaded policies,sudo aa-status --profiled
Display the number of loaded enforicing policies,sudo aa-status --enforced
Display the number of loaded non-enforcing policies,sudo aa-status --complaining
Display the number of loaded enforcing policies that kill tasks,sudo aa-status --kill
Validate an XML file against a specific schema,virt-xml-validate {{path/to/file.xml}} {{schema}}
Validate the domain XML against the domain schema,virt-xml-validate {{path/to/domain.xml}} domain
Edit the group file,vigr
Display version,vigr --version
List all the available Wacom devices. The device name is in the first column,xsetwacom list
Set Wacom area to specific screen. Get name of the screen with `xrandr`,xrandr
Set mode to relative (like a mouse) or absolute (like a pen) mode,"xsetwacom set ""{{device_name}}"" Mode ""{{Relative|Absolute}}"""
"Rotate the input (useful for tablet-PC when rotating screen) by 0|90|180|270 degrees from ""natural"" rotation","xsetwacom set ""{{device_name}}"" Rotate {{none|half|cw|ccw}}"
Set button to only work when the tip of the pen is touching the tablet,"xsetwacom set ""{{device_name}}"" TabletPCButton ""on"""
Send a file or directories,qrcp send {{path/to/file_or_directory path/to/file_directory ...}}
Receive files,qrcp receive
Compress content before transferring,qrcp send --zip {{path/to/file_or_directory}}
Use a specific [p]ort,qrcp {{send|receive}} --port {{port_number}}
Use a specific network [i]nterface,qrcp {{send|receive}} --interface interface
Keep the server alive,qrcp {{send|receive}} --keep-alive
Rename files using a Perl Common Regular Expression (substitute 'foo' with 'bar' wherever found),rename {{'s/foo/bar/'}} {{*}}
Dry-run - display which renames would occur without performing them,rename -n {{'s/foo/bar/'}} {{*}}
Force renaming even if the operation would remove existing destination files,rename -f {{'s/foo/bar/'}} {{*}}
"Convert filenames to lower case (use `-f` in case-insensitive filesystems to prevent ""already exists"" errors)",-f
Replace whitespace with underscores,rename 's/\s+/_/g' {{*}}
View documentation for `libuser-lid`,libuser-lid
Display the OOM-killer score of the process with a specific ID,choom -p {{pid}}
Change the adjust OOM-killer score of a specific process,choom -p {{pid}} -n {{-1000..+1000}}
Run a command with a specific adjust OOM-killer score,choom -n {{-1000..+1000}} {{command}} {{argument1 argument2 ...}}
Create a fat filesystem inside partition 1 on device b (`sdb1`),sdb1
Create filesystem with a volume-name,mkfs.fat -n {{volume_name}} {{/dev/sdb1}}
Create filesystem with a volume-id,mkfs.fat -i {{volume_id}} {{/dev/sdb1}}
Use 5 instead of 2 file allocation tables,mkfs.fat -f 5 {{/dev/sdb1}}
Set display brightness to 50%,blight set {{50}} -r
Show current display brightness,blight show
Print maximum display brightness,blight max
Increase display brightness in %,blight inc {{number}} -r
Decrease display brightness with internal units,blight dec {{number}}
Copy the text to the clipboard,"wl-copy ""{{text}}"""
Pipe the command (`ls`) output to the clipboard,ls
Copy for only one paste and then clear it,"wl-copy --paste-once ""{{text}}"""
Copy an image,wl-copy < {{path/to/image}}
Clear the clipboard,wl-copy --clear
Show battery information,acpi
Show thermal information,acpi -t
Show cooling device information,acpi -c
Show thermal information in Fahrenheit,acpi -tf
Show all information,acpi -V
Extract information from `/proc` instead of `/sys`,/proc` instead of `/sys
Display the status of a specific virtual machine,qm status {{vm_id}}
Display detailed status of a specific virtual machine,qm status --verbose {{true}} {{vm_id}}
Download files from a `mega.nz` link into the current directory,mega.nz
Download files from a `mega.nz` link into a specific directory,mega.nz
Interactively choose which files to download,megatools-dl --choose-files {{https://mega.nz/...}}
Limit the download speed in KiB/s,megatools-dl --limit-speed {{speed}} {{https://mega.nz/...}}
Make a package,makepkg
Make a package and install its dependencies,makepkg --syncdeps
"Make a package, install its dependencies then install it to the system",makepkg --syncdeps --install
"Make a package, but skip checking the source's hashes",makepkg --skipchecksums
Clean up work directories after a successful build,makepkg --clean
Verify the hashes of the sources,makepkg --verifysource
Generate and save the source information into `.SRCINFO`,.SRCINFO
Download a profile,instaloader {{profile_name}}
Download highlights,instaloader --highlights {{profile_name}}
"Download posts with geotags (if available), suppressing any user interaction",instaloader --quiet --geotags {{profile_name}}
Specify a user agent for HTTP requests,instaloader --user-agent {{user_agent}} {{profile_name}}
Specify login info and download posts (useful for private profiles),instaloader --login {{username}} --password {{password}} {{profile_name}}
Skip a target if the first downloaded file has been found (useful for updating Instagram archives),instaloader --fast-update {{profile_name}}
Download stories and IGTV videos (login required),instaloader --login {{username}} --password {{password}} --stories --igtv {{profile_name}}
Download all types of posts (login required),instaloader --login {{username}} --password {{password}} --stories --igtv --highlights {{profile_name}}
Show all available variables and their values,sysctl -a
Set a changeable kernel state variable,sysctl -w {{section.tunable}}={{value}}
Get currently open file handlers,sysctl fs.file-nr
Get limit for simultaneous open files,sysctl fs.file-max
Apply changes from `/etc/sysctl.conf`,/etc/sysctl.conf
Update all enabled media,urpmi.update -a
Update specific media (including disabled media),urpmi.update {{medium1 medium2 ...}}
Update all media that contain a specific keyword,urpmi.update {{keyword}}
Update all configured media,urpmi.update e
Convert a PDF file to an HTML file,pdftohtml {{path/to/file.pdf}} {{path/to/output_file.html}}
Ignore images in the PDF file,pdftohtml -i {{path/to/file.pdf}} {{path/to/output_file.html}}
Generate a single HTML file that includes all PDF pages,pdftohtml -s {{path/to/file.pdf}} {{path/to/output_file.html}}
Convert a PDF file to an XML file,pdftohtml -xml {{path/to/file.pdf}} {{path/to/output_file.xml}}
Set up a Git repo and perform various setup tasks (run from `/etc`),/etc
Commit all changes in `/etc`,/etc
Run arbitrary Git commands,sudo etckeeper vcs {{status}}
Check if there are uncommitted changes (only returns an exit code),sudo etckeeper unclean
Destroy existing repo and stop tracking changes,sudo etckeeper uninit
List available power profiles,powerprofilesctl list
Set a specific power profile,powerprofilesctl set {{profile_name}}
Connect to a TFTP server specifying its IP address and port,tftp {{server_ip}} {{port}}
Connect to a TFTP server and execute a TFTP [c]ommand,tftp {{server_ip}} -c {{command}}
Connect to a TFTP server using IPv6 and force originating port to be in [R]ange,tftp {{server_ip}} -6 -R {{port}}:{{port}}
Set the transfer mode to binary or ASCIi through the tftp client,mode {{binary|ascii}}
Download file from a server through the tftp client,get {{file}}
Upload file to a server through the tftp client,put {{file}}
Exit the tftp client,quit
Display system memory,free
Display memory in Bytes/KB/MB/GB,free -{{b|k|m|g}}
Display memory in human-readable units,free -h
Refresh the output every 2 seconds,free -s {{2}}
Show the system's DNS domain name,dnsdomainname
Update a PO file according to the modification of its origin file,po4a-updatepo --format {{text}} --master {{path/to/master.txt}} --po {{path/to/result.po}}
List available formats,po4a-updatepo --help-format
Update several PO files according to the modification of their origin file,po4a-updatepo --format {{text}} --master {{path/to/master.txt}} --po {{path/to/po1.po}} --po {{path/to/po2.po}}
Set up a wireless connection interactively,wifi-menu
Interactively set up a connection to a network and obscure the password,wifi-menu --obscure
Display help,wifi-menu --help
Increase/decrease the backlight by a specific percent count,backlight_control {{+|-}}{{5}}
Set the backlight strength to a specific percent count,backlight_control {{90}}
Display help,backlight_control
Decompress from a file to the current directory,lrzuntar {{path/to/archive.tar.lrz}}
Decompress from a file to the current directory using a specific number of processor threads,lrzuntar -p {{8}} {{path/to/archive.tar.lrz}}
Decompress from a file to the current directory and silently overwrite items that already exist,lrzuntar -f {{archive.tar.lrz}}
Specify the output path,lrzuntar -O {{path/to/directory}} {{archive.tar.lrz}}
Delete the compressed file after decompression,lrzuntar -D {{path/to/archive.tar.lrz}}
Move the process with a specific PID to the control group student in the CPU hierarchy,cgclassify -g {{cpu:student}} {{1234}}
Move the process with a specific PID to control groups based on the `/etc/cgrules.conf` configuration file,/etc/cgrules.conf
Move the process with a specific PID to the control group student in the CPU hierarchy. Note: The daemon of the service `cgred` does not change `cgroups` of the specific PID and its children (based on `/etc/cgrules.conf`),cgred` does not change `cgroups` of the specific PID and its children (based on `/etc/cgrules.conf
Remove an installed package,pkgrm {{package}}
Create a new tomb with an initial size of 100 MB,tomb dig -s {{100}} {{encrypted_directory.tomb}}
Create a new key file that can be used to lock a tomb; user will be prompted for a password for the key,tomb forge {{encrypted_directory.tomb.key}}
"Forcefully create a new key, even if the tomb isn't allowing key forging (due to swap)",tomb forge {{encrypted_directory.tomb.key}} -f
Initialize and lock an empty tomb using a key made with `forge`,forge
"Mount a tomb (by default in `/media`) using its key, making it usable as a regular filesystem directory",/media
Close a tomb (fails if the tomb is being used by a process),tomb close {{encrypted_directory.tomb}}
"Forcefully close all open tombs, killing any applications using them",tomb slam all
List all open tombs,tomb list
Train the bayesian filter to recognise an email as spam,rspamc learn_spam {{path/to/email_file}}
Train the bayesian filter to recognise an email as ham,rspamc learn_ham {{path/to/email_file}}
Generate a manual report on an email,rspamc symbols {{path/to/email_file}}
Show server statistics,rspamc stat
Mount a file system (image or block device) at `/run/media/system/LABEL` where LABEL is the filesystem label or the device name if there is no label,/run/media/system/LABEL
Mount a file system (image or block device) at a specific location,systemd-mount {{path/to/file_or_device}} {{path/to/mount_point}}
"List all local, known block devices with file systems that may be mounted",systemd-mount --list
Create an automount point that mounts the actual file system at the time of first access,systemd-mount --automount=yes {{path/to/file_or_device}}
Unmount one or more devices,systemd-mount --umount {{path/to/mount_point_or_device1}} {{path/to/mount_point_or_device2}}
Mount a file system (image or block device) with a specific file system type,systemd-mount --type={{file_system_type}} {{path/to/file_or_device}} {{path/to/mount_point}}
Mount a file system (image or block device) with additional mount options,systemd-mount --options={{mount_options}} {{path/to/file_or_device}} {{path/to/mount_point}}
Restore virtual machine from given backup file on the original storage,qmrestore {{path/to/vzdump-qemu-100.vma.lzo}} {{100}}
Overwrite existing virtual machine from a given backup file on the original storage,qmrestore {{path/to/vzdump-qemu-100.vma.lzo}} {{100}} --force true
Restore the virtual machine from a given backup file on specific storage,qmrestore {{path/to/vzdump-qemu-100.vma.lzo}} {{100}} --storage {{local}}
Start virtual machine immediately from the backup while restoring in the background (only on Proxmox Backup Server),qmrestore {{path/to/vzdump-qemu-100.vma.lzo}} {{100}} --live-restore true
Activate a service when a specific socket is connected,systemd-socket-activate {{path/to/socket.service}}
Activate multiple sockets for a service,systemd-socket-activate {{path/to/socket1.service}} {{path/to/socket2.service}}
Pass environment variables to the service being activated,{{SYSTEMD_SOCKET_ACTIVATION=1}} systemd-socket-activate {{path/to/socket.service}}
Activate a service along with a notification socket,systemd-socket-activate {{path/to/socket.socket}} {{path/to/service.service}}
Activate a service with a specified port,systemd-socket-activate {{path/to/socket.service}} -l {{8080}}
Start QJoyPad,qjoypad
Start QJoyPad and look for devices in a specific directory,qjoypad --device={{path/to/directory}}
Start QJoyPad but don't show a system tray icon,qjoypad --notray
Start QJoyPad and force the window manager to use a system tray icon,qjoypad --force-tray
Force a running instance of QJoyPad to update its list of devices and layouts,qjoypad --update
"Load the given layout in an already running instance of QJoyPad, or start QJoyPad using the given layout","qjoypad ""{{layout}}"""
Create an X cursor file using a configuration file,xcursorgen {{path/to/config.cursor}} {{path/to/output_file}}
Create an X cursor file using a configuration file and specify the path to the image files,xcursorgen --prefix {{path/to/image_directory/}} {{path/to/config.cursor}} {{path/to/output_file}}
Create an X cursor file using a configuration file and write the output to `stdout`,stdout
List Slurm share information,sshare
Control the output format,sshare --{{parsable|parsable2|json|yaml}}
Control the fields to display,sshare --format={{format_string}}
Display information for the specified users only,"sshare --users={{user_id_1,user_id_2,...}}"
Set the absolute priority of a running [p]rocess,renice {{+3}} -p {{pid}}
Increase/decrease the priority of all processes owned by a [u]ser,renice --relative {{-4}} -u {{uid|user}}
Set the priority of all processes that belong to a process [g]roup,renice --absolute {{5}} -g {{process_group}}
"Check filesystem, reporting any damaged blocks",sudo e2fsck {{/dev/sdXN}}
Check filesystem and automatically repair any damaged blocks,sudo e2fsck -p {{/dev/sdXN}}
Check filesystem in read only mode,sudo e2fsck -c {{/dev/sdXN}}
"Perform an exhaustive, non-destructive read-write test for bad blocks and blacklist them",sudo e2fsck -fccky {{/dev/sdXN}}
Start `terminator` window,terminator
Start with a fullscreen window,terminator -f
Split terminals horizontally,<Ctrl> + <Shift> + O
Split terminals vertically,<Ctrl> + <Shift> + E
Open new tab,<Ctrl> + <Shift> + T
Automatically choose the right build script to build packages in a clean `chroot`,chroot
Manually build packages in a clean `chroot`,chroot
Escape the given text,systemd-escape {{text}}
Reverse the escaping process,systemd-escape --unescape {{text}}
Treat the given text as a path,systemd-escape --path {{text}}
Append the given suffix to the escaped text,systemd-escape --suffix {{suffix}} {{text}}
Use a template and inject the escaped text,systemd-escape --template {{template}} {{text}}
Fold lines in a fixed width,fold --width {{width}} {{path/to/file}}
Count width in bytes (the default is to count in columns),fold --bytes --width {{width_in_bytes}} {{path/to/file}}
Break the line after the rightmost blank within the width limit,fold --spaces --width {{width}} {{path/to/file}}
Log in to the ProtonVPN account,protonvpn-cli login {{username}}
Start a kill switch upon connecting to ProtonVPN,protonvpn-cli killswitch --on
Connect to ProtonVPN interactively,protonvpn-cli connect
Display connection status,protonvpn-cli status
Block malware using ProtonVPN NetShield,protonvpn-cli netshield --malware
Disconnect from ProtonVPN,protonvpn-cli disconnect
Display the current ProtonVPN configuration,protonvpn-cli config --list
Display help for a subcommand,protonvpn-cli {{subcommand}} --help
List all mounted filesystems,findmnt
Search for a device,findmnt {{/dev/sdb1}}
Search for a mountpoint,findmnt {{/}}
Find filesystems in specific type,findmnt -t {{ext4}}
Find filesystems with specific label,findmnt LABEL={{BigStorage}}
Run the daemon with a configuration file,dbus-daemon --config-file {{path/to/file}}
Run the daemon with the standard per-login-session message bus configuration,dbus-daemon --session
Run the daemon with the standard systemwide message bus configuration,dbus-daemon --system
Set the address to listen on and override the configuration value for it,dbus-daemon --address {{address}}
Output the process ID to `stdout`,stdout
Force the message bus to write to the system log for messages,dbus-daemon --syslog
Show information for job,scontrol show job {{job_id}}
Suspend a comma-separated list of running jobs,"scontrol suspend {{job_id1,job_id2,...}}"
Resume a comma-separated list of suspended jobs,"scontrol resume {{job_id1,job_id2,...}}"
Hold a comma-separated list of queued jobs (Use `release` command to permit the jobs to be scheduled),release
Release a comma-separated list of suspended job,"scontrol release {{job_id1,job_id2,...}}"
Check that Lynis is up-to-date,sudo lynis update info
Run a security audit of the system,sudo lynis audit system
Run a security audit of a Dockerfile,sudo lynis audit dockerfile {{path/to/dockerfile}}
Print all nodes (sinks and sources) along with their IDs,pw-cli list-objects Node
Print information about an object with a specific ID,pw-cli info {{4}}
Print all objects' information,pw-cli info all
"List all running units, ordered by the time they took to initialize",systemd-analyze blame
Print a tree of the time-critical chain of units,systemd-analyze critical-chain
"Create an SVG file showing when each system service started, highlighting the time that they spent on initialization",systemd-analyze plot > {{path/to/file.svg}}
Plot a dependency graph and convert it to an SVG file,systemd-analyze dot | dot -T{{svg}} > {{path/to/file.svg}}
Show security scores of running units,systemd-analyze security
Rescan all storages and update disk sizes and unused disk images of a specific virtual machine,qm rescan {{vm_id}}
Perform a dry-run of rescan on a specific virtual machine and do not write any changes to configurations,qm rescan --dryrun {{true}} {{vm_id}}
Print action can be used to print any file on default run-mailcap tool,print {{filename}}
With `run-mailcap`,run-mailcap
Display information about all volume groups,sudo vgdisplay
Display information about volume group vg1,sudo vgdisplay {{vg1}}
Launch the GNOME Software GUI if it's not already running,gnome-software
"Launch the GNOME Software GUI if it's not open, and navigate to the specified page",gnome-software --mode {{updates|updated|installed|overview}}
Launch the GNOME Software GUI if it's not open and view the details of the specified package,gnome-software --details {{package}}
Display the version,gnome-software --version
List detectable virtualization technologies,systemd-detect-virt --list
"Detect virtualization, print the result and return a zero status code when running in a VM or a container, and a non-zero code otherwise",systemd-detect-virt
Silently check without printing anything,systemd-detect-virt --quiet
Only detect container virtualization,systemd-detect-virt --container
Only detect hardware virtualization,systemd-detect-virt --vm
Reinitialize the current terminal,reset
Display the terminal type instead,reset -q
View documentation for the original command,tldr ip-route-show
Run a specific program inside the `wine` environment,wine
Run a specific program in background,wine start {{command}}
Install/uninstall an MSI package,wine msiexec /{{i|x}} {{path/to/package.msi}}
"Run `File Explorer`, `Notepad`, or `WordPad`","File Explorer`, `Notepad`, or `WordPad"
"Run `Registry Editor`, `Control Panel`, or `Task Manager`","Registry Editor`, `Control Panel`, or `Task Manager"
Run the configuration tool,wine winecfg
Scan for available networks,wpa_cli scan
Show scan results,wpa_cli scan_results
Add a network,wpa_cli add_network {{number}}
Set a network's SSID,"wpa_cli set_network {{number}} ssid ""{{SSID}}"""
Enable network,wpa_cli enable_network {{number}}
Save config,wpa_cli save_config
Generate a mirrorlist using the default settings,sudo pacman-mirrors --fasttrack
Get the status of the current mirrors,pacman-mirrors --status
Display the current branch,pacman-mirrors --get-branch
Switch to a different branch,sudo pacman-mirrors --api --set-branch {{stable|unstable|testing}}
"Generate a mirrorlist, only using mirrors in your country",sudo pacman-mirrors --geoip
Set an environment variable,export {{VARIABLE}}={{value}}
Unset an environment variable,export -n {{VARIABLE}}
Export a function to child processes,export -f {{FUNCTION_NAME}}
Append a pathname to the environment variable `PATH`,PATH
Install BetterDiscord on Discord Stable,sudo betterdiscordctl install
Install BetterDiscord on Discord Canary,sudo betterdiscordctl --d-flavors canary install
Install BetterDiscord on Discord PTB,sudo betterdiscordctl --d-flavors ptb install
Install BetterDiscord on Discord installed with Flatpak,sudo betterdiscordctl --d-install flatpak install
Install BetterDiscord on Discord installed with Snap,sudo betterdiscordctl --d-install snap install
List all global environment variables describing the user's locale,locale
List all available locales,locale --all-locales
Display all available locales and the associated metadata,locale --all-locales --verbose
Display the current date format,locale date_fmt
Connect `stdin` to a port (relative to `/dev`) and optionally specify a baud rate (defaults to 9600),stdin` to a port (relative to `/dev
Assume `stdin` is already connected to a `tty` and set a [t]imeout for the login,stdin` is already connected to a `tty
"Assume the `tty` is [8]-bit, overriding the `TERM` environment variable set by `init`","tty` is [8]-bit, overriding the `TERM` environment variable set by `init"
"Skip the login ([n]o login) and invoke, as root, another [l]ogin program instead of `/bin/login`",/bin/login
Do not display the pre-login ([i]ssue) file (`/etc/issue` by default) before writing the login prompt,/etc/issue
Change the [r]oot directory and write a specific fake [H]ost into the `utmp` file,utmp
Create a new group,sudo groupadd {{group_name}}
Create a new system group,sudo groupadd --system {{group_name}}
Create a new group with the specific groupid,sudo groupadd --gid {{id}} {{group_name}}
View documentation for the original command,tldr gcc
"Update a user's ""Name"" field in the output of `finger`",finger
"Update a user's ""Office Room Number"" field for the output of `finger`",finger
"Update a user's ""Office Phone Number"" field for the output of `finger`",finger
"Update a user's ""Home Phone Number"" field for the output of `finger`",finger
Show whether an alarm is set or not,sudo rtcwake -m show -v
Suspend to RAM and wakeup after 10 seconds,sudo rtcwake -m mem -s {{10}}
Suspend to disk (higher power saving) and wakeup 15 minutes later,sudo rtcwake -m disk --date +{{15}}min
Freeze the system (more efficient than suspend-to-RAM but version 3.9 or newer of the Linux kernel is required) and wakeup at a given date and time,sudo rtcwake -m freeze --date {{YYYYMMDDhhmm}}
Disable a previously set alarm,sudo rtcwake -m disable
Perform a dry run to wakeup the computer at a given time. (Press Ctrl + C to abort),sudo rtcwake -m on --date {{hh:ss}}
Open images,nsxiv {{path/to/file1 path/to/file2 ...}}
Open images from directories in image mode,nsxiv {{path/to/directory1 path/to/directory2 ...}}
Search directories recursively for images to view,nsxiv -r {{path/to/directory1 path/to/directory2 ...}}
Quit nsxiv,q
Switch to thumbnail mode or open selected image in image mode,<Return>
Count images forward in image mode,n
Count images backward in image mode,p
Reboot the system,reboot
Power off the system (same as `poweroff`),poweroff
Halt (terminates all processes and shuts down the CPU) the system (same as `halt`),halt
Reboot immediately without contacting the system manager,reboot --force
Write the wtmp shutdown entry without rebooting the system,reboot --wtmp-only
View the factors determining the scheduling priority of all jobs,sprio
View the factors determining the specified job's scheduling priority,"sprio --jobs={{job_id_1,job_id_2,...}}"
Output additional information,sprio --long
View information for the jobs of specified users,"sprio --user={{user_name_1,user_name_2,...}}"
Print the weights for each factor determining job scheduling priority,sprio --weights
Print the status of a specific PID,qm guest exec-status {{vm_id}} {{pid}}
View the available firewall zones,firewall-cmd --get-active-zones
View the rules which are currently applied,firewall-cmd --list-all
"Permanently move the interface into the block zone, effectively blocking all communication",firewall-cmd --permanent --zone={{block}} --change-interface={{enp1s0}}
Permanently open the port for a service in the specified zone (like port 443 when in the `public` zone),public
Permanently close the port for a service in the specified zone (like port 80 when in the `public` zone),public
Permanently open two arbitrary ports in the specified zone,firewall-cmd --permanent --zone={{public}} --add-port={{25565/tcp}} --add-port={{19132/udp}}
Reload firewalld to force rule changes to take effect,firewall-cmd --reload
Find out where your local DNS got the information on www.example.com,dnstracer {{www.example.com}}
Start with a [s]pecific DNS that you already know,dnstracer -s {{dns.example.org}} {{www.example.com}}
Only query IPv4 servers,dnstracer -4 {{www.example.com}}
Retry each request 5 times on failure,dnstracer -r {{5}} {{www.example.com}}
Display all steps during execution,dnstracer -v {{www.example.com}}
Display an [o]verview of all received answers after execution,dnstracer -o {{www.example.com}}
Install a specific package,sudo eopkg install {{package}}
Update all packages,sudo eopkg upgrade
Search for packages,sudo eopkg search {{search_term}}
Bind a raw character device to a block device,raw /dev/raw/raw{{1}} {{/dev/block_device}}
Query an existing binding instead of setting a new one,raw /dev/raw/raw{{1}}
Query all bound raw devices,raw -qa
Open a new window and connect to multiple SSH servers,mssh {{user@host1}} {{user@host2}} {{...}}
Open a new window and connect to a group of servers predefined in `~/.mssh_clusters`,~/.mssh_clusters
Grow the root partition (/) to all available disk space,systemd-repart
View changes without applying,systemd-repart --dry-run=yes
Grow root partition size to 10 gigabytes,systemd-repart --size=10G --root /
Display a camera preview stream for a specific amount of time (in milliseconds),rpicam-hello -t {{time}}
Tune the configuration for a particular camera sensor,rpicam-hello --tuning-file {{/usr/share/libcamera/ipa/rpi/path/to/config.json}}
Check a specific `PKGBUILD` file,PKGBUILD
Check a specific package file,namcap {{path/to/package.pkg.tar.zst}}
"Check a file, printing extra [i]nformational messages",namcap -i {{path/to/file}}
Upgrade to the latest release,sudo do-release-upgrade
Upgrade to the latest development release,sudo do-release-upgrade --devel-release
Upgrade to the latest proposed release,sudo do-release-upgrade --proposed
Remove a toolbox container,toolbox rm {{container_name}}
Remove all `toolbox` containers,toolbox
Force the removal of a currently active `toolbox` container,toolbox
Look for pattern in the database. Note: the database is recomputed periodically (usually weekly or daily),locate {{pattern}}
Look for a file by its exact filename (a pattern containing no globbing characters is interpreted as `*pattern*`),*pattern*
Recompute the database. You need to do it if you want to find recently added files,sudo updatedb
Show all overridden configuration files,systemd-delta
Show only files of specific types (comma-separated list),systemd-delta --type {{masked|equivalent|redirected|overridden|extended|unchanged}}
Show only files whose path starts with the specified prefix (Note: a prefix is a directory containing subdirectories with systemd configuration files),systemd-delta {{/etc|/run|/usr/lib|...}}
Further restrict the search path by adding a suffix (the prefix is optional),systemd-delta {{prefix}}/{{tmpfiles.d|sysctl.d|systemd/system|...}}
Report node rebooted when daemon restarted (Used for testing purposes),slurmd -b
Run the daemon with the given nodename,slurmd -N {{nodename}}
Write log messages to the specified file,slurmd -L {{path/to/output_file}}
Read configuration from the specified file,slurmd -f {{path/to/file}}
Display help,slurmd -h
Do a dry run and print the configuration to `stdout`,stdout
Generate the configuration file,sudo grub-mkconfig --output={{/boot/grub/grub.cfg}}
Display help,grub-mkconfig --help
Create an empty temporary file and print its absolute path,mktemp
"Use a custom directory (defaults to `$TMPDIR`, or `/tmp`)","$TMPDIR`, or `/tmp"
Use a custom path template (`X`s are replaced with random alphanumeric characters),X
Use a custom file name template,mktemp -t {{example.XXXXXXXX}}
Create an empty temporary file with the given suffix and print its absolute path,mktemp --suffix {{.ext}}
Create an empty temporary directory and print its absolute path,mktemp --directory
Search for packages that contain a file,urpmf {{filename}}
Search for packages that contain both a keyword [a]nd another in their summaries,urpmf --summary {{keyword1}} -a {{keyword2}}
Search for packages that contain a keyword [o]r another in their descriptions,urpmf --description {{keyword1}} -o {{keyword2}}
"Search for packages that do not contain a keyword in their name ignoring case distinction using ""|"" as the [F]ield separator ("":"" by default)",urpmf --description ! {{keyword}} -F'|'
Run `auto-cpufreq` in a specific mode,auto-cpufreq
Add a medium,sudo urpmi.addmedia {{medium}} {{ftp://ftp.site.com/path/to/Mageia/RPMS}}
Add a medium from a hard drive (run `genhdlist2` in the directory first),genhdlist2
Add important media from a chosen mirror,sudo urpmi.addmedia --distrib ftp://{{mirror_website}/mirror/mageia/distrib/{{version}}/{{arch}}
Automatically select mirrors from a mirror list,sudo urpmi.addmedia --distrib --mirrorlist {{mirrorlist}}
Create an 'fsdax' mode namespace,ndctl create-namespace --mode={{fsdax}}
Change the mode of a namespace to 'raw',ndctl create-namespace --reconfigure={{namespaceX.Y}} --mode={{raw}}
"Check a sector mode namespace for consistency, and repair if needed",ndctl check-namespace --repair {{namespaceX.Y}}
"List all namespaces, regions, and buses (including disabled ones)",ndctl list --namespaces --regions --buses --idle
List a specific namespace and include lots of additional information,ndctl list -vvv --namespace={{namespaceX.Y}}
Run a monitor to watch for SMART health events for NVDIMMs on the 'ACPI.NFIT' bus,ndctl monitor --bus={{ACPI.NFIT}}
Remove a namespace (when applicable) or reset it to an initial state,ndctl destroy-namespace --force {{namespaceX.Y}}
Start a GUI to view and modify the state of Slurm,sview
Combine the `/etc/shadow` and `/etc/passwd` of the current system,/etc/shadow` and `/etc/passwd
Combine two arbitrary shadow and password files,sudo unshadow {{path/to/passwd}} {{path/to/shadow}}
Synchronize list of packages and versions available,zypper refresh
Install a new package,zypper install {{package}}
Remove a package,zypper remove {{package}}
Upgrade installed packages to the newest available versions,zypper update
Search package via keyword,zypper search {{keyword}}
Show information related to configured repositories,zypper repos --sort-by-priority
Apply settings (according to the actual power source),sudo tlp start
Apply battery settings (ignoring the actual power source),sudo tlp bat
Apply AC settings (ignoring the actual power source),sudo tlp ac
Generate a coverage report named `file.cpp.gcov`,file.cpp.gcov
Write individual execution counts for every basic block,gcov --all-blocks {{path/to/file.cpp}}
Write branch frequencies to the output file and print summary information to `stdout` as a percentage,stdout
"Write branch frequencies as the number of branches taken, rather than the percentage",gcov --branch-counts {{path/to/file.cpp}}
Do not create a `gcov` output file,gcov
Write file level as well as function level summaries,gcov --function-summaries {{path/to/file.cpp}}
List all snapshots of a specific virtual machine,qm listsnapshot {{vm_id}}
Start a caffeine server,caffeine
Display help,caffeine --help
Display version,caffeine --version
Interactively create a new stack configuration,apx stacks new
Interactively update a stack configuration,apx stacks update {{name}}
List all available stack configurations,apx stacks list
Remove a specified stack configuration,apx stacks rm --name {{string}}
Import a stack configuration,apx stacks import --input {{path/to/stack.yml}}
"Export the stack configuration (Note: the output flag is optional, it is exported to the current working directory by default)",apx stacks export --name {{string}} --output {{path/to/output_file}}
Show the contents of the initramfs image for the current kernel,lsinitrd
Show the contents of the initramfs image for the specified kernel,lsinitrd --kver {{kernel_version}}
Show the contents of the specified initramfs image,lsinitrd {{path/to/initramfs.img}}
List modules included in the initramfs image,lsinitrd --mod
Unpack the initramfs to the current directory,lsinitrd --unpack
"View chains, rules, packet/byte counters and line numbers for the filter table",sudo iptables --verbose --numeric --list --line-numbers
Set chain [P]olicy rule,sudo iptables --policy {{chain}} {{rule}}
[A]ppend rule to chain policy for IP,sudo iptables --append {{chain}} --source {{ip}} --jump {{rule}}
[A]ppend rule to chain policy for IP considering [p]rotocol and port,sudo iptables --append {{chain}} --source {{ip}} --protocol {{tcp|udp|icmp|...}} --dport {{port}} --jump {{rule}}
Add a NAT rule to translate all traffic from the `192.168.0.0/24` subnet to the host's public IP,192.168.0.0/24
[D]elete chain rule,sudo iptables --delete {{chain}} {{rule_line_number}}
Print superblock's information,sudo btrfs inspect-internal dump-super {{path/to/partition}}
Print superblock's and all of its copies' information,sudo btrfs inspect-internal dump-super --all {{path/to/partition}}
Print filesystem's metadata information,sudo btrfs inspect-internal dump-tree {{path/to/partition}}
Print list of files in inode `n`-th,n
Print list of files at a given logical address,sudo btrfs inspect-internal logical-resolve {{logical_address}} {{path/to/btrfs_mount}}
"Print stats of root, extent, csum and fs trees",sudo btrfs inspect-internal tree-stats {{path/to/partition}}
Show the current number lock status,numlockx status
Turn the number lock on,numlockx on
Turn the number lock off,numlockx off
Toggle the current state,numlockx toggle
List the available event names (e.g. `SIGWINCH`),SIGWINCH
List the commands and the names of the expected events,trap -p
Execute a command when a signal is received,"trap 'echo ""Caught signal {{SIGHUP}}""' {{SIGHUP}}"
Remove commands,trap - {{SIGHUP}} {{SIGINT}}
Display all information about the ELF file,readelf -all {{path/to/binary}}
Display all the headers present in the ELF file,readelf --headers {{path/to/binary}}
"Display the entries in symbol table section of the ELF file, if it has one",readelf --symbols {{path/to/binary}}
Display the information contained in the ELF header at the start of the file,readelf --file-header {{path/to/binary}}
Start i3 (Note that a pre-existing window manager must not be open when this command is run),i3
Open a new terminal window,<Super> + <Return>
Create a new workspace,<Super> + <Shift> + {{number}}
Switch to workspace number `n`,n
Open new window horizontally,<Super> + h
Open new window vertically,<Super> + v
Open application (type out application name after executing command),<Super> + D
Display power and battery information,upower --dump
List all power devices,upower --enumerate
Watch for and print power status changes,upower --monitor
Watch for and print detailed power status changes,upower --monitor-detail
Display version,upower --version
Show a quick summary overview of the cluster,sinfo --summarize
View the detailed status of all partitions across the entire cluster,sinfo
View the detailed status of a specific partition,sinfo --partition {{partition_name}}
View information about idle nodes,sinfo --states {{idle}}
Summarise dead nodes,sinfo --dead
List dead nodes and the reasons why,sinfo --list-reasons
Format a USB then create a bootable Windows installation drive,woeusb --device {{path/to/windows.iso}} {{/dev/sdX}}
"Copy Windows files to an existing partition of a USB storage device and make it bootable, without erasing the current data",woeusb --partition {{path/to/windows.iso}} {{/dev/sdXN}}
Delete an existing group,sudo groupdel {{group_name}}
Create a snapshot using a configuration file,sudo rusnapshot --config {{path/to/config.toml}} --cr
List created snapshots,sudo rusnapshot -c {{path/to/config.toml}} --list
Delete a snapshot by ID or the name of the snapshot,sudo rusnapshot -c {{path/to/config.toml}} --del --id {{snapshot_id}}
Delete all `hourly` snapshots,hourly
Create a read-write snapshot,sudo rusnapshot -c {{path/to/config.toml}} --cr --rw
Restore a snapshot,sudo rusnapshot -c {{path/to/config.toml}} --id {{snapshot_id}} --restore
Install a new package,pamac install {{package_name}}
Remove a package and its no longer required dependencies (orphans),pamac remove --orphans {{package_name}}
Search the package database for a package,pamac search {{package_name}}
List installed packages,pamac list --installed
Check for package updates,pamac checkupdates
Upgrade all packages,pamac upgrade
Start a new game,cuyo
Navigate the piece horizontally,{{A|D|Left arrow key|Right arrow key}}
Turn the piece,{{W|Up arrow key}}
Hard drop the piece,{{S|Down arrow key}}
Connect your system to the Ubuntu Pro support contract,sudo pro attach
Display the status of Ubuntu Pro services,pro status
Check if the system is affected by a specific vulnerability (and apply a fix if possible),pro fix {{CVE-number}}
Display the number of unsupported packages,pro security-status
List packages that are no longer available for download,pro security-status --unavailable
List third-party packages,pro security-status --thirdparty
Print memory usage for current processes,smem
Print memory usage for current processes for a every user on a system,smem --users
Print memory usage for current processes for a specified user,smem --userfilter {{username}}
Print system memory information,smem --system
Convert a translated PO file back to a document,po4a-translate --format {{text}} --master {{path/to/master.doc}} --po {{path/to/result.po}} --localized {{path/to/translated.txt}}
List all available formats,po4a-translate --help-format
Update repository indexes from all remote repositories,apk update
Install a new package,apk add {{package}}
Remove a package,apk del {{package}}
Repair a package or upgrade it without modifying main dependencies,apk fix {{package}}
Search for a package via keywords,apk search {{keywords}}
Display information about a specific package,apk info {{package}}
Show general image information about the OS image,systemd-dissect {{path/to/image.raw}}
Mount an OS image,systemd-dissect --mount {{path/to/image.raw}} {{/mnt/image}}
Unmount an OS image,systemd-dissect --umount {{/mnt/image}}
List files in an image,systemd-dissect --list {{path/to/image.raw}}
Attach an OS image to an automatically allocated loopback block device and print its path,systemd-dissect --attach {{path/to/image.raw}}
Detach an OS image from a loopback block device,systemd-dissect --detach {{path/to/device}}
Print the options for the currently executing completion,compopt
Print the completion options for given command,compopt {{command}}
Start a new VPN session,openvpn3 session-start --config {{path/to/config.conf}}
List established sessions,openvpn3 sessions-list
Disconnect the currently established session started with given configuration,openvpn3 session-manage --config {{path/to/config.conf}} --disconnect
Import VPN configuration,openvpn3 config-import --config {{path/to/config.conf}}
List imported configurations,openvpn3 configs-list
Start a talk session with a user on the same machine,talk {{username}}
"Start a talk session with a user on the same machine, who is logged in on tty3",talk {{username}} {{tty3}}
Start a talk session with a user on a remote machine,talk {{username}}@{{hostname}}
Clear text on both terminal screens,<Ctrl>+D
Exit the talk session,<Ctrl>+C
Emulate 20 requests based on a given URL list file per second for 60 seconds,http_load -rate {{20}} -seconds {{60}} {{path/to/urls.txt}}
Emulate 5 concurrent requests based on a given URL list file for 60 seconds,http_load -parallel {{5}} -seconds {{60}} {{path/to/urls.txt}}
"Emulate 1000 requests at 20 requests per second, based on a given URL list file",http_load -rate {{20}} -fetches {{1000}} {{path/to/urls.txt}}
"Emulate 1000 requests at 5 concurrent requests at a time, based on a given URL list file",http_load -parallel {{5}} -fetches {{1000}} {{path/to/urls.txt}}
Set the priority of the specified network interface (a higher number indicates lower priority),sudo ifmetric {{interface}} {{value}}
Reset the priority of the specified network interface,sudo ifmetric {{interface}} {{0}}
Convert a text file to PO file,po4a-gettextize --format {{text}} --master {{path/to/master.txt}} --po {{path/to/result.po}}
List all available formats,po4a-gettextize --help-format
Convert a text file along with a translated document to a PO file (`-l` option can be provided multiple times),-l
Remove a logical volume in a volume group,sudo lvremove {{volume_group}}/{{logical_volume}}
Remove all logical volumes in a volume group,sudo lvremove {{volume_group}}
Change the volume label on a specific ext partition,"e2label {{/dev/sda1}} ""{{label_name}}"""
View security context of a file,ls -lZ {{path/to/file}}
"Change the security context of a target file, using a reference file",chcon --reference={{reference_file}} {{target_file}}
Change the full SELinux security context of a file,chcon {{user}}:{{role}}:{{type}}:{{range/level}} {{filename}}
Change only the user part of SELinux security context,chcon -u {{user}} {{filename}}
Change only the role part of SELinux security context,chcon -r {{role}} {{filename}}
Change only the type part of SELinux security context,chcon -t {{type}} {{filename}}
Change only the range/level part of SELinux security context,chcon -l {{range/level}} {{filename}}
Mount an OS image,mount.ddi {{path/to/image.raw}} {{/mnt/image}}
Specify the directory of the `main.cf` configuration file instead of the default configuration directory,main.cf
"Edit the `main.cf` configuration file and update parameter settings with the ""name=value"" pairs",main.cf
Print the default parameter settings of the `main.cf` instead of the actual settings,main.cf
"Display parameters only from the specified class. The class can be one of builtin, service, user or all",postconf -C {{class}}
List available SASL plug-in types for the Postfix SMTP server. The plug-in type is selected with the `smtpd_sasl_type` configuration parameter by specifying `cyrus` or `dovecot` as the name,smtpd_sasl_type` configuration parameter by specifying `cyrus` or `dovecot
"List the names of all supported lookup table types. Lookup tables are specified as `type:name` in configuration files where the type can be `btree`, `cdb`, `hash`, `mysql`, etc","type:name` in configuration files where the type can be `btree`, `cdb`, `hash`, `mysql"
View documentation for running `nmcli` as a NetworkManager secret/polkit agent,nmcli
View documentation for managing network connections,tldr nmcli connection
View documentation for managing network interfaces and establishing new Wi-Fi connections,tldr nmcli device
View documentation for managing general settings of NetworkManager,tldr nmcli general
View documentation for NetworkManager's activity monitor,tldr nmcli monitor
View documentation for enabling/disabling and checking the status of networking,tldr nmcli networking
View documentation for managing radio switches,tldr nmcli radio
"Align two or more sequences using megablast (default), with the e-value threshold of 1e-9, pairwise output format (default)",blastn -query {{query.fa}} -subject {{subject.fa}} -evalue {{1e-9}}
Align two or more sequences using blastn,blastn -task blastn -query {{query.fa}} -subject {{subject.fa}}
"Align two or more sequences, custom tabular output format, output to file",blastn -query {{query.fa}} -subject {{subject.fa}} -outfmt {{'6 qseqid qlen qstart qend sseqid slen sstart send bitscore evalue pident'}} -out {{output.tsv}}
"Search nucleotide databases using a nucleotide query, 16 threads (CPUs) to use in the BLAST search, with a maximum number of 10 aligned sequences to keep",blastn -query {{query.fa}} -db {{path/to/blast_db}} -num_threads {{16}} -max_target_seqs {{10}}
Search the remote non-redundant nucleotide database using a nucleotide query,blastn -query {{query.fa}} -db {{nt}} -remote
Display help (use `-help` for detailed help),-help
Launch the MOC terminal UI,mocp
Launch the MOC terminal UI in a specific directory,mocp {{path/to/directory}}
"Start the MOC server in the background, without launching the MOC terminal UI",mocp --server
Add a specific song to the play queue while MOC is in the background,mocp --enqueue {{path/to/audio_file}}
Add songs recursively to the play queue while MOC is in the background,mocp --append {{path/to/directory}}
Clear the play queue while MOC is in the background,mocp --clear
Play or stop the currently queued song while MOC is in the background,mocp --{{play|stop}}
Stop the MOC server while it's in the background,mocp --exit
Capture a screenshot and save it to the current directory with the current date as the filename,scrot
Capture a screenshot and save it as `capture.png`,capture.png
Capture a screenshot interactively,scrot --select
"Capture a screenshot interactively without exiting on keyboard input, press `ESC` to exit",ESC
Capture a screenshot interactively delimiting the region with a colored line,scrot --select --line color={{x11_color|rgb_color}}
Capture a screenshot from the currently focused window,scrot --focused
Display a countdown of 10 seconds before taking a screenshot,scrot --count --delay {{10}}
Open a file,zathura {{path/to/file}}
Navigate left/up/down/right,{{H|J|K|L|arrow keys}}
Rotate,r
Invert Colors,<Ctrl> + R
Search for text by a given string,/{{string}}
Create/delete bookmarks,:{{bmark|bdelete}} {{bookmark_name}}
List bookmarks,:blist
Print information about all the commands in the acct (record file),lastcomm
Display commands executed by a given user,lastcomm --user {{user}}
Display information about a given command executed on the system,lastcomm --command {{command}}
Display information about commands executed on a given terminal,lastcomm --tty {{terminal_name}}
Start a Tetris game,yetris
Navigate the piece horizontally,{{Left|Right arrow key}}
Rotate the piece clockwise or counterclockwise,{{x|z}}
Hold a piece (only one allowed at a time),c
Soft drop the piece,<Down arrow key>
Hard drop the piece,<Spacebar>
Pause/unpause the game,p
Quit the game,q
Convert an SVG file (should be an absolute path) to PNG,ksvgtopng5 {{width}} {{height}} {{path/to/file.svg}} {{output_filename.png}}
Purge and process manual pages,mandb
Update a single entry,mandb --filename {{path/to/file}}
Create entries from scratch instead of updating,mandb --create
Only process user databases,mandb --user-db
Do not purge obsolete entries,mandb --no-purge
Check the validity of manual pages,mandb --test
"Set the default boot entry to an entry number, name or identifier for the next boot",sudo grub-reboot {{entry_number}}
"Set the default boot entry to an entry number, name or identifier for an alternative boot directory for the next boot",sudo grub-reboot --boot-directory {{/path/to/boot_directory}} {{entry_number}}
Create a new castle,homeshick generate {{castle_name}}
Add a file to your castle,homeshick track {{castle_name}} {{path/to/file}}
Go to a castle,homeshick cd {{castle_name}}
Clone a castle,homeshick clone {{github_username}}/{{repository_name}}
Symlink all files from a castle,homeshick link {{castle_name}}
Install a new package,xbps-install {{package}}
Synchronize and update all packages,xbps-install --sync --update
"Switch to a specified branch, stashing and restoring unstaged changes",git switch {{target_branch}}
"Synchronize current branch, automatically merging or rebasing, and stashing and unstashing",git sync
Publish a specified branch to the remote server,git publish {{branch_name}}
Remove a branch from the remote server,git unpublish {{branch_name}}
List all branches and their publication status,git branches {{glob_pattern}}
Remove the last commit from the history,git undo {{--hard}}
"Display packages whose support is limited, has already ended or will end earlier than the distribution's end of life",check-support-status
Display only packages whose support has ended,check-support-status --type {{ended}}
Skip printing a headline,check-support-status --no-heading
Start an interactive calculator session,mate-calc-cmd
Calculate a specific mathematic expression,{{2 + 5}}
List loop devices with detailed info,losetup -a
Attach a file to a given loop device,sudo losetup /dev/{{loop}} /{{path/to/file}}
Attach a file to a new free loop device and scan the device for partitions,sudo losetup --show --partscan -f /{{path/to/file}}
Attach a file to a read-only loop device,sudo losetup --read-only /dev/{{loop}} /{{path/to/file}}
Detach all loop devices,sudo losetup -D
Detach a given loop device,sudo losetup -d /dev/{{loop}}
Create an empty repository,repo-add {{path/to/database.db.tar.gz}}
Add all package binaries in the current directory and remove the old database file,repo-add --remove {{path/to/database.db.tar.gz}} {{*.pkg.tar.zst}}
Add all package binaries in the current directory in silent mode except for warning and error messages,repo-add --quiet {{path/to/database.db.tar.gz}} {{*.pkg.tar.zst}}
Add all package binaries in the current directory without showing color,repo-add --nocolor {{path/to/database.db.tar.gz}} {{*.pkg.tar.zst}}
Change the line endings of a file,unix2mac {{path/to/file}}
Create a copy with macOS-style line endings,unix2mac -n {{path/to/unix_file}} {{path/to/mac_file}}
Open a file,more {{path/to/file}}
Display a specific line,more +{{line_number}} {{path/to/file}}
Go to the next page,<Space>
Search for a string (press `n` to go to the next match),n
Exit,q
Display help about interactive commands,h
"Start the interactive mode, in this mode you can enter the commands directly, with autocompletion",iwctl
Call general help,iwctl --help
Display your Wi-Fi stations,iwctl station list
Start looking for networks with a station,iwctl station {{station}} scan
Display the networks found by a station,iwctl station {{station}} get-networks
"Connect to a network with a station, if credentials are needed they will be asked",iwctl station {{station}} connect {{network_name}}
Expand a given acronym,wtf {{IMO}}
Specify a computer related search type,wtf -t {{comp}} {{WWW}}
Clear QML cache,latte-dock --clear-cache
Import and load default layout on startup,latte-dock --default-layout
Load a specific layout on startup,latte-dock --layout {{layout_name}}
Import and load a specific layout,latte-dock --import-layout {{path/to/file}}
Remove specific files,rm {{path/to/file1 path/to/file2 ...}}
Remove specific files ignoring nonexistent ones,rm --force {{path/to/file1 path/to/file2 ...}}
Remove specific files interactively prompting before each removal,rm --interactive {{path/to/file1 path/to/file2 ...}}
Remove specific files printing info about each removal,rm --verbose {{path/to/file1 path/to/file2 ...}}
Remove specific files and directories recursively,rm --recursive {{path/to/file_or_directory1 path/to/file_or_directory2 ...}}
Display the routing table,ip route show
Display the main routing table (same as first example),ip route show {{main|254}}
Display the local routing table,ip route show table {{local|255}}
Display all routing tables,ip route show table {{all|unspec|0}}
List routes from a given device only,ip route show dev {{eth0}}
List routes within a given scope,ip route show scope link
Display the routing cache,ip route show cache
Display only IPv6 or IPv4 routes,ip {{-6|-4}} route show
List binary packages which would be generated from a RPM spec file,rpmspec --query {{path/to/rpm.spec}}
List all options for `--queryformat`,--queryformat
Get summary information for single binary packages generated from a RPM spec file,"rpmspec --query --queryformat ""{{%{name}: %{summary}\n}}"" {{path/to/rpm.spec}}"
Get the source package which would be generated from a RPM spec file,rpmspec --query --srpm {{path/to/rpm.spec}}
Parse a RPM spec file to `stdout`,stdout
Test the configuration file and then exit,collectd -t
Test plugin data collection functionality and then exit,collectd -T
Start `collectd`,collectd
Specify a custom configuration file location,collectd -C {{path/to/file}}
Specify a custom PID file location,collectd -P {{path/to/file}}
Don't fork into the background,collectd -f
Display help and version,collectd -h
Find expanded results in all categories from the lake and [S]ort them in the specified order,wami --show-all -S {{asc|desc}} --search-all {{search_string}}
"Search GitHub to find expanded results, [S]orted in descending order",wami --show-all -S desc --github {{search_string}}
Search GitHub for topics that match the search string,wami --list-topics {{search_string}}
Search the lake for a tool used in pentests to query for default credentials and [S]ort the results in descending order,wami -S desc --search-all pentest credential default
Start the Apache daemon. Throw a message if it is already running,sudo apache2ctl start
Stop the Apache daemon,sudo apache2ctl stop
Restart the Apache daemon,sudo apache2ctl restart
Test syntax of the configuration file,sudo apache2ctl -t
List loaded modules,sudo apache2ctl -M
Search for a package,eix {{query}}
Search for installed packages,eix --installed {{query}}
Search in package descriptions,"eix --description ""{{description}}"""
Search by package license,eix --license {{license}}
Exclude results from search,eix --not --license {{license}}
Monitor all device events,sudo udevadm monitor
Print `uevents` sent out by the kernel,uevents
Print device events after being processed by `udev`,udev
List attributes of device `/dev/sda`,/dev/sda
Reload all `udev` rules,udev
Trigger all `udev` rules to run,udev
Test an event run by simulating loading of `/dev/sda`,/dev/sda
"Make a file or directory immutable to changes and deletion, even by superuser",chattr +i {{path/to/file_or_directory}}
Make a file or directory mutable,chattr -i {{path/to/file_or_directory}}
Recursively make an entire directory and contents immutable,chattr -R +i {{path/to/directory}}
Show information about an address or network with a given subnet mask,ipcalc {{1.2.3.4}} {{255.255.255.0}}
Show information about an address or network in CIDR notation,ipcalc {{1.2.3.4}}/{{24}}
Show the broadcast address of an address or network,ipcalc -b {{1.2.3.4}}/{{30}}
Show the network address of provided IP address and netmask,ipcalc -n {{1.2.3.4}}/{{24}}
Display geographic information about a given IP address,ipcalc -g {{1.2.3.4}}
Read a key from the global configuration,kreadconfig5 --group {{group_name}} --key {{key_name}}
Read a key from a specific configuration file,kwriteconfig5 --file {{path/to/file}} --group {{group_name}} --key {{key_name}}
Check if systemd is used to start the Plasma session,kreadconfig5 --file {{startkderc}} --group {{General}} --key {{systemdBoot}}
Show the networking status of NetworkManager,nmcli networking
Enable or disable networking and all interfaces managed by NetworkManager,nmcli networking {{on|off}}
Show the last known connectivity state,nmcli networking connectivity
Show the current connectivity state,nmcli networking connectivity check
"Display SMB shares and permissions on a host, prompting for user's password or NTLM hash",smbmap -u {{username}} --prompt -H {{ip}}
"Display SMB shares and permissions on a host, specifying the domain and passing the password NTLM hash",smbmap -u {{username}} --prompt -d {{domain}} -H {{ip}}
Display SMB shares and list a single level of directories and files,smbmap -u {{username}} --prompt -H {{ip}} -r
Display SMB shares and recursively list a defined number of levels of directories and files,smbmap -u {{username}} --prompt -H {{ip}} -R --depth {{3}}
"Display SMB shares and recursively list directories and files, downloading the files matching a regular expression",smbmap -u {{username}} --prompt -H {{ip}} -R -A {{pattern}}
"Display SMB shares and recursively list directories and files, searching for file content matching a regular expression",smbmap -u {{username}} --prompt -H {{ip}} -R -F {{pattern}}
Execute a shell command on a remote system,smbmap -u {{username}} --prompt -H {{ip}} -x {{command}}
Upload a file to a remote system,smbmap -u {{username}} --prompt -H {{ip}} --upload {{source}} {{destination}}
Mark a package as implicitly installed,sudo pacman --database --asdeps {{package}}
Mark a package as explicitly installed,sudo pacman --database --asexplicit {{package}}
Check that all the package dependencies are installed,pacman --database --check
Check the repositories to ensure all specified dependencies are available,pacman --database --check --check
Display only error messages,pacman --database --check --quiet
Display help,pacman --database --help
Generate ASCII art for a given text,toilet {{input_text}}
Generate ASCII art using a custom font file,toilet {{input_text}} -f {{font_filename}}
Generate ASCII art using a filter,toilet {{input_text}} --filter {{filter_name}}
Show available toilet filters,toilet --filter list
Run a `toolbox` subcommand,toolbox
"Display help for a specific subcommand (such as `create`, `enter`, `rm`, `rmi`, etc.)","create`, `enter`, `rm`, `rmi"
Display help,toolbox --help
Display version,toolbox --version
Show all TCP/UDP/RAW/UNIX sockets,ss -a {{-t|-u|-w|-x}}
"Filter TCP sockets by states, only/exclude",ss {{state/exclude}} {{bucket/big/connected/synchronized/...}}
Show all TCP sockets connected to the local HTTPS port (443),ss -t src :{{443}}
Show all TCP sockets listening on the local 8080 port,ss -lt src :{{8080}}
Show all TCP sockets along with processes connected to a remote SSH port,ss -pt dst :{{ssh}}
Show all UDP sockets connected on specific source and destination ports,ss -u 'sport == :{{source_port}} and dport == :{{destination_port}}'
Show all TCP IPv4 sockets locally connected on the subnet 192.168.0.0/16,ss -4t src {{192.168/16}}
Kill IPv4 or IPv6 Socket Connection with destination IP 192.168.1.17 and destination port 8080,ss --kill dst {{192.168.1.17}} dport = {{8080}}
Tell the kernel about the existence of the specified partition,addpart {{device}} {{partition}} {{start}} {{length}}
Replay a typescript at the speed it was recorded,scriptreplay {{path/to/timing_file}} {{path/to/typescript}}
Replay a typescript at double the original speed,scriptreplay {{path/to/timingfile}} {{path/to/typescript}} 2
Replay a typescript at half the original speed,scriptreplay {{path/to/timingfile}} {{path/to/typescript}} 0.5
Individual actions/programs on run-mailcap can be invoked with action flag,run-mailcap --action=ACTION [--option[=value]]
In simple language,run-mailcap --action=ACTION {{filename}}
Turn on extra information,run-mailcap --action=ACTION --debug {{filename}}
"Ignore any ""copiousoutput"" directive and forward output to `stdout`",stdout
Display the found command without actually executing it,run-mailcap --action=ACTION --norun {{filename}}
Create a random UUIDv4,uuidgen --random
Create a UUIDv1 based on the current time,uuidgen --time
Create a UUIDv5 of the name with a specified namespace prefix,uuidgen --sha1 --namespace {{@dns|@url|@oid|@x500}} --name {{object_name}}
Display an fstab compatible output based on a volume label,genfstab -L {{path/to/mount_point}}
Display an fstab compatible output based on a volume UUID,genfstab -U {{path/to/mount_point}}
"A usual way to generate an fstab file, requires root permissions",genfstab -U {{/mnt}} >> {{/mnt/etc/fstab}}
Append a volume into an fstab file to mount it automatically,genfstab -U {{path/to/mount_point}} | sudo tee -a /etc/fstab
Create subvolume,sudo btrfs subvolume create {{path/to/subvolume}}
List subvolumes,sudo btrfs subvolume list {{path/to/mount_point}}
Show space usage information,sudo btrfs filesystem df {{path/to/mount_point}}
Enable quota,sudo btrfs quota enable {{path/to/subvolume}}
Show quota,sudo btrfs qgroup show {{path/to/subvolume}}
Show a summary of services and their status,rc-status
Include services in all runlevels in the summary,rc-status --all
List services that have crashed,rc-status --crashed
List manually started services,rc-status --manual
List supervised services,rc-status --supervised
Get the current runlevel,rc-status --runlevel
List all runlevels,rc-status --list
Remove all fingerprints for a specific user,fprintd-delete {{username}}
Remove a specific fingerprints for a specific user,fprintd-delete {{username}} --finger {{left-thumb|left-index-finger|left-middle-finger|left-ring-finger|left-little-finger|right-thumb|right-index-finger|right-middle-finger|right-ring-finger|right-little-finger}}
Display help,fprintd-delete
Convert binary CD into a standard iso9960 image file,bchunk {{path/to/image.bin}} {{path/to/image.cue}} {{path/to/output}}
Convert with verbose mode,bchunk -v {{path/to/image.bin}} {{path/to/image.cue}} {{path/to/output}}
Output audio files in WAV format,bchunk -w {{path/to/image.bin}} {{path/to/image.cue}} {{path/to/output}}
Install a new package,yum install {{package}}
"Install a new package and assume yes to all questions (also works with update, great for automated updates)",yum -y install {{package}}
Find the package that provides a particular command,yum provides {{command}}
Remove a package,yum remove {{package}}
Display available updates for installed packages,yum check-update
Upgrade installed packages to the newest available versions,yum upgrade
Generate with wal's palette and the current wallpaper (feh only),wal-telegram
Generate with wal's palette and a specified background image,wal-telegram --background={{path/to/image}}
Generate with wal's palette and a colored background based on the palette,wal-telegram --tiled
Apply a gaussian blur on the background image,wal-telegram -g
Specify a location for the generated theme (default is `$XDG_CACHE_HOME/wal-telegram` or `~/.cache/wal-telegram`),$XDG_CACHE_HOME/wal-telegram` or `~/.cache/wal-telegram
Restart the telegram app after generation,wal-telegram --restart
Start interactive mode with a specific authority file (defaults to `~/.Xauthority`),~/.Xauthority
Display information about the authority file,xauth info
Display authorization entries for all the displays,xauth list
Add an authorization for a specific display,xauth add {{display_name}} {{protocol_name}} {{key}}
Remove the authorization for a specific display,xauth remove {{display_name}}
Print the authorization entry for the current display to `stdout`,stdout
Merge the authorization entries from a specific file into the authorization database,cat {{path/to/file}} | xauth merge -
Display help,xauth --help
Check a specific script file for syntax errors,grub-script-check {{path/to/grub_config_file}}
Display each line of input after reading it,grub-script-check --verbose
Display help,grub-script-check --help
Display version,grub-script-check --version
Connect to a database with the currently logged in user,mycli {{database_name}}
Connect to a database with the specified user,mycli -u {{user}} {{database_name}}
Connect to a database on the specified host with the specified user,mycli -u {{user}} -h {{host}} {{database_name}}
"Parse the specified UUIDs, use a tabular output format",uuidparse {{uuid1 uuid2 ...}}
Parse UUIDs from `stdin`,stdin
Use the JSON output format,uuidparse --json {{uuid1 uuid2 ...}}
Do not print a header line,uuidparse --noheadings {{uuid1 uuid2 ...}}
Use the raw output format,uuidparse --raw {{uuid1 uuid2 ...}}
Specify which of the four output columns to print,"uuidparse --output {{UUID,VARIANT,TYPE,TIME}}"
Display help,uuidparse -h
Scan directories to find and list packages with broken library links that need to be rebuilt,lddd
List enrolled fingerprints for a specific user,fprintd-list {{username}}
List enrolled fingerprints for one or more users,fprintd-list {{username1 username2 ...}}
Display help,fprintd-list
"Start the window manager, if it is not running already (should ideally be run from `.xsession` or similar)",.xsession
Check the configuration file for any compilation errors (default location is `~/.config/qtile/config.py`),~/.config/qtile/config.py
Show current resource usage information,qtile top --force
Open the program `xterm` as a floating window on the group named `test-group`,xterm` as a floating window on the group named `test-group
Restart the window manager,qtile cmd-obj --object cmd --function restart
Move a specific file to the trash,trash {{path/to/file}}
Move specific files to the trash,trash {{path/to/file1 path/to/file2 ...}}
List items in the trash,trash list
Restore a specific file from the trash,trash restore {{file}}
Remove a specific file from the trash,trash empty {{file}}
Restore all files from the trash,trash restore --all
Remove all files from the trash,trash empty --all
Start Burp Suite,burpsuite
Start Burp Suite using the default configuration,burpsuite --use-defaults
Open a specific project file,burpsuite --project-file={{path/to/file}}
Load a specific configuration file,burpsuite --config-file={{path/to/file}}
Start without extensions,burpsuite --disable-extensions
Print the generated or committed machine ID,systemd-machine-id-setup --print
Specify an image policy,systemd-machine-id-setup --image-policy={{your_policy}}
Display the output as JSON,sudo systemd-machine-id-setup --json=pretty
Operate on a disk image instead of a directory tree,systemd-machine-id-setup --image={{/path/to/image}}
Display an image,cacaview {{path/to/image}}
Print the current directory,pwd
"Print the current directory, and resolve all symlinks (i.e. show the ""physical"" path)",pwd --physical
Print the current logical directory,pwd --logical
Find out whether the network is connected and print the result to `stdout`,stdout
Wait `n` seconds for a connection (30 by default),n
"Record a snippet in ""CD"" quality (finish with Ctrl-C when done)",arecord -vv --format=cd {{path/to/file.wav}}
"Record a snippet in ""CD"" quality, with a fixed duration of 10 seconds",arecord -vv --format=cd --duration={{10}} {{path/to/file.wav}}
Record a snippet and save it as an MP3 (finish with Ctrl-C when done),arecord -vv --format=cd --file-type raw | lame -r - {{path/to/file.mp3}}
List all sound cards and digital audio devices,arecord --list-devices
Allow interactive interface (e.g. use space-bar or enter to play or pause),arecord --interactive
Display the search path used to find man pages,manpath
Show the entire global manpath,manpath --global
Uninstall a package,sudo urpme {{package}}
Uninstall orphan packages (Note: use it with caution as it might unintentionally remove important packages),sudo urpme --auto-orphans
Uninstall a package and its dependencies,sudo urpme --auto-orphans {{package}}
Create a Distrobox container using the Ubuntu image,distrobox-create {{container_name}} --image {{ubuntu:latest}}
Clone a Distrobox container,distrobox-create --clone {{container_name}} {{cloned_container_name}}
Create an mdbook project in the current directory,mdbook init
Create an mdbook project in a specific directory,mdbook init {{path/to/directory}}
Clean the directory with the generated book,mdbook clean
"Serve a book at <http://localhost:3000>, auto build when file changes",mdbook serve
Watch a set of Markdown files and automatically build when a file is changed,mdbook watch
"Kill in-progress connections at a specified interface, host and port",tcpkill -i {{eth1}} host {{192.95.4.27}} and port {{2266}}
List all video devices,v4l2-ctl --list-devices
List supported video formats and resolutions of default video device `/dev/video0`,/dev/video0
List supported video formats and resolutions of a specific video device,v4l2-ctl --list-formats-ext --device {{path/to/video_device}}
Get all details of a video device,v4l2-ctl --all --device {{path/to/video_device}}
Capture a JPEG photo with a specific resolution from video device,"v4l2-ctl --device {{path/to/video_device}} --set-fmt-video=width={{width}},height={{height}},pixelformat=MJPG --stream-mmap --stream-to={{path/to/output.jpg}} --stream-count=1"
Capture a raw video stream from video device,"v4l2-ctl --device {{path/to/video_device}} --set-fmt-video=width={{width}},height={{height}},pixelformat={{format}} --stream-mmap --stream-to={{path/to/output}} --stream-count={{number_of_frames_to_capture}}"
List all video device's controls and their values,v4l2-ctl --list-ctrls --device {{path/to/video_device}}
Set the value of a video device control,v4l2-ctl --device {{path/to/video_device}} --set-ctrl={{control_name}}={{value}}
Disable profile,sudo aa-disable {{path/to/profile1 path/to/profile2 ...}}
Disable profiles (defaults to `/etc/apparmor.d`),/etc/apparmor.d
List partitions on all block devices,sudo parted --list
Start interactive mode with the specified disk selected,sudo parted {{/dev/sdX}}
Create a new partition table of the specified label-type,sudo parted --script {{/dev/sdX}} mklabel {{aix|amiga|bsd|dvh|gpt|loop|mac|msdos|pc98|sun}}
Show partition information in interactive mode,print
Select a disk in interactive mode,select {{/dev/sdX}}
Create a 16 GB partition with the specified filesystem in interactive mode,mkpart {{primary|logical|extended}} {{btrfs|ext2|ext3|ext4|fat16|fat32|hfs|hfs+|linux-swap|ntfs|reiserfs|udf|xfs}} {{0%}} {{16G}}
Resize a partition in interactive mode,resizepart {{/dev/sdXN}} {{end_position_of_partition}}
Remove a partition in interactive mode,rm {{/dev/sdXN}}
Launch Nautilus,nautilus
Launch Nautilus as root user,sudo nautilus
Launch Nautilus and display a specific directory,nautilus {{path/to/directory}}
Launch Nautilus with a specific file or directory selected,nautilus --select {{path/to/file_or_directory}}
Launch Nautilus in a separated window,nautilus --new-window
Close all Nautilus instances,nautilus --quit
Display help,nautilus --help
Manually inhibit desktop idleness with a toggle,caffeine-indicator
Connect to a remote host,dbclient {{user}}@{{host}}
Connect to a remote host on [p]ort 2222,dbclient {{user}}@{{host}} -p 2222
Connect to a remote host using a specific [i]dentity key in dropbear format,dbclient -i {{path/to/key_file}} {{user}}@{{host}}
Run a command on the remote host with a [t]ty allocation allowing interaction with the remote command,dbclient {{user}}@{{host}} -t {{command}} {{argument1 argument2 ...}}
Connect and forward [A]gent connections to remote host,dbclient -A {{user}}@{{host}}
List the partitions on a block device or disk image,sudo partx --list {{path/to/device_or_disk_image}}
Add all the partitions found in a given block device to the kernel,sudo partx --add --verbose {{path/to/device_or_disk_image}}
Delete all the partitions found from the kernel (does not alter partitions on disk),sudo partx --delete {{path/to/device_or_disk_image}}
Get capabilities for the given files,getcap {{path/to/file1 path/to/file2 ...}}
Get capabilities for all the files recursively under the given directories,getcap -r {{path/to/directory1 path/to/directory2 ...}}
Displays all searched entries even if no capabilities are set,getcap -v {{path/to/file1 path/to/file2 ...}}
Display information about all physical volumes,sudo pvdisplay
Display information about the physical volume on drive `/dev/sdXY`,/dev/sdXY
Display a tree of processes,pstree
Display a tree of processes with PIDs,pstree -p
Display all process trees rooted at processes owned by specified user,pstree {{user}}
Mark a package as automatically installed,sudo apt-mark auto {{package}}
Hold a package at its current version and prevent updates to it,sudo apt-mark hold {{package}}
Allow a package to be updated again,sudo apt-mark unhold {{package}}
Show manually installed packages,apt-mark showmanual
Show held packages that aren't being updated,apt-mark showhold
Update the list of available packages and versions (it's recommended to run this before other `apt-get` commands),apt-get
"Install a package, or update it to the latest available version",apt-get install {{package}}
Remove a package,apt-get remove {{package}}
Remove a package and its configuration files,apt-get purge {{package}}
Upgrade all installed packages to their newest available versions,apt-get upgrade
Clean the local repository - removing package files (`.deb`) from interrupted downloads that can no longer be downloaded,.deb
Remove all packages that are no longer needed,apt-get autoremove
"Upgrade installed packages (like `upgrade`), but remove obsolete packages and install additional packages to meet new dependencies",upgrade
Change XDG's DESKTOP directory to the specified directory (must be absolute),"xdg-user-dirs-update --set DESKTOP ""{{path/to/directory}}"""
Write the result to the specified dry-run-file instead of the `user-dirs.dirs` file,user-dirs.dirs
Display a menu of the output of the `ls` command,ls
Display a menu with custom items separated by a new line (`\n`),\n
Let the user choose between multiple items and save the selected one to a file,"echo -e ""{{red}}\n{{green}}\n{{blue}}"" | dmenu > {{color.txt}}"
Launch dmenu on a specific monitor,ls | dmenu -m {{1}}
Display dmenu at the bottom of the screen,ls | dmenu -b
Convert an OpenSSH private key to the Dropbear format,dropbearconvert openssh dropbear {{path/to/input_key}} {{path/to/output_key}}
Convert a Dropbear private key to the OpenSSH format,dropbearconvert dropbear openssh {{path/to/input_key}} {{path/to/output_key}}
Launch silentcast,silentcast
Launch silentcast on a specific display,silentcast --display={{display}}
Show CPU frequency information for all CPUs,cpufreq-info
Show CPU frequency information for the specified CPU,cpufreq-info -c {{cpu_number}}
Show the allowed minimum and maximum CPU frequency,cpufreq-info -l
Show the current minimum and maximum CPU frequency and policy in table format,cpufreq-info -o
Show available CPU frequency policies,cpufreq-info -g
"Show current CPU work frequency in a human-readable format, according to the cpufreq kernel module",cpufreq-info -f -m
"Show current CPU work frequency in a human-readable format, by reading it from hardware (only available to root)",sudo cpufreq-info -w -m
Update to the latest version,sudo swupd update
"Show current version, and check whether a newer one exists",swupd check-update
List installed bundles,swupd bundle-list
Locate the bundle where a wanted package exists,swupd search -b {{package}}
Install a new bundle,sudo swupd bundle-add {{bundle}}
Remove a bundle,sudo swupd bundle-remove {{bundle}}
Correct broken or missing files,sudo swupd verify
Move a virtual disk,qm disk move {{vm_id}} {{destination}} {{index}}
Delete the previous copy of the virtual disk,qm disk move -delete {{vm_id}} {{destination}} {{index}}
Start monitoring NetworkManager changes,nmcli monitor
Disable a virtual host,sudo a2dissite {{virtual_host}}
Don't show informative messages,sudo a2dissite --quiet {{virtual_host}}
Check status of currently active interfaces,sudo wg
Generate a new private key,wg genkey
Generate a public key from a private key,wg pubkey < {{path/to/private_key}} > {{path/to/public_key}}
Generate a public and private key,wg genkey | tee {{path/to/private_key}} | wg pubkey > {{path/to/public_key}}
Show the current configuration of a wireguard interface,sudo wg showconf {{wg0}}
Open a terminal,st
Open a terminal with a specific title,st -T {{title}}
"Open a terminal, execute a given command, and write the output to a file",st -o {{path/to/file}} -e {{command argument1 argument2}}
Increase/decrease the font size,<Ctrl> + <Shift> + {{Page Up|Page Down}}
Copy/paste from the clipboard,<Ctrl> + <Shift> + {{C|V}}
Display a report for one or more files,filefrag {{path/to/file1 path/to/file2 ...}}
Display a report using a 1024 byte blocksize,filefrag -b {{path/to/file}}
Sync the file before requesting the mapping,filefrag -s {{path/to/file1 path/to/file2 ...}}
Display mapping of extended attributes,filefrag -x {{path/to/file1 path/to/file2 ...}}
Display a report with verbose information,filefrag -v {{path/to/file1 path/to/file2 ...}}
Print statistics about configured subvolumes and snapshots,sudo btrbk stats
List configured subvolumes and snapshots,sudo btrbk list
Print what would happen in a run without making the displayed changes,sudo btrbk --verbose dryrun
"Run backup routines verbosely, show progress bar",sudo btrbk --progress --verbose run
Only create snapshots for configured subvolumes,sudo btrbk snapshot
Update the binary hardware database in `/etc/udev`,/etc/udev
Query the hardware database and print the result for a specific modalias,systemd-hwdb query {{modalias}}
"Update the binary hardware database, returning a non-zero exit value on any parsing error",systemd-hwdb --strict update
Update the binary hardware database in `/usr/lib/udev`,/usr/lib/udev
Update the binary hardware database in the specified root path,systemd-hwdb --root={{path/to/root}} update
Enable only the primary monitor,mons -o
Enable only the secondary monitor,mons -s
"Duplicate the primary monitor onto the secondary monitor, using the resolution of the primary monitor",mons -d
"Mirror the primary monitor onto the secondary monitor, using the resolution of the secondary monitor",mons -m
Show swap information,swapon
Enable a given swap area,swapon {{path/to/file}}
Enable all swap areas specified in `/etc/fstab` except those with the `noauto` option,/etc/fstab` except those with the `noauto
Enable a swap partition by its label,swapon -L {{label}}
"Show a notification with the title ""Test"" and the content ""This is a test""","notify-send ""{{Test}}"" ""{{This is a test}}"""
Show a notification with a custom icon,"notify-send -i {{icon.png}} ""{{Test}}"" ""{{This is a test}}"""
Show a notification for 5 seconds,"notify-send -t 5000 ""{{Test}}"" ""{{This is a test}}"""
Show a notification with an app's icon and name,"notify-send ""{{Test}}"" --icon={{google-chrome}} --app-name=""{{Google Chrome}}"""
View documentation for the correct command,tldr umount
Try to enumerate using all methods,enum4linux -a {{remote_host}}
Enumerate using given login credentials,enum4linux -u {{user_name}} -p {{password}} {{remote_host}}
List usernames from a given host,enum4linux -U {{remote_host}}
List shares,enum4linux -S {{remote_host}}
Get OS information,enum4linux -o {{remote_host}}
Print the package names of the dependencies that aren't installed,pacman --deptest {{package1 package2 ...}}
Check if the installed package satisfies the given minimum version,"pacman --deptest ""{{bash>=5}}"""
Check if a later version of a package is installed,"pacman --deptest ""{{bash>5}}"""
Display help,pacman --deptest --help
Compare package files in tar content [l]ist different mode (default),pkgctl diff --list {{path/to/file|pkgname}}
Compare package files in [d]iffoscope different mode,pkgctl diff --diffoscope {{path/to/file|pkgname}}
Compare package files in `.PKGINFO` different mode,.PKGINFO
Compare package files in `.BUILDINFO` different mode,.BUILDINFO
Add constant network delay to outbound packages,tc qdisc add dev {{eth0}} root netem delay {{delay_in_milliseconds}}ms
Add normal distributed network delay to outbound packages,tc qdisc add dev {{eth0}} root netem delay {{mean_delay_ms}}ms {{delay_std_ms}}ms
Add package corruption/loss/duplication to a portion of packages,tc qdisc add dev {{eth0}} root netem {{corruption|loss|duplication}} {{effect_percentage}}%
"Limit bandwidth, burst rate and max latency",tc qdisc add dev eth0 root tbf rate {{max_bandwidth_mb}}mbit burst {{max_burst_rate_kb}}kbit latency {{max_latency_before_drop_ms}}ms
Show active traffic control policies,tc qdisc show dev {{eth0}}
Delete all traffic control rules,tc qdisc del dev {{eth0}}
Change traffic control rule,tc qdisc change dev {{eth0}} root netem {{policy}} {{policy_parameters}}
Output the first few lines of a file,head --lines {{count}} {{path/to/file}}
Output the first few bytes of a file,head --bytes {{count}} {{path/to/file}}
Output everything but the last few lines of a file,head --lines -{{count}} {{path/to/file}}
Output everything but the last few bytes of a file,head --bytes -{{count}} {{path/to/file}}
Display a message in full-screen,"sm ""{{Hello World!}}"""
Display a message with inverted colors,"sm -i ""{{Hello World!}}"""
Display a message with a custom foreground color,"sm -f {{blue}} ""{{Hello World!}}"""
Display a message with a custom background color,"sm -b {{#008888}} ""{{Hello World!}}"""
"Display a message rotated 3 times (in steps of 90 degrees, counterclockwise)","sm -r {{3}} ""{{Hello World!}}"""
Display a message using the output from another command,"{{echo ""Hello World!""}} | sm -"
Update the checksums in a `PKGBUILD`,PKGBUILD
Display help,updpkgsums -h
Display version,updpkgsums -v
Analyze logs for a range of dates at a certain level of detail,logwatch --range {{yesterday|today|all|help}} --detail {{low|medium|others}}'
Restrict report to only include information for a selected service,logwatch --range {{all}} --service {{apache|pam_unix|etc}}
Add a torrent file or magnet to be downloaded,rtorrent {{torrent_or_magnet}}
Start the download,<Ctrl>S
View details about downloading torrent,->
Close rtorrent safely,<Ctrl>Q
Display A (default) record from DNS for hostname(s),adig {{example.com}}
Display extra [d]ebugging output,adig -d {{example.com}}
Connect to a specific DNS [s]erver,adig -s {{1.2.3.4}} {{example.com}}
Use a specific TCP port to connect to a DNS server,adig -T {{port}} {{example.com}}
Use a specific UDP port to connect to a DNS server,adig -U {{port}} {{example.com}}
Convert single images and/or whole directories containing valid image formats,imgp -x {{1366x1000}} {{path/to/directory}} {{path/to/file}}
Scale an image by 75% and overwrite the source image to a target resolution,imgp -x {{75}} -w {{path/to/file}}
Rotate an image clockwise by 90 degrees,imgp -o {{90}} {{path/to/file}}
Start the partition manipulator with a specific device,cfdisk {{/dev/sdX}}
Create a new partition table for a specific device and manage it,cfdisk --zero {{/dev/sdX}}
"List all windows, managed by the window manager",wmctrl -l
Switch to the first window whose (partial) title matches,wmctrl -a {{window_title}}
"Move a window to the current workspace, raise it and give it focus",wmctrl -R {{window_title}}
Switch to a workspace,wmctrl -s {{workspace_number}}
Select a window and toggle fullscreen,"wmctrl -r {{window_title}} -b toggle,fullscreen"
Select a window a move it to a workspace,wmctrl -r {{window_title}} -t {{workspace_number}}
Parse optional `verbose`/`version` flags with shorthands,verbose`/`version
Add a `--file` option with a required argument with shorthand `-f`,--file` option with a required argument with shorthand `-f
"Add a `--verbose` option with an optional argument with shorthand `-v`, and pass a non-option parameter `arg`","--verbose` option with an optional argument with shorthand `-v`, and pass a non-option parameter `arg"
"Accept a `-r` and `--verbose` flag, a `--accept` option with an optional argument and add a `--target` with a required argument option with shorthands","-r` and `--verbose` flag, a `--accept` option with an optional argument and add a `--target"
View current configuration,sudo nft list ruleset
"Add a new table with family ""inet"" and table ""filter""",sudo nft add table {{inet}} {{filter}}
Add a new chain to accept all inbound traffic,sudo nft add chain {{inet}} {{filter}} {{input}} \{ type {{filter}} hook {{input}} priority {{0}} \; policy {{accept}} \}
Add a new rule to accept several TCP ports,"sudo nft add rule {{inet}} {{filter}} {{input}} {{tcp}} {{dport \{ telnet, ssh, http, https \} accept}}"
Add a NAT rule to translate all traffic from the `192.168.0.0/24` subnet to the host's public IP,192.168.0.0/24
Show rule handles,sudo nft --handle --numeric list chain {{family}} {{table}} {{chain}}
Delete a rule,sudo nft delete rule {{inet}} {{filter}} {{input}} handle {{3}}
Save current configuration,sudo nft list ruleset > {{/etc/nftables.conf}}
Reboot a virtual machine,qm reboot {{vm_id}}
Reboot a virtual machine after wait for at most 10 seconds,qm reboot --timeout {{10}} {{vm_id}}
"Add packages to the local image (Note: after executing this command, you need to apply these changes.)",sudo abroot pkg add {{package}}
"Remove packages from the local image (Note: after executing this command, you need to apply these changes.)",sudo abroot pkg remove {{package}}
List packages in the local image,sudo abroot pkg list
Apply changes in the local image (Note: you need to reboot your system for these changes to be applied),sudo abroot pkg apply
Rollback your system to previous state,sudo abroot rollback
Edit/View kernel parameters,sudo abroot kargs {{edit|show}}
Display status,sudo abroot status
Display help,abroot --help
Disown the current job,disown
Disown a specific job,disown %{{job_number}}
Disown all jobs,disown -a
"Keep job (do not disown it), but mark it so that no future SIGHUP is received on shell exit",disown -h %{{job_number}}
Send a GET request,curlie {{httpbin.org/get}}
Send a POST request,curlie post {{httpbin.org/post}} {{name=john}} {{age:=25}}
Send a GET request with query parameters (e.g. `first_param=5&second_param=true`),first_param=5&second_param=true
Send a GET request with a custom header,curlie get {{httpbin.org/get}} {{header-name:header-value}}
Restore all deleted files inside partition N on device X,sudo extundelete {{/dev/sdXN}} --restore-all
Restore a file from a path relative to root (Do not start the path with `/`),/
Restore a directory from a path relative to root (Do not start the path with `/`),/
"Restore all files deleted after January 1st, 2020 (in Unix time)",extundelete {{/dev/sdXN}} --restore-all --after {{1577840400}}
Open alpine normally,alpine
Open alpine directly to the message composition screen to send an email to a given email address,alpine {{email@example.net}}
Quit alpine,q + y
Change user's primary group membership,newgrp {{group_name}}
Reset primary group membership to user's default group in `/etc/passwd`,/etc/passwd
Print all current sessions,loginctl list-sessions
Print all properties of a specific session,loginctl show-session {{session_id}} --all
Print all properties of a specific user,loginctl show-user {{username}}
Print a specific property of a user,loginctl show-user {{username}} --property={{property_name}}
Execute a `loginctl` operation on a remote host,loginctl
Compose action can be used to compose any existing file or new on default mailcap edit tool,compose {{filename}}
With `run-mailcap`,run-mailcap
Show if Secure Boot is enabled,mokutil --sb-state
Enable Secure Boot,mokutil --enable-validation
Disable Secure Boot,mokutil --disable-validation
List enrolled keys,mokutil --list-enrolled
Enroll a new key,mokutil --import {{path/to/key.der}}
List the keys to be enrolled,mokutil --list-new
Set shim verbosity,mokutil --set-verbosity true
List all the files included in an ISO image,isoinfo -f -i {{path/to/image.iso}}
E[x]tract a specific file from an ISO image and send it out `stdout`,stdout
Show header information for an ISO disk image,isoinfo -d -i {{path/to/image.iso}}
Remove all but the 3 most recent package versions from the `pacman` cache,pacman
Set the number of package versions to keep,paccache -rk {{num_versions}}
Perform a dry-run and show the number of candidate packages for deletion,paccache -d
Move candidate packages to a directory instead of deleting them,paccache -m {{path/to/directory}}
"Get all mirrors, sort for download speed and save them",sudo reflector --sort {{rate}} --save {{/etc/pacman.d/mirrorlist}}
Only get German HTTPS mirrors,reflector --country {{Germany}} --protocol {{https}}
Only get the 10 recently sync'd mirrors,reflector --latest {{10}}
Suspend a virtual machine by ID,qm suspend {{vm_id}} {{integer}}
Skip the lock check when suspending the VM,qm suspend {{vm_id}} {{integer}} --skiplock
Skip the lock check for storage when suspending the VM,qm suspend {{vm_id}} {{integer}} --skiplockstorage
Calculate the current compression ratio for a file or directory,sudo compsize {{path/to/file_or_directory}}
Don't traverse filesystem boundaries,sudo compsize --one-file-system {{path/to/file_or_directory}}
Show raw byte counts instead of human-readable sizes,sudo compsize --bytes {{path/to/file_or_directory}}
Start `nmon`,nmon
"Save records to file (""-s 300 -c 288"" by default)",nmon -f
"Save records to file with a total of 240 measurements, by taking 30 seconds between each measurement",nmon -f -s {{30}} -c {{240}}
Open a dialog box displaying a specific message,"kdialog --msgbox ""{{message}}"" ""{{optional_detailed_message}}"""
"Open a question dialog with a `yes` and `no` button, returning `0` and `1`, respectively","yes` and `no` button, returning `0` and `1"
"Open a warning dialog with a `yes`, `no`, and `cancel` button, returning `0`, `1`, or `2` respectively","yes`, `no`, and `cancel` button, returning `0`, `1`, or `2"
Open an input dialog box and print the input to `stdout` when `OK` is pressed,stdout` when `OK
Open a dialog to prompt for a specific password and print it to `stdout`,stdout
Open a dialog containing a specific dropdown menu and print the selected item to `stdout`,stdout
Open a file chooser dialog and print the selected file's path to `stdout`,stdout
Open a progressbar dialog and print a D-Bus reference for communication to `stdout`,stdout
Print a specific key value,dconf read {{/path/to/key}}
Print a specific key [d]efault value,dconf read -d {{/path/to/key}}
Convert a PDF page to PNG or JPEG format,pstoedit -page {{page_number}} -f magick {{path/to/file.pdf}} {{page.png|page.jpg]}}
Convert multiple PDF pages to numbered images,pstoedit -f magick {{path/to/file}} {{page%d.png|page%d.jpg}}
Show the status of a running or paused balance operation,sudo btrfs balance status {{path/to/btrfs_filesystem}}
Balance all block groups (slow; rewrites all blocks in filesystem),sudo btrfs balance start {{path/to/btrfs_filesystem}}
"Balance data block groups which are less than 15% utilized, running the operation in the background",sudo btrfs balance start --bg -dusage={{15}} {{path/to/btrfs_filesystem}}
Balance a max of 10 metadata chunks with less than 20% utilization and at least 1 chunk on a given device `devid` (see `btrfs filesystem show`),devid` (see `btrfs filesystem show
Convert data blocks to the raid6 and metadata to raid1c3 (see mkfs.btrfs(8) for profiles),sudo btrfs balance start -dconvert={{raid6}} -mconvert={{raid1c3}} {{path/to/btrfs_filesystem}}
"Convert data blocks to raid1, skipping already converted chunks (e.g. after a previous cancelled conversion operation)","sudo btrfs balance start -dconvert={{raid1}},soft {{path/to/btrfs_filesystem}}"
"Cancel, pause, or resume a running or paused balance operation",sudo btrfs balance {{cancel|pause|resume}} {{path/to/btrfs_filesystem}}
View keycodes in decimal,sudo showkey
Display [s]cancodes in hexadecimal,sudo showkey {{-s|--scancodes}}
Display [k]eycodes in decimal (default),sudo showkey {{-k|--keycodes}}
"Display keycodes in [a]SCII, decimal, and hexadecimal",sudo showkey {{-a|--ascii}}
Exit the program,Ctrl + d
Toggle play,playerctl play-pause
Skip to the next track,playerctl next
Go back to the previous track,playerctl previous
List all players,playerctl --list-all
Send a command to a specific player,playerctl --player {{player_name}} {{play-pause|next|previous|...}}
Send a command to all players,playerctl --all-players {{play-pause|next|previous|...}}
Display metadata about the current track,"playerctl metadata --format ""{{Now playing: \{\{artist\}\} - \{\{album\}\} - \{\{title\}\}}}"""
Show a notification with a given title and message,"dunstify ""{{Title}}"" ""{{Message}}"""
Show a notification with specified urgency,"dunstify ""{{Title}}"" ""{{Message}}"" -u {{low|normal|critical}}"
Specify a message ID (overwrites any previous messages with the same ID),"dunstify ""{{Title}}"" ""{{Message}}"" -r {{123}}"
Display help,notify-send --help
Display the full list of builtin commands,help
Print instructions on how to use the `while` loop construct,while
Print instructions on how to use the `for` loop construct,for
Print instructions on how to use `[[ ]]` for conditional commands,[[ ]]
Print instruction on how to use `(( ))` to evaluate arithmetic expressions,(( ))
Print instructions on how to use the `cd` command,cd
Browse through all available cheatsheets,navi
Browse the cheatsheet for `navi` itself,navi
Print a command from the cheatsheet without executing it,navi --print
"Output shell widget source code (It automatically detects your shell if possible, but can also be specified manually)",navi widget {{shell}}
Autoselect and execute the snippet that best matches a query,navi --query '{{query}}' --best-match
Change the password for a specific user,"printf ""{{username}}:{{new_password}}"" | sudo chpasswd"
Change the passwords for multiple users (The input text must not contain any spaces.),"printf ""{{username_1}}:{{new_password_1}}\n{{username_2}}:{{new_password_2}}"" | sudo chpasswd"
"Change the password for a specific user, and specify it in encrypted form","printf ""{{username}}:{{new_encrypted_password}}"" | sudo chpasswd --encrypted"
"Change the password for a specific user, and use a specific encryption for the stored password","printf ""{{username}}:{{new_password}}"" | sudo chpasswd --crypt-method {{NONE|DES|MD5|SHA256|SHA512}}"
"Probe the chip, ensuring the wiring is correct",flashrom --programmer {{programmer}}
Read flash and save it to a file,flashrom -p {{programmer}} --read {{path/to/file}}
Write a file to the flash,flashrom -p {{programmer}} --write {{path/to/file}}
Verify the flash against a file,flashrom -p {{programmer}} --verify {{path/to/file}}
Probe the chip using Raspberry Pi,flashrom -p {{linux_spi:dev=/dev/spidev0.0}}
Discover LXI devices on available networks,lxi discover
"Capture a screenshot, detecting a plugin automatically",lxi screenshot --address {{ip_address}}
Capture a screenshot using a specified plugin,lxi screenshot --address {{ip_address}} --plugin {{rigol-1000z}}
Send an SCPI command to an instrument,"lxi scpi --address {{ip_address}} ""{{*IDN?}}"""
Run a benchmark for request and response performance,lxi benchmark --address {{ip_address}}
Automatically resize a filesystem,resize2fs {{/dev/sdXN}}
"Resize the filesystem to a size of 40G, displaying a progress bar",resize2fs -p {{/dev/sdXN}} {{40G}}
Shrink the filesystem to its minimum possible size,resize2fs -M {{/dev/sdXN}}
View documentation for installing and updating packages,tldr xbps-install
View documentation for removing packages,tldr xbps-remove
View documentation for querying for package and repository information,tldr xbps-query
Connect to the default host (irc.ofct.net) with the nickname set in the `$USER` environment variable,$USER
"Connect to a given host, using a given nickname",sic -h {{host}} -n {{nickname}}
"Connect to a given host, using a given nickname and password",sic -h {{host}} -n {{nickname}} -k {{password}}
Join a channel,:j #{{channel}}<Enter>
Send a message to a channel or user,:m #{{channel|user}}<Enter>
Set default channel or user,:s #{{channel|user}}<Enter>
Request the identification info of a given device,sudo hdparm -I /dev/{{device}}
Get the Advanced Power Management level,sudo hdparm -B /dev/{{device}}
"Set the Advanced Power Management value (values 1-127 permit spin-down, and values 128-254 do not)",sudo hdparm -B {{1}} /dev/{{device}}
Display the device's current power mode status,sudo hdparm -C /dev/{{device}}
Force a drive to immediately enter standby mode (usually causes a drive to spin down),sudo hdparm -y /dev/{{device}}
"Put the drive into idle (low-power) mode, also setting its standby timeout",sudo hdparm -S {{standby_timeout}} {{device}}
Test the read speed of a specific device,sudo hdparm -tT {{device}}
Forward `stdin`/`stdout` to the local system bus,stdin`/`stdout
Forward `stdin`/`stdout` to a specific user's D-Bus,stdin`/`stdout
Forward `stdin`/`stdout` to the local system bus within a specific container,stdin`/`stdout
Forward `stdin`/`stdout` to a custom D-Bus address,stdin`/`stdout
Display the MIME type of a file,xdg-mime query filetype {{path/to/file}}
Display the default application for opening PNGs,xdg-mime query default {{image/png}}
Display the default application for opening a specific file,xdg-mime query default $(xdg-mime query filetype {{path/to/file}})
Set imv as the default application for opening PNG and JPEG images,xdg-mime default {{imv.desktop}} {{image/png}} {{image/jpeg}}
Initialize the `/dev/sda1` volume for use by LVM,/dev/sda1
Force the creation without any confirmation prompts,pvcreate --force {{/dev/sda1}}
Check if a file is an ARM EFI image,grub-file --is-arm-efi {{path/to/file}}
Check if a file is an i386 EFI image,grub-file --is-i386-efi {{path/to/file}}
Check if a file is an x86_64 EFI image,grub-file --is-x86_64-efi {{path/to/file}}
Check if a file is an ARM image (Linux kernel),grub-file --is-arm-linux {{path/to/file}}
Check if a file is an x86 image (Linux kernel),grub-file --is-x86-linux {{path/to/file}}
Check if a file is an x86_64 XNU image (macOS kernel),grub-file --is-x86_64-xnu {{path/to/file}}
Read input,line
Search for a specific username on social networks saving the results to a file,sherlock {{username}} --output {{path/to/file}}
Search for specific usernames on social networks saving the results into a directory,sherlock {{username1 username2 ...}} --folderoutput {{path/to/directory}}
Search for a specific username on social networks using the Tor network,sherlock --tor {{username}}
Make requests over Tor with a new Tor circuit after each request,sherlock --unique-tor {{username}}
Search for a specific username on social networks using a proxy,sherlock {{username}} --proxy {{proxy_url}}
Search for a specific username on social networks and open results in the default web browser,sherlock {{username}} --browse
Display help,sherlock --help
Send a file to all nodes allocated to the current job,sbcast {{path/to/file}} {{path/to/destination}}
Autodetect shared libraries the transmitted file depends upon and transmit them as well,sbcast --send-libs={{yes}} {{path/to/executable}} {{path/to/destination}}
Open a text file,kwrite {{path/to/file}}
Open multiple text files,kwrite {{file1 file2 ...}}
Open a text file with a specific encoding,kwrite --encoding={{UTF-8}} {{path/to/file}}
Open a text file and navigate to a specific line and column,kwrite --line {{line_number}} --column {{column_number}} {{path/to/file}}
Show a brief list of devices,lspci
Display additional info,lspci -v
Display drivers and modules handling each device,lspci -k
Show a specific device,lspci -s {{00:18.3}}
Dump info in a readable form,lspci -vm
Enter the QEMU Monitor interface of a specific virtual machine,qm monitor {{vm_id}}
Remove specific directories,rmdir {{path/to/directory1 path/to/directory2 ...}}
Remove specific nested directories recursively,rmdir --parents {{path/to/directory1 path/to/directory2 ...}}
Display optical drives available to `wodim`,wodim
"Record (""burn"") an audio-only disc",wodim dev=/dev/{{optical_drive}} -audio {{track*.cdaudio}}
"Burn a file to a disc, ejecting the disc once done (some recorders require this)",wodim -eject dev=/dev/{{optical_drive}} -data {{file.iso}}
"Burn a file to the disc in an optical drive, potentially writing to multiple discs in succession",wodim -tao dev=/dev/{{optical_drive}} -data {{file.iso}}
Display an analog clock,xclock
Display a 24-hour digital clock with the hour and minute fields only,xclock -digital -brief
Display a digital clock using an strftime format string (see strftime(3)),xclock -digital -strftime {{format}}
"Display a 24-hour digital clock with the hour, minute and second fields that updates every second",xclock -digital -strftime '%H:%M:%S' -update 1
Display a 12-hour digital clock with the hour and minute fields only,xclock -digital -twelve -brief
List installed extension images,systemd-sysext list
Merge system extension images into `/usr/` and `/opt/`,/usr/` and `/opt/
Check the current merge status,systemd-sysext status
Unmerge all currently installed system extension images from `/usr/` and `/opt/`,/usr/` and `/opt/
Refresh system extension images (a combination of `unmerge` and `merge`),unmerge` and `merge
Print memory map for a specific process ID (PID),pmap {{pid}}
Show the extended format,pmap --extended {{pid}}
Show the device format,pmap --device {{pid}}
Limit results to a memory address range specified by `low` and `high`,low` and `high
Print memory maps for multiple processes,pmap {{pid1 pid2 ...}}
List all active inhibition locks and the reasons for their creation,systemd-inhibit --list
Block system shutdown for a specified number of seconds with the `sleep` command,sleep
Keep the system from sleeping or idling until the download is complete,systemd-inhibit --what sleep:idle wget {{https://example.com/file}}
Ignore lid close switch until the script exits,systemd-inhibit --what sleep:handle-lid-switch {{path/to/script}}
Ignore power button press while command is running,systemd-inhibit --what handle-power-key {{command}}
Describe who and why created the inhibitor (default: the command and its arguments for `--who` and `Unknown reason` for `--why`),--who` and `Unknown reason` for `--why
Delete a shared memory segment by ID,ipcrm --shmem-id {{shmem_id}}
Delete a shared memory segment by key,ipcrm --shmem-key {{shmem_key}}
Delete an IPC queue by ID,ipcrm --queue-id {{ipc_queue_id}}
Delete an IPC queue by key,ipcrm --queue-key {{ipc_queue_key}}
Delete a semaphore by ID,ipcrm --semaphore-id {{semaphore_id}}
Delete a semaphore by key,ipcrm --semaphore-key {{semaphore_key}}
Delete all IPC resources,ipcrm --all
List all process IDs with given name,pidof {{bash}}
List a single process ID with given name,pidof -s {{bash}}
List process IDs including scripts with given name,pidof -x {{script.py}}
Kill all processes with given name,kill $(pidof {{name}})
Initialize a basic repository in a directory,createrepo {{path/to/directory}}
"Initialize a repository, exclude test RPMs and display verbose logs",createrepo -v -x {{test_*.rpm}} {{path/to/directory}}
"Initialize a repository, using SHA1 as the checksum algorithm, and ignoring symbolic links",createrepo -S -s {{sha1}} {{path/to/directory}}
Display the virtual machine configuration,qm config {{vm_id}}
Display the current configuration values instead of pending values for the virtual machine,qm config --current {{true}} {{vm_id}}
Fetch the configuration values from the given snapshot,qm config --snapshot {{snapshot_name}} {{vm_id}}
Tell the kernel to forget about the first partition of `/dev/sda`,/dev/sda
Show a list with information about currently existing Ethernet bridges,sudo brctl show
Create a new Ethernet bridge interface,sudo brctl add {{bridge_name}}
Delete an existing Ethernet bridge interface,sudo brctl del {{bridge_name}}
Add an interface to an existing bridge,sudo brctl addif {{bridge_name}} {{interface_name}}
Remove an interface from an existing bridge,sudo brctl delif {{bridge_name}} {{interface_name}}
Play a WAV sound file over the default target,pw-play {{path/to/file.wav}}
Play a WAV sound file at a different volume level,pw-play --volume={{0.1}} {{path/to/file.wav}}
Execute a command on a remote [h]ost,rexec -h={{remote_host}} {{ls -l}}
Specify the remote [u]sername on a remote [h]ost,rexec -username={{username}} -h={{remote_host}} {{ps aux}}
Redirect `stdin` from `/dev/null` on a remote [h]ost,stdin` from `/dev/null
Specify the remote [P]ort on a remote [h]ost,rexec -P={{1234}} -h={{remote_host}} {{ls -l}}
Install a package,opkg install {{package}}
Remove a package,opkg remove {{package}}
Update the list of available packages,opkg update
Upgrade one or more specific package(s),opkg upgrade {{package(s)}}
Display information for a specific package,opkg info {{package}}
List all the available packages,opkg list
Synchronize and update all AUR packages,trizen -Syua
Install a new package,trizen -S {{package}}
Remove a package and its dependencies,trizen -Rs {{package}}
Search the package database for a keyword,trizen -Ss {{keyword}}
Show information about a package,trizen -Si {{package}}
List installed packages and versions,trizen -Qe
Infer ancestral sequences maximizing the joint or marginal likelihood,treetime ancestral
Analyze patterns of recurrent mutations aka homoplasies,treetime homoplasy
Estimate molecular clock parameters and reroot the tree,treetime clock
Map discrete character such as host or country to the tree,treetime mugration
View documentation for the original command,tldr cal
Display the status of the indexer,balooctl status
Enable/Disable the file indexer,balooctl {{enable|disable}}
Clean the index database,balooctl purge
Suspend the file indexer,balooctl suspend
Resume the file indexer,balooctl resume
Display the disk space used by Baloo,balooctl indexSize
Check for any unindexed files and index them,balooctl check
Display help,balooctl --help
Display the list of all the interfaces,bmon -a
Display data transfer rates in bits per second,bmon -b
Specify the policy to define which network interface(s) is/are displayed,"bmon -p {{interface_1,interface_2,interface_3}}"
Specify the interval (in seconds) in which rate per counter is calculated,bmon -R {{2.0}}
Power off the machine,telinit 0
Reboot the machine,telinit 6
Change SysV run level,telinit {{2|3|4|5}}
Change to rescue mode,telinit 1
Reload daemon configuration,telinit q
Do not send a wall message before reboot/power-off (6/0),telinit --no-wall {{value}}
Enable ufw,ufw enable
Disable ufw,ufw disable
"Show ufw rules, along with their numbers",ufw status numbered
Allow incoming traffic on port 5432 on this host with a comment identifying the service,"ufw allow {{5432}} comment ""{{Service}}"""
"Allow only TCP traffic from 192.168.0.4 to any address on this host, on port 22",ufw allow proto {{tcp}} from {{192.168.0.4}} to {{any}} port {{22}}
Deny traffic on port 80 on this host,ufw deny {{80}}
Deny all UDP traffic to ports in range 8412:8500,ufw deny proto {{udp}} from {{any}} to {{any}} port {{8412:8500}}
Delete a particular rule. The rule number can be retrieved from the `ufw status numbered` command,ufw status numbered
Update the list of available packages and slackbuilds,spi --update
Install a package or slackbuild,spi --install {{package/slackbuild_name}}
Upgrade all installed packages to the latest versions available,spi --upgrade
Locate packages or slackbuilds by package name or description,spi {{search_terms}}
Display information about a package or slackbuild,spi --show {{package/slackbuild_name}}
Purge the local package and slackbuild caches,spi --clean
List installed packages and their versions,pkginfo -i
List files owned by a package,pkginfo -l {{package}}
List the owner(s) of files matching a pattern,pkginfo -o {{pattern}}
Print the footprint of a file,pkginfo -f {{path/to/file}}
Display the contents of one or more files from a squashfs filesystem,sqfscat {{filesystem.squashfs}} {{file1 file2 ...}}
"Display library packages (from the ""libs"" section of the package repository) which are not required by another package",deborphan
"List orphan packages from the ""libs"" section as well as orphan packages that have a name that looks like a library name",deborphan --guess-all
Find packages which are only recommended or suggested (but not required) by another package,deborphan --nice-mode
List services with runlevel,chkconfig --list
Show a service's runlevel,chkconfig --list {{ntpd}}
Enable service at boot,chkconfig {{sshd}} on
"Enable service at boot for runlevels 2, 3, 4, and 5",chkconfig --level {{2345}} {{sshd}} on
Disable service at boot,chkconfig {{ntpd}} off
Disable service at boot for runlevel 3,chkconfig --level {{3}} {{ntpd}} off
Create a self-extracting binary file of a Zip archive,cat unzipsfx {{path/to/archive.zip}} > {{filename}} && chmod 755 {{filename}}
Extract a self-extracting binary in the current directory,{{./path/to/binary)}}
Test a self-extracting binary for errors,{{./path/to/binary)}} -t
Print content of a file in the self-extracting binary without extraction,{{./path/to/binary)}} -c {{path/to/filename}}
Print comments on Zip archive in the self-extracting binary,{{./path/to/binary)}} -z
Initialize a running toolbox,toolbox init-container --gid {{gid}} --home {{home}} --home-link --media-link --mnt-link --monitor-host --shell {{shell}} --uid {{uid}} --user {{user}}
Open the current user home directory,caja
Open specific directories in separate windows,caja {{path/to/directory1 path/to/directory2 ...}}
Open specific directories in tabs,caja --tabs {{path/to/directory1 path/to/directory2 ...}}
Open a directory with a specific window size,caja --geometry={{600}}x{{400}} {{path/to/directory}}
Close all windows,caja --quit
List all captured core dumps,coredumpctl list
List captured core dumps for a program,coredumpctl list {{program}}
Show information about the core dumps matching a program with `PID`,PID
Invoke debugger using the last core dump of a program,coredumpctl debug {{program}}
Extract the last core dump of a program to a file,coredumpctl --output={{path/to/file}} dump {{program}}
"Display the list of all supported guest operating systems, versions and variants",quickget list
Download and create the virtual machine configuration for building a Quickemu virtual machine for an OS,quickget {{os}} {{release}} {{edition}}
Download configuration for a Windows 11 VM with VirtIO drivers for Windows,quickget windows 11
Download a macOS recovery image and creates a virtual machine configuration,quickget macos {{high-sierra|mojave|catalina|big-sur|monterey|ventura}}
Show an ISO URL for an operating system (Note: it does not work for Windows),quickget --show-iso-url fedora {{release}} {{edition}}
Test if an ISO file is available for an operating system,quickget --test-iso-url nixos {{edition}} {{plasma5}}
Open an operating system distribution's homepage in a browser (Note: it does not work for Windows),quickget --open-distro-homepage {{os}}
View the current and permanent MAC addresses of a interface,macchanger --show {{interface}}
Set interface to a random MAC,macchanger --random {{interface}}
"Set an interface to a random MAC address, and pretend to be a [b]urned-[i]n-[a]ddress",macchanger --random --bia {{interface}}
Set an interface to a specific MAC address,macchanger --mac {{XX:XX:XX:XX:XX:XX}} {{interface}}
Print the identifications (the first three bytes of a MAC address) of all known vendors,macchanger --list
Reset an interface to its permanent hardware MAC address,macchanger --permanent {{interface}}
"Display system information (hostname, kernel, uptime, etc.)",nitch
Display [h]elp,nitch --help
Display [v]ersion,nitch --version
"Initialize the bottle (run once, at start)",genie -i
Run a login shell inside the bottle,genie -s
Run a specified command inside the bottle,genie -c {{command}}
Start Drawing,drawing
Open specific files,drawing {{path/to/image1 path/to/image2 ...}}
Open specific files in a new window,drawing --new-window {{path/to/image1 path/to/image2 ...}}
Clean up resources,qm cleanup {{vm_id}} {{clean-shutdown}} {{guest-requested}}
Create an ISO image from the given source directory,genisoimage -o {{myimage.iso}} {{path/to/source_directory}}
Create an ISO image with files larger than 2GiB by reporting a smaller apparent size for ISO9660 filesystems,genisoimage -o -allow-limited-size {{myimage.iso}} {{path/to/source_directory}}
Resolve a local service to its IPv4,avahi-resolve -4 --name {{service.local}}
"Resolve an IP to a hostname, verbosely",avahi-resolve --verbose --address {{IP}}
Display help,btrfs version --help
Display btrfs-progs version,btrfs version
Submit a basic interactive job,srun --pty /bin/bash
Submit an interactive job with different attributes,srun --ntasks-per-node={{num_cores}} --mem-per-cpu={{memory_MB}} --pty /bin/bash
Connect to a worker node with a job running,srun --jobid={{job_id}} --pty /bin/bash
Uncompress specific files,uncompress {{path/to/file1.Z path/to/file2.Z ...}}
Uncompress specific files while ignoring non-existent ones,uncompress -f {{path/to/file1.Z path/to/file2.Z ...}}
Write to `stdout` (no files are changed and no `.Z` files are created),stdout` (no files are changed and no `.Z
Verbose mode (write to `stderr` about percentage reduction or expansion),stderr
Create a new empty subvolume,sudo btrfs subvolume create {{path/to/new_subvolume}}
List all subvolumes and snapshots in the specified filesystem,sudo btrfs subvolume list {{path/to/btrfs_filesystem}}
Delete a subvolume,sudo btrfs subvolume delete {{path/to/subvolume}}
Create a read-only snapshot of an existing subvolume,sudo btrfs subvolume snapshot -r {{path/to/source_subvolume}} {{path/to/target}}
Create a read-write snapshot of an existing subvolume,sudo btrfs subvolume snapshot {{path/to/source_subvolume}} {{path/to/target}}
Show detailed information about a subvolume,sudo btrfs subvolume show {{path/to/subvolume}}
Display executable invocations per user (username not displayed),sudo sa
"Display executable invocations per user, showing responsible usernames",sudo sa --print-users
List resources used recently per user,sudo sa --user-summary
List all audio output and input ports with their IDs,pw-link --output --input --ids
Create a link between an output and an input port,pw-link {{output_port_name}} {{input_port_name}}
Disconnect two ports,pw-link --disconnect {{output_port_name}} {{input_port_name}}
List all links with their IDs,pw-link --links --ids
Display help,pw-link -h
Display basic performance counter stats for a command,perf stat {{gcc hello.c}}
Display system-wide real-time performance counter profile,sudo perf top
Run a command and record its profile into `perf.data`,perf.data
Record the profile of an existing process into `perf.data`,perf.data
Read `perf.data` (created by `perf record`) and display the profile,perf.data` (created by `perf record
Change the group ID (and drop supplemental groups) before processing client requests,slurmrestd --g {{group_id}} {{[host]:port | unix:/path/to/socket}}
Comma-delimited list of authentication plugins to load,slurmrestd -a {{authentication_plugins}} {{[host]:port | unix:/path/to/socket}}
Read Slurm configuration from the specified file,slurmrestd -f {{path/to/file}}
Change user ID before processing client request,slurmrestd -u {{user_id}}
Display help,slurmrestd -h
Display version,slurmrestd -V
Add partition mappings,kpartx -a {{whole_disk.img}}
Delete partition mappings,kpartx -d {{whole_disk.img}}
List partition mappings,kpartx -l {{whole_disk.img}}
Create a btrfs filesystem on a single device,sudo mkfs.btrfs --metadata single --data single {{/dev/sda}}
Create a btrfs filesystem on multiple devices with raid1,sudo mkfs.btrfs --metadata raid1 --data raid1 {{/dev/sda}} {{/dev/sdb}} {{/dev/sdN}}
Set a label for the filesystem,"sudo mkfs.btrfs --label ""{{label}}"" {{/dev/sda}} [{{/dev/sdN}}]"
Show version of httpd package,rpm --query {{httpd}}
List versions of all matching packages,rpm --query --all '{{mariadb*}}'
Forcibly install a package regardless of currently installed versions,rpm --upgrade {{path/to/package.rpm}} --force
Identify owner of a file and show version of the package,rpm --query --file {{/etc/postfix/main.cf}}
List package-owned files,rpm --query --list {{kernel}}
Show scriptlets from an RPM file,rpm --query --package --scripts {{package.rpm}}
"Show changed, missing and/or incorrectly installed files of matching packages",rpm --verify --all '{{php-*}}'
Display the changelog of a specific package,rpm --query --changelog {{package}}
Show rpm-ostree deployments in the order they will appear in the bootloader,rpm-ostree status
Show packages which are outdated and can be updated,rpm-ostree upgrade --preview
Prepare a new ostree deployment with upgraded packages and reboot into it,rpm-ostree upgrade --reboot
Reboot into the previous ostree deployment,rpm-ostree rollback --reboot
Install a package into a new ostree deployment and reboot into it,rpm-ostree install {{package}} --reboot
Check the [s]tatus of a parallel port device,tunelp --status {{/dev/lp0}}
[r]eset a given parallel port,tunelp --reset {{/dev/lp0}}
"Use a given [i]RQ for a device, each one representing an interrupt line",tunelp -i 5 {{/dev/lp0}}
Try a given number of times to output a [c]haracter to the printer before sleeping for a given [t]ime,tunelp --chars {{times}} --time {{time_in_centiseconds}} {{/dev/lp0}}
Enable or disable [a]borting on error (disabled by default),tunelp --abort {{on|off}}
"Fastest method in mashtree to create a tree from fastq and/or fasta files using multiple threads, piping into a newick file",mashtree --numcpus {{12}} {{*.fastq.gz}} {{*.fasta}} > {{mashtree.dnd}}
"Most accurate method in mashtree to create a tree from fastq and/or fasta files using multiple threads, piping into a newick file",mashtree --mindepth {{0}} --numcpus {{12}} {{*.fastq.gz}} {{*.fasta}} > {{mashtree.dnd}}
Most accurate method to create a tree with confidence values (note that any options for `mashtree` itself has to be on the right side of the `--`),mashtree` itself has to be on the right side of the `--
Create a wordlist file from the given URL up to 2 links depth,cewl --depth {{2}} --write {{path/to/wordlist.txt}} {{url}}
Output an alphanumeric wordlist from the given URL with words of minimum 5 characters,cewl --with-numbers --min_word_length {{5}} {{url}}
Output a wordlist from the given URL in debug mode including email addresses,cewl --debug --email {{url}}
Output a wordlist from the given URL using HTTP Basic or Digest authentication,cewl --auth_type {{basic|digest}} --auth_user {{username}} --auth_pass {{password}} {{url}}
Output a wordlist from the given URL through a proxy,cewl --proxy_host {{host}} --proxy_port {{port}} {{url}}
Display traffic summary for all interfaces,vnstat
Display traffic summary for a specific network interface,vnstat -i {{eth0}}
Display live stats for a specific network interface,vnstat -l -i {{eth0}}
Show traffic statistics on an hourly basis for the last 24 hours using a bar graph,vnstat -hg
Measure and show average traffic for 30 seconds,vnstat -tr {{30}}
Stop a Distrobox container,distrobox-stop {{container_name}}
Stop a Distrobox container non-interactively (without confirmation),distrobox-stop --name {{container_name}} --yes
Update the list of available packages and versions (it's recommended to run this before other `apt` commands),apt
Search for a given package,apt search {{package}}
Show information for a package,apt show {{package}}
"Install a package, or update it to the latest available version",sudo apt install {{package}}
Remove a package (using `purge` instead also removes its configuration files),purge
Upgrade all installed packages to their newest available versions,sudo apt upgrade
List all packages,apt list
List installed packages,apt list --installed
List the current settings then bootnums with their name,efibootmgr
List the filepaths,efibootmgr -v
Add UEFI Shell v2 as a boot option,"sudo efibootmgr -c -d {{/dev/sda1}} -l {{\EFI\tools\Shell.efi}} -L ""{{UEFI Shell}}"""
Change the current boot order,"sudo efibootmgr -o {{0002,0008,0001,0005}}"
Delete a boot option,sudo efibootmgr -b {{0008}} --delete-bootnum
Connect using the specified username or `$USER` by default (you will be prompted for a password),$USER
Connect as the guest user (without a password),mount.cifs -o guest //{{server}}/{{share_name}} {{mountpoint}}
Set ownership information for the mounted directory,"mount.cifs -o uid={{user_id|username}},gid={{group_id|groupname}} //{{server}}/{{share_name}} {{mountpoint}}"
"Play a specific file (sampling rate, bit depth, etc. will be automatically determined for the file format)",aplay {{path/to/file}}
Play the first 10 seconds of a specific file at 2500 Hz,aplay --duration={{10}} --rate={{2500}} {{path/to/file}}
"Play the raw file as a 22050 Hz, mono, 8-bit, Mu-Law `.au` file",.au
Launch xeyes on the local machine's default display,xeyes
"Launch xeyes on a remote machine's display 0, screen 0",xeyes -display {{remote_host}}:{{0}}.{{0}}
Show all EXIF data,jhead {{path/to/image.jpg}}
Set the file's date and time to the EXIF create date (file creation date will be changed),jhead -ft {{path/to/image.jpg}}
Set the EXIF time to the file's date and time (EXIF data will be changed),jhead -dsft {{path/to/image.jpg}}
Rename all JPEG files based on the EXIF create date to `YYYY_MM_DD-HH_MM_SS.jpg`,YYYY_MM_DD-HH_MM_SS.jpg
"Rotate losslessly all JPEG images by 90, 180 or 270 based on the EXIF orientation tag",jhead -autorot *.jpg
Update all EXIF timestamps (Format: +- hour:minute:seconds) (example: forgot to change the camera's time zone - removing 1 hour from timestamps),jhead -ta-1:00:00 *.jpg
Remove all EXIF data (including thumbnails),jhead -purejpg {{path/to/image.jpg}}
View documentation for `resolvectl`,resolvectl
Print the statuses of all network interfaces,nmcli device status
Print the available Wi-Fi access points,nmcli device wifi
Connect to a Wi-Fi network with the specified SSID (you will be prompted for a password),nmcli --ask device wifi connect {{ssid}}
Print the password and QR code for the current Wi-Fi network,nmcli device wifi show-password
Build a Linux ext2 filesystem on a partition,mkfs {{path/to/partition}}
Build a filesystem of a specified type,mkfs -t {{ext4}} {{path/to/partition}}
Build a filesystem of a specified type and check for bad blocks,mkfs -c -t {{ntfs}} {{path/to/partition}}
List keys in a specific keyring,keyctl list {{target_keyring}}
List current keys in the user default session,keyctl list {{@us}}
Store a key in a specific keyring,keyctl add {{type_keyring}} {{key_name}} {{key_value}} {{target_keyring}}
Store a key with its value from `stdin`,stdin
Put a timeout on a key,keyctl timeout {{key_name}} {{timeout_in_seconds}}
Read a key and format it as a hex-dump if not printable,keyctl read {{key_name}}
Read a key and format as-is,keyctl pipe {{key_name}}
Revoke a key and prevent any further action on it,keyctl revoke {{key_name}}
Enroll the right index finger for the current user,fprintd-enroll
Enroll a specific finger for the current user,fprintd-enroll --finger {{left-thumb|left-index-finger|left-middle-finger|left-ring-finger|left-little-finger|right-thumb|right-index-finger|right-middle-finger|right-ring-finger|right-little-finger}}
Enroll the right index finger for a specific user,fprintd-enroll {{username}}
Enroll a specific finger for a specific user,fprintd-enroll --finger {{finger_name}} {{username}}
Display help,fprintd-enroll --help
Synchronize and update all packages (includes AUR),pacaur -Syu
Synchronize and update only AUR packages,pacaur -Syua
Install a new package (includes AUR),pacaur -S {{package}}
Remove a package and its dependencies (includes AUR packages),pacaur -Rs {{package}}
Search the package database for a keyword (includes AUR),pacaur -Ss {{keyword}}
List all currently installed packages (includes AUR packages),pacaur -Qs
View documentation for the original command,tldr iptables-restore
View information about an MP3 file,eyeD3 {{filename.mp3}}
Set the title of an MP3 file,"eyeD3 --title ""{{A Title}}"" {{filename.mp3}}"
Set the album of all the MP3 files in a directory,"eyeD3 --album ""{{Album Name}}"" {{*.mp3}}"
Set the front cover art for an MP3 file,eyeD3 --add-image {{front_cover.jpeg}}:FRONT_COVER: {{filename.mp3}}
Change to a specific runlevel,sudo openrc {{runlevel_name}}
"Change to a specific runlevel, but don't stop any existing services",sudo openrc --no-stop {{runlevel_name}}
Display system information,raspinfo
Define two virtual desktops,bspc monitor --reset-desktops {{desktop_name1}} {{desktop_name2}}
Focus the given desktop,bspc desktop --focus {{number}}
Close the windows rooted at the selected node,bspc node --close
Send the selected node to the given desktop,bspc node --to-desktop {{number}}
Toggle full screen mode for the selected node,bspc node --state ~fullscreen
Set the value of a specific setting,bspc config {{setting_name}} {{value}}
"Print a summary of CPU, memory, hard drive and kernel information",inxi
"Print a full description of CPU, memory, disk, network and process information",inxi -Fz
Print information about the distribution's repository,inxi -r
Display AUR packages that match a regular expression,auracle search '{{regular_expression}}'
Display information about one or more AUR packages,auracle info {{package1 package2 ...}}
Display the `PKGBUILD` file (build information) of one or more AUR packages,PKGBUILD
Display updates for installed AUR packages,auracle outdated
"Index the `/usr` directory, writing to the default database location `~/.duc.db`","/usr` directory, writing to the default database location `~/.duc.db"
"List all files and directories under `/usr/local`, showing relative file sizes in a [g]raph",/usr/local
List all files and directories under `/usr/local` using treeview recursively,/usr/local
Start the graphical interface to explore the file system using sunburst graphs,duc gui {{/usr}}
Run the ncurses console interface to explore the file system,duc ui {{/usr}}
Dump database info,duc info
Mirror an image horizontally or vertically,jpegtran -flip {{horizontal|vertical}} {{path/to/image.jpg}} > {{path/to/output.jpg}}
"Rotate an image 90, 180 or 270 degrees clockwise",jpegtran -rotate {{90|180|270}} {{path/to/image.jpg}} > {{path/to/output.jpg}}
Transpose the image across the upper-left to lower right axis,jpegtran -transpose {{path/to/image.jpg}} > {{path/to/output.jpg}}
Transverse the image across the upper right to lower left axis,jpegtran -transverse {{path/to/image.jpg}} > {{path/to/output.jpg}}
Convert the image to grayscale,jpegtran -grayscale {{path/to/image.jpg}} > {{path/to/output.jpg}}
"Crop the image to a rectangular region of width `W` and height `H` from the upper-left corner, saving the output to a specific file",W` and height `H
"Crop the image to a rectangular region of width `W` and height `H`, starting at point `X` and `Y` from the upper-left corner","W` and height `H`, starting at point `X` and `Y"
Display a summary of the top 10 historical uptime records,uprecords
Display the top 25 records,uprecords -m {{25}}
Display the downtime between reboots instead of the kernel version,uprecords -d
Show the most recent reboots,uprecords -B
Don't truncate information,uprecords -w
Run a component,kdesrc-run {{component_name}}
Wait until the virtual machine is stopped,qm wait {{vm_id}}
Wait until the virtual machine is stopped with a 10 second timeout,qm wait --timeout {{10}} {{vm_id}}
"Send a shutdown request, then wait until the virtual machine is stopped with a 10 second timeout",qm shutdown {{vm_id}} && qm wait --timeout {{10}} {{vm_id}}
Display information about an installable package,urpmq -i {{package}}
Display direct dependencies of a package,urpmq --requires {{package}}
Display direct and indirect dependencies of a package,urpmq --requires-recursive {{package}}
List the not installed packages needed for an RPM file with their sources,sudo urpmq --requires-recursive -m --sources {{path/to/file.rpm}}
"List all configured media with their URLs, including inactive media",urpmq --list-media --list-url
"Search for a package printing [g]roup, version and [r]elease",urpmq -g -r --fuzzy {{keyword}}
Search for a package with using its exact name,urpmq -g -r {{package}}
List pending updates,checkupdates
List pending updates and download the packages to the `pacman` cache,pacman
List pending updates using a specific `pacman` database,pacman
Display help,checkupdates --help
Display virtual memory statistics,vmstat
Display reports every 2 seconds for 5 times,vmstat {{2}} {{5}}
Get the hostname of the computer,hostnamectl
Set the hostname of the computer,"sudo hostnamectl set-hostname ""{{hostname}}"""
Set a pretty hostname for the computer,"sudo hostnamectl set-hostname --static ""{{hostname.example.com}}"" && sudo hostnamectl set-hostname --pretty ""{{hostname}}"""
Reset hostname to its default value,"sudo hostnamectl set-hostname --pretty """""
Generate an initramfs image for the current kernel without overriding any options,dracut
Generate an initramfs image for the current kernel and overwrite the existing one,dracut --force
Generate an initramfs image for a specific kernel,dracut --kver {{kernel_version}}
List available modules,dracut --list-modules
Display the filename and line number of the source code from an instruction address of an executable,addr2line --exe={{path/to/executable}} {{address}}
"Display the function name, filename and line number",addr2line --exe={{path/to/executable}} --functions {{address}}
Demangle the function name for C++ code,addr2line --exe={{path/to/executable}} --functions --demangle {{address}}
Perform a dry run (print what would be done without actually doing it),mkinitcpio
Generate a ramdisk environment based on the `linux` preset,linux
Generate a ramdisk environment based on the `linux-lts` preset,linux-lts
Generate ramdisk environments based on all existing presets (used to regenerate all the initramfs images after a change in `/etc/mkinitcpio.conf`),/etc/mkinitcpio.conf
Generate an initramfs image using an alternative configuration file,mkinitcpio --config {{path/to/mkinitcpio.conf}} --generate {{path/to/initramfs.img}}
Generate an initramfs image for a kernel other than the one currently running (the installed kernel releases can be found in `/usr/lib/modules/`),/usr/lib/modules/
List all available hooks,mkinitcpio --listhooks
Display help for a specific hook,mkinitcpio --hookhelp {{hook_name}}
Launch the GUI,virt-manager
Connect to a hypervisor,virt-manager --connect {{hypervisor_uri}}
Don't fork virt-manager process into background on startup,virt-manager --no-fork
Print debug output,virt-manager --debug
"Open the ""New VM"" wizard",virt-manager --show-domain-creator
Show domain details window for a specific virtual machine/container,virt-manager --show-domain-editor {{name|id|uuid}}
Show domain performance window for a specific virtual machine/container,virt-manager --show-domain-performance {{name|id|uuid}}
Show connection details window,virt-manager --show-host-summary
Create a snapshot of a specific virtual machine,qm snapshot {{vm_id}} {{snapshot_name}}
Create a snapshot with a specific description,qm snapshot {{vm_id}} {{snapshot_name}} --description {{description}}
Create a snapshot including the vmstate,qm snapshot {{vm_id}} {{snapshot_name}} --description {{description}} --vmstate 1
Display the contents of the file with underlines where applicable,ul {{file.txt}}
Display the contents of the file with underlines made of dashes `-`,-
Launch a VNC Server on next available display,vncserver
Launch a VNC Server with specific screen geometry,vncserver --geometry {{width}}x{{height}}
Kill an instance of VNC Server running on a specific display,vncserver --kill :{{display_number}}
"Report I/O and transfer rate issued to physical devices, one per second (press CTRL+C to quit)",sar -b {{1}}
"Report a total of 10 network device statistics, one per 2 seconds",sar -n DEV {{2}} {{10}}
"Report CPU utilization, one per 2 seconds",sar -u ALL {{2}}
"Report a total of 20 memory utilization statistics, one per second",sar -r ALL {{1}} {{20}}
"Report the run queue length and load averages, one per second",sar -q {{1}}
"Report paging statistics, one per 5 seconds",sar -B {{5}}
View documentation for the original command,tldr iptables-save
Enable a configuration file,sudo a2enconf {{configuration_file}}
Don't show informative messages,sudo a2enconf --quiet {{configuration_file}}
Send a message,wall {{message}}
Send a message to users that belong to a specific group,wall --group {{group_name}} {{message}}
Send a message from a file,wall {{file}}
Send a message with timeout (default 300),wall --timeout {{seconds}} {{file}}
Display all filesystems and their disk usage,df
Display all filesystems and their disk usage in human-readable form,df -h
Display the filesystem and its disk usage containing the given file or directory,df {{path/to/file_or_directory}}
Include statistics on the number of free inodes,df -i
Display filesystems but exclude the specified types,df -x {{squashfs}} -x {{tmpfs}}
Monitor files in the current directory,watch {{ls}}
Monitor disk space and highlight the changes,watch -d {{df}}
"Monitor ""node"" processes, refreshing every 3 seconds","watch -n {{3}} ""{{ps aux | grep node}}"""
"Monitor disk space and if it changes, stop monitoring",watch -g {{df}}
List all services and the runlevels they are added to,rc-update show
Add a service to a runlevel,sudo rc-update add {{service_name}} {{runlevel}}
Delete a service from a runlevel,sudo rc-update delete {{service_name}} {{runlevel}}
Delete a service from all runlevels,sudo rc-update --all delete {{service_name}}
List all virtual machines,qm list
List all virtual machines with a full status about the ones which are currently running,qm list --full 1
Install an application to the desktop menu system,xdg-desktop-menu install {{path/to/file.desktop}}
Install an application to the desktop menu system with the vendor prefix check disabled,xdg-desktop-menu install --novendor {{path/to/file.desktop}}
Uninstall an application from the desktop menu system,xdg-desktop-menu uninstall {{path/to/file.desktop}}
Force an update of the desktop menu system,xdg-desktop-menu forceupdate --mode {{user|system}}
Disable a configuration file,sudo a2disconf {{configuration_file}}
Don't show informative messages,sudo a2disconf --quiet {{configuration_file}}
Download a file from a server,smbget {{smb://server/share/file}}
Download a share or directory recursively,smbget --recursive {{smb://server/share}}
Connect with a username and password,smbget {{smb://server/share/file}} --user {{username%password}}
Require encrypted transfers,smbget {{smb://server/share/file}} --encrypt
List existing links with their status,networkctl list
Show an overall network status,networkctl status
Bring network devices up,networkctl up {{interface1 interface2 ...}}
Bring network devices down,networkctl down {{interface1 interface2 ...}}
Renew dynamic configurations (e.g. IP addresses received from a DHCP server),networkctl renew {{interface1 interface2 ...}}
Reload configuration files (.netdev and .network),networkctl reload
"Reconfigure network interfaces (if you edited the config, you need to call `networkctl reload` first)",networkctl reload
"Take an image of a device, creating a log file",sudo ddrescue {{/dev/sdb}} {{path/to/image.dd}} {{path/to/log.txt}}
"Clone Disk A to Disk B, creating a log file",sudo ddrescue --force --no-scrape {{/dev/sdX}} {{/dev/sdY}} {{path/to/log.txt}}
Launch the screenshooter GUI,xfce4-screenshooter
Take a screenshot of the entire screen and launch the GUI to ask how to proceed,xfce4-screenshooter --fullscreen
Take a screenshot of the entire screen and save it in the specified directory,xfce4-screenshooter --fullscreen --save {{path/to/directory}}
Wait some time before taking the screenshot,xfce4-screenshooter --delay {{seconds}}
Take a screenshot of a region of the screen (select using the mouse),xfce4-screenshooter --region
"Take a screenshot of the active window, and copy it to the clipboard",xfce4-screenshooter --window --clipboard
"Take a screenshot of the active window, and open it with a chosen program",xfce4-screenshooter --window --open {{gimp}}
Create a new volume through a text user interface and use `/dev/urandom` as a source of random data,/dev/urandom
Decrypt a volume interactively through a text user interface and mount it to a directory,veracrypt --text {{path/to/volume}} {{path/to/mount_point}}
Decrypt a partition using a keyfile and mount it to a directory,veracrypt --keyfiles={{path/to/keyfile}} {{/dev/sdXN}} {{path/to/mount_point}}
Dismount a volume on the directory it is mounted to,veracrypt --dismount {{path/to/mounted_point}}
Install a package,dpkg -i {{path/to/file.deb}}
Remove a package,dpkg -r {{package}}
List installed packages,dpkg -l {{pattern}}
List a package's contents,dpkg -L {{package}}
List contents of a local package file,dpkg -c {{path/to/file.deb}}
Find out which package owns a file,dpkg -S {{path/to/file}}
Print the dependency tree of a specific package,pactree {{package}}
Print what packages depend on a specific package,pactree --reverse {{package}}
"Dump dependencies one per line, skipping duplicates",pactree --unique {{package}}
Include optional dependencies of a specific package and colorize the output,pactree --optional --color {{package}}
Display help,pactree
Open the terminal with a title of `Example`,Example
Open the terminal in fullscreen mode,xterm -fullscreen
Open the terminal with a dark blue background and yellow foreground (font color),xterm -bg {{darkblue}} -fg {{yellow}}
"Open the terminal with 100 characters per line and 35 lines, in screen position x=200px, y=20px",xterm -geometry {{100}}x{{35}}+{{200}}+{{20}}
Open the terminal using a Serif font and a font size equal to 20,xterm -fa {{'Serif'}} -fs {{20}}
"Brute-force a password with a length of 4 to 8 characters, and contains only alphanumeric characters (order matters)",fcrackzip --brute-force --length 4-8 --charset aA1 {{archive}}
"Brute-force a password in verbose mode with a length of 3 characters that only contains lowercase characters, `$` and `%`",$` and `%
Brute-force a password that contains only lowercase and special characters,fcrackzip --brute-force --length 4 --charset a! {{archive}}
"Brute-force a password containing only digits, starting from the password `12345`",12345
Crack a password using a wordlist,fcrackzip --use-unzip --dictionary --init-password {{wordlist}} {{archive}}
Benchmark cracking performance,fcrackzip --benchmark
Convert a specific PNG image to AVIF,avifenc {{path/to/input.png}} {{path/to/output.avif}}
"Encode with a specific speed (6=default, 0=slowest and 10=fastest)",avifenc --speed {{2}} {{path/to/input.png}} {{path/to/output.avif}}
Show filesystem usage (optionally run as root to show detailed information),btrfs filesystem usage {{path/to/btrfs_mount}}
Show usage by individual devices,sudo btrfs filesystem show {{path/to/btrfs_mount}}
Defragment a single file on a btrfs filesystem (avoid while a deduplication agent is running),sudo btrfs filesystem defragment -v {{path/to/file}}
Defragment a directory recursively (does not cross subvolume boundaries),sudo btrfs filesystem defragment -v -r {{path/to/directory}}
Force syncing unwritten data blocks to disk(s),sudo btrfs filesystem sync {{path/to/btrfs_mount}}
Summarize disk usage for the files in a directory recursively,sudo btrfs filesystem du --summarize {{path/to/directory}}
Send a WoL packet to a device,wol {{mac_address}}
Send a WoL packet to a device in another subnet based on its IP,wol --ipaddr={{ip_address}} {{mac_address}}
Send a WoL packet to a device in another subnet based on its hostname,wol --host={{hostname}} {{mac_address}}
Send a WoL packet to a specific port on a host,wol --port={{port_number}} {{mac_address}}
"Read hardware addresses, IP addresses/hostnames, optional ports and SecureON passwords from a file",wol --file={{path/to/file}}
Turn on verbose output,wol --verbose {{mac_address}}
Lock every console (require current user or root to unlock),physlock
Mute kernel messages on console while locked,physlock -m
Disable SysRq mechanism while locked,physlock -s
Display a message before the password prompt,"physlock -p ""{{Locked!}}"""
Fork and detach physlock (useful for suspend or hibernate scripts),physlock -d
View documentation for the original command,tldr systemd-sysext
Show display output information,kscreen-doctor --outputs
Set the rotation of a display output with an ID of 1 to the right,kscreen-doctor {{output.1.rotation.right}}
Set the scale of a display output with an ID of `HDMI-2` to 2 (200%),HDMI-2
Show all outputs and configuration files to attach to a bug report,kscreen-console bug
Show paths to KScreen configuration files,kscreen-console config
Show KScreen output information and configuration,kscreen-console outputs
Monitor for changes,kscreen-console monitor
Show the current KScreen configuration as JSON,kscreen-console json
Display help,kscreen-console --help
Display help including Qt specific command-line options,kscreen-console --help-all
Rebuild the filesystem metadata tree (very slow),sudo btrfs rescue chunk-recover {{path/to/partition}}
Fix device size alignment related problems (e.g. unable to mount the filesystem with super total bytes mismatch),sudo btrfs rescue fix-device-size {{path/to/partition}}
Recover a corrupted superblock from correct copies (recover the root of filesystem tree),sudo btrfs rescue super-recover {{path/to/partition}}
Recover from an interrupted transactions (fixes log replay problems),sudo btrfs rescue zero-log {{path/to/partition}}
Create a `/dev/btrfs-control` control device when `mknod` is not installed,/dev/btrfs-control` control device when `mknod
Suspend PulseAudio while running `jackd`,jackd
Remove a medium,sudo urpmi.removemedia {{medium}}
Remove all media,sudo urpmi.removemedia -a
Remove media fuzz[y] matching on media names,sudo urpmi.removemedia -y {{keyword}}
Display the neighbour/ARP table entries,ip neighbour
Remove entries in the neighbour table on device `eth0`,eth0
Perform a neighbour lookup and return a neighbour entry,ip neighbour get {{lookup_ip}} dev {{eth0}}
Add or delete an ARP entry for the neighbour IP address to `eth0`,eth0
Change or replace an ARP entry for the neighbour IP address to `eth0`,eth0
Start a VNC server using a passwordfile,x0vncserver -display {{:0}} -passwordfile {{path/to/file}}
Start a VNC server using a specific port,x0vncserver -display {{:0}} -rfbport {{port}}
Show all running services,systemctl status
List failed units,systemctl --failed
Start/Stop/Restart/Reload a service,systemctl {{start|stop|restart|reload}} {{unit}}
Show the status of a unit,systemctl status {{unit}}
Enable/Disable a unit to be started on bootup,systemctl {{enable|disable}} {{unit}}
Mask/Unmask a unit to prevent enablement and manual activation,systemctl {{mask|unmask}} {{unit}}
"Reload systemd, scanning for new or changed units",systemctl daemon-reload
Check if a unit is enabled,systemctl is-enabled {{unit}}
List all Distrobox containers,distrobox-list
List all Distrobox containers with verbose information,distrobox-list --verbose
Set the screen temperature to 3000K,gummy --temperature {{3000}}
Set the screen backlight to 50%,gummy --backlight {{50}}
Set the screen pixel brightness to 45%,gummy --brightness {{45}}
Increase current screen pixel brightness by 10%,gummy --brightness {{+10}}
Decrease current screen pixel brightness by 10%,gummy --brightness {{-10}}
Set the temperature and pixel brightness for the second screen,gummy --screen {{1}} --temperature {{3800}} --brightness {{65}}
Remove a package and its dependencies,sudo pacman --remove --recursive {{package}}
Remove a package and both its dependencies and configuration files,sudo pacman --remove --recursive --nosave {{package}}
Remove a package without prompting,sudo pacman --remove --noconfirm {{package}}
Remove orphan packages (installed as dependencies but not required by any package),sudo pacman --remove --recursive --nosave $(pacman --query --unrequired --deps --quiet)
Remove a package and all packages that depend on it,sudo pacman --remove --cascade {{package}}
List packages that would be affected (does not remove any packages),pacman --remove --print {{package}}
Display help,pacman --remove --help
Display the status of the most recent cloud-init run,cloud-init status
Wait for cloud-init to finish running and then report status,cloud-init status --wait
List available top-level metadata keys to query,cloud-init query --list-keys
Query cached instance metadata for data,cloud-init query {{dot_delimited_variable_path}}
Clean logs and artifacts to allow cloud-init to rerun,cloud-init clean
List non-free and contrib packages (and their description),check-dfsg-status
Only output the package names,check-dfsg-status --sparse
Measure power with the default of 10 samples with an interval of 10 seconds,powerstat
Measure power with custom number of samples and interval duration,powerstat {{interval}} {{number_of_samples}}
Measure power using Intel's RAPL interface,powerstat -R {{interval}} {{number_of_samples}}
Show a histogram of the power measurements,powerstat -H {{interval}} {{number_of_samples}}
Enable all statistics gathering options,powerstat -a {{interval}} {{number_of_samples}}
Start in GUI mode,dirbuster -u {{http://example.com}}
Start in headless (no GUI) mode,dirbuster -H -u {{http://example.com}}
Set the file extension list,"dirbuster -e {{txt,html}}"
Enable verbose output,dirbuster -v
Set the report location,dirbuster -r {{path/to/report.txt}}
Open an LXTerminal window,lxterminal
"Open an LXTerminal window, run a command, and then exit","lxterminal -e ""{{command}}"""
Open an LXTerminal window with multiple tabs,"lxterminal --tabs={{tab_name1,tab_name2,...}}"
Open an LXTerminal window with a specific title,lxterminal --title={{title_name}}
Open an LXTerminal window with a specific working directory,lxterminal --working-directory={{path/to/directory}}
Print all information,uname --all
Print the current kernel name,uname --kernel-name
Print the current network node host name,uname --nodename
Print the current kernel release,uname --kernel-release
Print the current kernel version,uname --kernel-version
Print the current machine hardware name,uname --machine
Print the current processor type,uname --processor
Print the current operating system name,uname --operating-system
View documentation for creating containers,tldr distrobox-create
View documentation for listing container's information,tldr distrobox-list
View documentation for entering the container,tldr distrobox-enter
View documentation for executing a command on the host from inside a container,tldr distrobox-host-exec
View documentation for exporting app/service/binary from the container to the host,tldr distrobox-export
View documentation for upgrading containers,tldr distrobox-upgrade
View documentation for stopping the containers,tldr distrobox-stop
View documentation for removing the containers,tldr distrobox-rm
Install a new package,guix package -i {{package}}
Remove a package,guix package -r {{package}}
Search the package database for a regular expression,"guix package -s ""{{search_pattern}}"""
List installed packages,guix package -I
List generations,guix package -l
Roll back to the previous generation,guix package --roll-back
List all installed packages,dpkg-query --list
List installed packages matching a pattern,dpkg-query --list '{{libc6*}}'
List all files installed by a package,dpkg-query --listfiles {{libc6}}
Show information about a package,dpkg-query --status {{libc6}}
Search for packages that own files matching a pattern,dpkg-query --search {{/etc/ld.so.conf.d}}
View documentation for the original command,tldr nmtui
Create a shared memory segment,ipcmk --shmem {{segment_size_in_bytes}}
Create a semaphore,ipcmk --semaphore {{element_size}}
Create a message queue,ipcmk --queue
Create a shared memory segment with specific permissions (default is 0644),ipcmk --shmem {{segment_size_in_bytes}} {{octal_permissions}}
Show the current readings of all sensor chips,sensors
Show temperatures in degrees Fahrenheit,sensors --fahrenheit
Show CPU statistics at a 2 second interval for 10 times,pidstat {{2}} {{10}}
Show page faults and memory utilization,pidstat -r
Show input/output usage per process ID,pidstat -d
Show information on a specific PID,pidstat -p {{PID}}
"Show memory statistics for all processes whose command name include ""fox"" or ""bird""","pidstat -C ""{{fox|bird}}"" -r -p ALL"
Generate a random UUID,uuidd --random
Generate a bulk number of random UUIDs,uuidd --random --uuids {{number_of_uuids}}
"Generate a time-based UUID, based on the current time and MAC address of the system",uuidd --time
Log out of i3,i3exit logout
Lock i3,i3exit lock
Shut down the system,i3exit shutdown
Suspend the system,i3exit suspend
Switch to the login screen to log in as a different user,i3exit switch_user
Hibernate the system,i3exit hibernate
Reboot the system,i3exit reboot
Display the ASCII fire,cacafire
"Obtain a new certificate via webroot authorization, but do not install it automatically",sudo certbot certonly --webroot --webroot-path {{path/to/webroot}} --domain {{subdomain.example.com}}
"Obtain a new certificate via nginx authorization, installing the new certificate automatically",sudo certbot --nginx --domain {{subdomain.example.com}}
"Obtain a new certificate via apache authorization, installing the new certificate automatically",sudo certbot --apache --domain {{subdomain.example.com}}
Renew all Let's Encrypt certificates that expire in 30 days or less (don't forget to restart any servers that use them afterwards),sudo certbot renew
"Simulate the obtaining of a new certificate, but don't actually save any new certificates to disk",sudo certbot --webroot --webroot-path {{path/to/webroot}} --domain {{subdomain.example.com}} --dry-run
Obtain an untrusted test certificate instead,sudo certbot --webroot --webroot-path {{path/to/webroot}} --domain {{subdomain.example.com}} --test-cert
Clone a package repository (requires setting an SSH key in your Arch Linux GitLab account),pkgctl repo clone {{pkgname}}
Clone a package repository over HTTPS,pkgctl repo clone --protocol=https {{pkgname}}
Create a new GitLab package repository and clone it after creation (requires valid GitLab API authentication),pkgctl repo create {{pkgbase}}
Switch a package repository to a specified version,pkgctl repo switch {{version}} {{pkgbase}}
Open a package repository's website,pkgctl repo web {{pkgbase}}
Execute an expect script from a file,expect {{path/to/file}}
Execute a specified expect script,"expect -c ""{{commands}}"""
Enter an interactive REPL (use `exit` or Ctrl + D to exit),exit
Start the ydotool daemon in the background,ydotoold
Perform a left click input,ydotool click 0xC0
Perform a right click input,ydotool click 0xC1
Input Alt+F4,ydotool key 56:1 62:1 62:0 56:0
Create a fullscreen screenshot,mate-screenshot
Create an active window screenshot,mate-screenshot --window
Create a specific area screenshot,mate-screenshot --area
Create a screenshot interactively,mate-screenshot --interactive
Create a screenshot without borders,mate-screenshot --window --remove-border
Create a screenshot with a specific effect,mate-screenshot --effect={{shadow|border|none}}
Create a screenshot with a specific delay in seconds,mate-screenshot --delay={{5}}
Display the routing table,ip route {{show|list}}
Add a default route using gateway forwarding,sudo ip route add default via {{gateway_ip}}
Add a default route using `eth0`,eth0
Add a static route,sudo ip route add {{destination_ip}} via {{gateway_ip}} dev {{eth0}}
Delete a static route,sudo ip route del {{destination_ip}} dev {{eth0}}
Change or replace a static route,sudo ip route {{change|replace}} {{destination_ip}} via {{gateway_ip}} dev {{eth0}}
Show which route will be used by the kernel to reach an IP address,ip route get {{destination_ip}}
Display a random name (male or female) and address,rig
Display a [m]ale (or [f]emale) random name and address,rig -{{m|f}}
Use data files from a specific directory (default is `/usr/share/rig`),/usr/share/rig
Display a specific number of identities,rig -c {{number}}
Display a specific number of female identities,rig -f -c {{number}}
Change the size of a logical volume to 120 GB,lvresize --size {{120G}} {{volume_group}}/{{logical_volume}}
Extend the size of a logical volume as well as the underlying filesystem by 120 GB,lvresize --size +{{120G}} --resizefs {{volume_group}}/{{logical_volume}}
Extend the size of a logical volume to 100% of the free physical volume space,lvresize --size {{100}}%FREE {{volume_group}}/{{logical_volume}}
Reduce the size of a logical volume as well as the underlying filesystem by 120 GB,lvresize --size -{{120G}} --resizefs {{volume_group}}/{{logical_volume}}
List trust policy store items,trust list
List information about specific items in the trust policy store,trust list --filter={{blocklist|ca-anchors|certificates|trust-policy}}
Store a specific trust anchor in the trust policy store,trust anchor {{path/to/certificate.crt}}
Remove a specific anchor from the trust policy store,trust anchor --remove {{path/to/certificate.crt}}
Extract trust policy from the shared trust policy store,trust extract --format=x509-directory --filter=ca-anchors {{path/to/directory}}
Display help for a subcommand,trust {{subcommand}} --help
Restore the `iptables` configuration from a file,iptables
Show information about the system firmware and the bootloaders,bootctl status
Show all available bootloader entries,bootctl list
Set a flag to boot into the system firmware on the next boot (similar to `sudo systemctl reboot --firmware-setup`),sudo systemctl reboot --firmware-setup
"Specify the path to the EFI system partition (defaults to `/efi/`, `/boot/` or `/boot/efi`)","/efi/`, `/boot/` or `/boot/efi"
Install `systemd-boot` into the EFI system partition,systemd-boot
Remove all installed versions of `systemd-boot` from the EFI system partition,systemd-boot
"Profile the default instance, logging to `profile.log` (`gnuplot` files and a HTML file for result visualizing are also generated)",profile.log` (`gnuplot
Change the log output file,pw-profiler --output {{path/to/file.log}}
Profile a remote instance,pw-profiler --remote {{remote_name}}
Display help,pw-profiler --help
List all `toolbox` containers and images,toolbox
List only `toolbox` containers,toolbox
List only `toolbox` images,toolbox
Display the status of tracing system,trace-cmd stat
List available tracers,trace-cmd list -t
Start tracing with a specific plugin,trace-cmd start -p {{timerlat|osnoise|hwlat|blk|mmiotrace|function_graph|wakeup_dl|wakeup_rt|wakeup|function|nop}}
View the trace output,trace-cmd show
Stop the tracing but retain the buffers,trace-cmd stop
Clear the trace buffers,trace-cmd clear
Clear the trace buffers and stop tracing,trace-cmd reset
View an animation,cacademo
List available PHP versions,sudo phpquery -V
List available SAPIs for PHP 7.3,sudo phpquery -v {{7.3}} -S
List enabled extensions for PHP 7.3 with the cli SAPI,sudo phpquery -v {{7.3}} -s {{cli}} -M
Check if the JSON extension is enabled for PHP 7.3 with the apache2 SAPI,sudo phpquery -v {{7.3}} -s {{apache2}} -m {{json}}
Create a new group,cgcreate -g {{group_type}}:{{group_name}}
Create a new group with multiple cgroup types,"cgcreate -g {{group_type1}},{{group_type2}}:{{group_name}}"
Create a subgroup,mkdir /sys/fs/cgroup/{{group_type}}/{{group_name}}/{{subgroup_name}}
Search for videos on YouTube with thumbnail previews,ytfzf --show-thumbnails {{search_pattern}}
Play only the audio of the first item in a loop,ytfzf --audio-only --auto-select --loop {{search_pattern}}
Download a video from the history,ytfzf --download --choose-from-history
Play all the music found in a search,ytfzf --audio-only --select-all {{search_pattern}}
See the trending videos in an external menu,ytfzf --trending --ext-menu {{search_pattern}}
Search on PeerTube instead of YouTube,ytfzf --peertube {{search_pattern}}
Format a partition with `bcachefs`,bcachefs
Mount a `bcachefs` filesystem,bcachefs
Create a RAID 0 filesystem where an SSD acts as a cache and an HDD acts as a long-term storage,sudo bcachefs format --label=ssd.ssd1 {{path/to/ssd/partition}} --label=hdd.hdd1 {{path/to/hdd/partition}} --replicas=1 --foreground_target=ssd --promote_target=ssd --background_target=hdd
Mount a multidevice filesystem,sudo bcachefs mount {{path/to/partition1}}:{{path/to/partition2}} {{path/to/mountpoint}}
Display disk usage,bcachefs fs usage --human-readable {{path/to/mountpoint}}
Display help,bcachefs
Visit a website,links {{https://example.com}}
Apply restrictions for anonymous account,links -anonymous {{https://example.com}}
Enable Cookies (`1` to enable),1
Navigate forwards and backwards through the links on a page,{{Up arrow key|Down arrow key}}
Go forwards and backwards one page,{{Left arrow key|Right arrow key}}
Exit,q + y
Run the specified command in a virtual X server,xvfb-run {{command}}
"Try to get a free server number, if the default (99) is not available",xvfb-run --auto-servernum {{command}}
Pass arguments to the Xvfb server,"xvfb-run --server-args ""{{-screen 0 1024x768x24}}"" {{command}}"
"Display a cow saying ""hello, world""","xcowsay ""{{hello, world}}"""
Display a cow with output from another command,ls | xcowsay
Display a cow at the specified X and Y coordinates,"xcowsay --at={{X}},{{Y}}"
Display a different sized cow,xcowsay --cow-size={{small|med|large}}
Display a thought bubble instead of a speech bubble,xcowsay --think
Display a different image instead of the default cow,xcowsay --image={{path/to/file}}
Set output column count to a specific value,img2txt --width={{10}}
Set output line count to a specific value,img2txt --height={{5}}
Set output font width to a specific value,img2txt --font-width={{12}}
Set output font height to a specific value,img2txt --font-height={{14}}
Set image brightness to a specific value,img2txt --brightness={{2}}
Set a filesystem label,"mlabel -i /dev/{{sda}} ::""{{new_label}}"""
Open the filesystem in read only mode,debugfs {{/dev/sdXN}}
Open the filesystem in read write mode,debugfs -w {{/dev/sdXN}}
"Read commands from a specified file, execute them and then exit",debugfs -f {{path/to/cmd_file}} {{/dev/sdXN}}
View the filesystem stats in debugfs console,stats
Close the filesystem,close -a
List all available commands,lr
Roll a single 20 sided dice,rolldice d{{20}}
Roll two six sided dice and drop the lowest roll,rolldice {{2}}d{{6}}s{{1}}
Roll two 20 sided dice and add a modifier value,rolldice {{2}}d{{20}}{{+5}}
Roll a 20 sided dice two times,rolldice {{2}}xd{{20}}
Check the status of a tape drive,mt -f {{/dev/nstX}} status
Rewind the tape to beginning,mt -f {{/dev/nstX}} rewind
"Move forward a given files, then position the tape on first block of next file",mt -f {{/dev/nstX}} fsf {{count}}
"Rewind the tape, then position the tape at beginning of the given file",mt -f {{/dev/nstX}} asf {{count}}
Position the tape at the end of valid data,mt -f {{/dev/nstX}} eod
Rewind the tape and unload/eject it,mt -f {{/dev/nstX}} eject
Write EOF (End-of-file) mark at the current position,mt -f {{/dev/nstX} eof
Display the current label and UUID of a swap area,swaplabel {{path/to/file}}
Set the label of a swap area,swaplabel --label {{new_label}} {{path/to/file}}
Set the UUID of a swap area (you can generate a UUID using `uuidgen`),uuidgen
List all objects managed by WirePlumber,wpctl status
Print all properties of an object,wpctl inspect {{id}}
Set an object to be the default in its group,wpctl set-default {{id}}
Get the volume of a sink,wpctl get-volume {{id}}
Set the volume of a sink to `n` percent,n
Increase/Decrease the volume of a sink by `n` percent,n
"Mute/Unmute a sink (1 is mute, 0 is unmute)",wpctl set-mute {{id}} {{1|0|toggle}}
"Install the `base` package, Linux kernel and firmware for common hardware",base
"Install the `base` package, Linux LTS kernel and `base-devel` build tools","base` package, Linux LTS kernel and `base-devel"
Install packages without copy the host's mirrorlist to the target,pacstrap -M {{path/to/new/root}} {{packages}}
Use an alternate configuration file for Pacman,pacstrap -C {{path/to/pacman.conf}} {{path/to/new/root}} {{packages}}
Install packages using the package cache on the host instead of on the target,pacstrap -c {{path/to/new/root}} {{packages}}
Initialize an empty `pacman` keyring in the target without copying it from the host,pacman
Install packages in interactive mode (prompts for confirmation),pacstrap -i {{path/to/new/root}} {{packages}}
Install packages using package files,pacstrap -U {{path/to/new/root}} {{path/to/package1}} {{path/to/package2}}
Start `top`,top
Do not show any idle or zombie processes,top -i
Show only processes owned by given user,top -u {{username}}
Sort processes by a field,top -o {{field_name}}
Show the individual threads of a given process,top -Hp {{process_id}}
"Show only the processes with the given PID(s), passed as a comma-separated list. (Normally you wouldn't know PIDs off hand. This example picks the PIDs from the process name)","top -p $(pgrep -d ',' {{process_name}})"
Display help about interactive commands,?
Reconfigure one or more packages,dpkg-reconfigure {{package1 package2 ...}}
Start the daemon,slurmstepd
List VMs on current tenant,nova list
List VMs of all tenants (admin user only),nova list --all-tenants
Boot a VM on a specific host,nova boot --nic net-id={{net_id}} --image {{image_id}} --flavor {{flavor}} --availability-zone nova:{{host_name}} {{vm_name}}
Start a server,nova start {{server}}
Stop a server,nova stop {{server}}
Attach a network interface to a specific VM,nova interface-attach --net-id {{net_id}} {{server}}
Synchronize all packages,emerge --sync
"Update all packages, including dependencies",emerge -uDNav @world
"Resume a failed updated, skipping the failing package",emerge --resume --skipfirst
"Install a new package, with confirmation",emerge -av {{package}}
"Remove a package, with confirmation",emerge -Cav {{package}}
Remove orphaned packages (that were installed only as dependencies),emerge -avc
Search the package database for a keyword,emerge -S {{keyword}}
Run command as a different user,runuser {{user}} -c '{{command}}'
Run command as a different user and group,runuser {{user}} -g {{group}} -c '{{command}}'
Start a login shell as a specific user,runuser {{user}} -l
Specify a shell for running instead of the default shell (also works for login),runuser {{user}} -s {{/bin/sh}}
Preserve the entire environment of root (only if `--login` is not specified),--login
Display CPU statistics every 2 seconds,mpstat {{2}}
"Display 5 reports, one by one, at 2 second intervals",mpstat {{2}} {{5}}
"Display 5 reports, one by one, from a given processor, at 2 second intervals",mpstat -P {{0}} {{2}} {{5}}
Resolve a hostname to an IP address,resolveip {{example.org}}
Resolve an IP address to a hostname,resolveip {{1.1.1.1}}
Silent mode. Produces less output,resolveip --silent {{example.org}}
List devices with changeable brightness,brightnessctl --list
Print the current brightness of the display backlight,brightnessctl get
Set the brightness of the display backlight to a specified percentage within range,brightnessctl set {{50%}}
Increase brightness by a specified increment,brightnessctl set {{+10%}}
Decrease brightness by a specified decrement,brightnessctl set {{10%-}}
Show the parameters and statistics of all the interfaces,iwconfig
Show the parameters and statistics of the specified interface,iwconfig {{interface}}
Set the ESSID (network name) of the specified interface (e.g. eth0 or wlp2s0),iwconfig {{interface}} {{new_network_name}}
Set the operating mode of the specified interface,iwconfig {{interface}} mode {{Ad-Hoc|Managed|Master|Repeater|Secondary|Monitor|Auto}}
List currently installed modules,dkms status
Rebuild all modules for the currently running kernel,dkms autoinstall
Install version 1.2.1 of the acpi_call module for the currently running kernel,dkms install -m {{acpi_call}} -v {{1.2.1}}
Remove version 1.2.1 of the acpi_call module from all kernels,dkms remove -m {{acpi_call}} -v {{1.2.1}} --all
Check a btrfs filesystem,sudo btrfs check {{path/to/partition}}
Check and repair a btrfs filesystem (dangerous),sudo btrfs check --repair {{path/to/partition}}
Show the progress of the check,sudo btrfs check --progress {{path/to/partition}}
Verify the checksum of each data block (if the filesystem is good),sudo btrfs check --check-data-csum {{path/to/partition}}
"Use the `n`-th superblock (`n` can be 0, 1 or 2)",n`-th superblock (`n
Rebuild the checksum tree,sudo btrfs check --repair --init-csum-tree {{path/to/partition}}
Rebuild the extent tree,sudo btrfs check --repair --init-extent-tree {{path/to/partition}}
List available cameras,cam --list
List controls of a camera,cam --camera {{camera_index}} --list-controls
Write frames to a folder,cam --camera {{camera_index}} --capture={{frames_to_capture}} --file
Display camera feed in a window,cam --camera {{camera_index}} --capture --sdl
Create a Minix filesystem inside partition 1 on device b (`sdb1`),sdb1
Search files containing a specific string in their name in a specific directory,mate-search-tool --named={{string}} --path={{path/to/directory}}
Search files without waiting a user confirmation,mate-search-tool --start --named={{string}} --path={{path/to/directory}}
Search files with name matching a specific regular expression,mate-search-tool --start --regex={{string}} --path={{path/to/directory}}
Set a sorting order in search results,mate-search-tool --start --named={{string}} --path={{path/to/directory}} --sortby={{name|folder|size|type|date}}
Set a descending sorting order,mate-search-tool --start --named={{string}} --path={{path/to/directory}} --descending
Search files owned by a specific user/group,mate-search-tool --start --{{user|group}}={{value}} --path={{path/to/directory}}
Initialize a serverless application,sam init
Initialize a serverless application with a specific runtime,sam init --runtime {{python3.7}}
Package a SAM application,sam package
Build your Lambda function code,sam build
Run your serverless application locally,sam local start-api
Deploy an AWS SAM application,sam deploy
Make shares available at `mountpoint`,mountpoint
Play a beep,beep
Play a beep that repeats,beep -r {{repetitions}}
Play a beep at a specified frequency (Hz) and duration (milliseconds),beep -f {{frequency}} -l {{duration}}
Play each new frequency and duration as a distinct beep,beep -f {{frequency}} -l {{duration}} -n -f {{frequency}} -l {{duration}}
Play the C major scale,beep -f {{262}} -n -f {{294}} -n -f {{330}} -n -f {{349}} -n -f {{392}} -n -f {{440}} -n -f {{494}} -n -f {{523}}
Start a snake game,snake4
Choose level,{{1|2|3|4|5}}
Navigate the snake,{{Up|Down|Left|Right arrow key}}
Pause game,<Spacebar>
Quit game,q
Show the high scores,snake4 --highscores
List all Samba users (use verbose flag to show their settings),sudo pdbedit --list --verbose
Add an existing Unix user to Samba (will prompt for password),sudo pdbedit --user {{username}} --create
Remove a Samba user,sudo pdbedit --user {{username}} --delete
Reset a Samba user's failed password counter,sudo pdbedit --user {{username}} --bad-password-count-reset
Interactively create the file `~/.config/aurvote` containing your AUR username and password,~/.config/aurvote
Vote for one or more AUR packages,aurvote {{package1 package2 ...}}
Unvote one or more AUR packages,aurvote --unvote {{package1 package2 ...}}
Check if one or more AUR packages have already been voted,aurvote --check {{package1 package2 ...}}
Display help,aurvote --help
Start an application with the Procfile in the current directory,foreman start
Start an application with a specified Procfile,foreman start -f {{Procfile}}
Start a specific application,foreman start {{process}}
Validate Procfile format,foreman check
Run one-off commands with the process's environment,foreman run {{command}}
"Start all processes except the one named ""worker""","foreman start -m all=1,{{worker}}=0"
Install a new crontab from the specified file,scrontab {{path/to/file}}
[e]dit the crontab of the current user,scrontab -e
[e]dit the crontab of the specified user,scrontab --user={{user_id}} -e
[r]emove the current crontab,scrontab -r
Print the crontab of the current user to `stdout`,stdout
Compress specific files,compress {{path/to/file1 path/to/file2 ...}}
"Compress specific files, ignore non-existent ones",compress -f {{path/to/file1 path/to/file2 ...}}
Specify the maximum compression bits (9-16 bits),compress -b {{bits}}
Write to `stdout` (no files are changed),stdout
Decompress files (functions like `uncompress`),uncompress
Display compression percentage,compress -v {{path/to/file}}
View jobs spawned by the current shell,jobs
List jobs and their process IDs,jobs -l
Display information about jobs with changed status,jobs -n
Display only process IDs,jobs -p
Display running processes,jobs -r
Display stopped processes,jobs -s
Show all data on the given interface and port,tcpflow -c -i {{eth0}} port {{80}}
Rank a mirror list,rankmirrors {{/etc/pacman.d/mirrorlist}}
Output only a given number of the top ranking servers,rankmirrors -n {{number}} {{/etc/pacman.d/mirrorlist}}
Be verbose when generating the mirrorlist,rankmirrors -v {{/etc/pacman.d/mirrorlist}}
Test only a specific URL,rankmirrors --url {{url}}
Output only the response times instead of a full mirrorlist,rankmirrors --times {{/etc/pacman.d/mirrorlist}}
"Unmount a filesystem, by passing the path to the source it is mounted from",umount {{path/to/device_file}}
"Unmount a filesystem, by passing the path to the target where it is mounted",umount {{path/to/mounted_directory}}
"When an unmount fails, try to remount the filesystem read-only",umount --read-only {{path/to/mounted_directory}}
Recursively unmount each specified directory,umount --recursive {{path/to/mounted_directory}}
Unmount all mounted filesystems (except the `proc` filesystem),proc
Run PhotoRec on a specific device,sudo photorec {{/dev/sdb}}
Run PhotoRec on a disk image (`image.dd`),image.dd
List all known user records,userdbctl user
Show details of a specific user,userdbctl user {{username}}
List all known groups,userdbctl group
Show details of a specific group,userdbctl group {{groupname}}
List all services currently providing user/group definitions to the system,userdbctl services
Shutdown a virtual machine,qm shutdown {{VM_ID}}
Shutdown a virtual machine after wait for at most 10 seconds,qm shutdown --timeout {{10}} {{VM_ID}}
Shutdown a virtual machine and do not deactivate storage volumes,qm shutdown --keepActive {{true}} {{VM_ID}}
Shutdown a virtual machine and skip lock (only root can use this option),qm shutdown --skiplock {{true}} {{VM_ID}}
Stop and shutdown a virtual machine,qm shutdown --forceStop {{true}} {{VM_ID}}
List all containers (running and stopped),ctr containers list
List all images,ctr images list
Pull an image,ctr images pull {{image}}
Tag an image,ctr images tag {{source_image}}:{{source_tag}} {{target_image}}:{{target_tag}}
Play a WAV file over the default target,pw-cat --playback {{path/to/file.wav}}
Play a WAV file with a specified resampler quality (4 by default),pw-cat --quality {{0..15}} --playback {{path/to/file.wav}}
Record a sample recording at a volume level of 125%,pw-cat --record --volume {{1.25}} {{path/to/file.wav}}
Record a sample recording using a different sample rate,pw-cat --record --rate {{6000}} {{path/to/file.wav}}
Lock the screen to a blurred screenshot of the current screen,blurlock
Lock the screen and disable the unlock indicator (removes feedback on keypress),blurlock --no-unlock-indicator
Lock the screen and don't hide the mouse pointer,blurlock --pointer {{default}}
Lock the screen and show the number of failed login attempts,blurlock --show-failed-attempts
Add one or more files or directories to a Phar file,phar add -f {{path/to/phar_file}} {{path/to/file_or_directory1 path/to/file_or_directory2 ...}}
Display the contents of a Phar file,phar list -f {{path/to/phar_file}}
Delete the specified file or directory from a Phar file,phar delete -f {{path/to/phar_file}} -e {{file_or_directory}}
Compress or uncompress files and directories in a Phar file,phar compress -f {{path/to/phar_file}} -c {{algorithm}}
Get information about a Phar file,phar info -f {{path/to/phar_file}}
Sign a Phar file with a specific hash algorithm,phar sign -f {{path/to/phar_file}} -h {{algorithm}}
Sign a Phar file with an OpenSSL private key,phar sign -f {{path/to/phar_file}} -h openssl -y {{path/to/private_key}}
Display help and available hashing/compression algorithms,phar help
List all namespaces,lsns
List namespaces in JSON format,lsns --json
List namespaces associated with the specified process,lsns --task {{pid}}
List the specified type of namespaces only,lsns --type {{mnt|net|ipc|user|pid|uts|cgroup|time}}
"List namespaces, only showing the namespace ID, type, PID, and command","lsns --output {{NS,TYPE,PID,COMMAND}}"
List files in a Zip archive,atool --list {{path/to/archive.zip}}
Unpack a tar.gz archive into a new subdirectory (or current directory if it contains only one file),atool --extract {{path/to/archive.tar.gz}}
Create a new 7z archive with two files,atool --add {{path/to/archive.7z}} {{path/to/file1 path/to/file2 ...}}
Extract all Zip and rar archives in the current directory,atool --each --extract {{*.zip *.rar}}
List non-free and contrib packages (and their description),vrms
Only output the package names,vrms --sparse
List all known package types that can be installed,kpackagetool5 --list-types
Install the package from a directory,kpackagetool5 --type {{package_type}} --install {{path/to/directory}}
Update installed package from a directory,kpackagetool5 --type {{package_type}} --upgrade {{path/to/directory}}
List installed plasmoids (--global for all users),kpackagetool5 --type Plasma/Applet --list --global
Remove a plasmoid by name,"kpackagetool5 --type Plasma/Applet --remove ""{{name}}"""
Show the list of apps,rofi -show drun
Show the list of all commands,rofi -show run
Switch between windows,rofi -show window
Pipe a list of items to `stdin` and print the selected item to `stdout`,stdin` and print the selected item to `stdout
Import a VMDK/qcow2/raw disk image using a specific storage name,qm importdisk {{vm_id}} {{path/to/disk}} {{storage_name}} --format {{qcow2|raw|vmdk}}
Print the contents of a file in pride colors to `stdout`,stdout
Print contents of a file in trans colors,pridecat {{path/to/file}} --{{transgender|trans}}
Alternate between lesbian and bisexual pride flags,pridecat {{path/to/file}} --lesbian --bi
Print contents of a file with the background colors changed,pridecat {{path/to/file}} -b
List directory contents in pride flag colors,ls | pridecat --{{flag}}
Change the current user's SMB password,smbpasswd
Add a specified user to Samba and set password (user should already exist in system),sudo smbpasswd -a {{username}}
Modify an existing Samba user's password,sudo smbpasswd {{username}}
Delete a Samba user (use `pdbedit` instead if the Unix account has been deleted),pdbedit
Run a graphical program remotely and display it locally,waypipe ssh {{user}}@{{server}} {{program}}
Open an SSH tunnel to run any program remotely and display it locally,waypipe ssh {{user}}@{{server}}
Listen for input on the specified port and write it to the specified file,ncat -l {{port}} > {{path/to/file}}
Accept multiple connections and keep ncat open after they have been closed,ncat -lk {{port}}
Write output of specified file to the specified host on the specified port,ncat {{address}} {{port}} < {{path/to/file}}
Accept multiple incoming connections on an encrypted channel evading detection of traffic content,ncat --ssl -k -l {{port}}
Connect to an open `ncat` connection over SSL,ncat
Check connectivity to a remote host on a particular port with timeout,ncat -w {{seconds}} -vz {{host}} {{port}}
"Start calculating, defaulting to all CPU cores and 1 second refresh interval",sudo cpufreq-aperf
Start calculating for CPU 1 only,sudo cpufreq-aperf -c {{1}}
Start calculating with a 3 second refresh interval for all CPU cores,sudo cpufreq-aperf -i {{3}}
Calculate only once,sudo cpufreq-aperf -o
Analyze one or more log files in interactive mode,goaccess {{path/to/logfile1 path/to/file2 ...}}
"Use a specific log-format (or pre-defined formats like ""combined"")",goaccess {{path/to/logfile}} --log-format={{format}}
Analyze a log from `stdin`,stdin
Analyze a log and write it to an HTML file in real-time,goaccess {{path/to/logfile}} --output {{path/to/file.html}} --real-time-html
Start the default shell as fakeroot,fakeroot
Run a command as fakeroot,fakeroot -- {{command}} {{command_arguments}}
Run a command as fakeroot and save the environment to a file on exit,fakeroot -s {{path/to/file}} -- {{command}} {{command_arguments}}
Load a fakeroot environment and run a command as fakeroot,fakeroot -i {{path/to/file}} -- {{command}} {{command_arguments}}
Run a command keeping the real ownership of files instead of pretending they are owned by root,fakeroot --unknown-is-real -- {{command}} {{command_arguments}}
Display help,fakeroot --help
"Set the daemon's nice value to the specified value, typically a negative number",slurmdbd -n {{value}}
Change the working directory of `slurmdbd` to the LogFile path or to `/var/tmp`,slurmdbd` to the LogFile path or to `/var/tmp
Display help,slurmdbd -h
Display version,slurmdbd -V
Create a home directory for a user based on `/etc/skel` with umask 022,/etc/skel
Create a home directory for a user based on `/etc/skel` with all permissions for owner (0) and read permission for group (3),/etc/skel
Create a home directory for a user based on a custom skeleton,sudo mkhomedir_helper {{username}} {{umask}} {{path/to/skeleton_directory}}
Reserve a file taking up 700 MiB of disk space,fallocate --length {{700M}} {{path/to/file}}
Shrink an already allocated file by 200 MiB,fallocate --collapse-range --length {{200M}} {{path/to/file}}
Shrink 20 MB of space after 100 MiB in a file,fallocate --collapse-range --offset {{100M}} --length {{20M}} {{path/to/file}}
List CPUs,sudo cpupower --cpu {{all}} info
Print information about all cores,sudo cpupower --cpu {{all}} info
Set all CPUs to a power-saving frequency governor,sudo cpupower --cpu {{all}} frequency-set --governor {{powersave}}
Print CPU 0's available frequency [g]overnors,"sudo cpupower --cpu {{0}} frequency-info g | grep ""analyzing\|governors"""
"Print CPU 4's frequency from the hardware, in a human-readable format",sudo cpupower --cpu {{4}} frequency-info --hwfreq --human
Disable one or more CPUs by their IDs,"chcpu -d {{1,3}}"
Enable one or more ranges of CPUs by their IDs,"chcpu -e {{1-3,5-7}}"
Open the current directory in the default file explorer,xdg-open .
Open a URL in the default browser,xdg-open {{https://example.com}}
Open an image in the default image viewer,xdg-open {{path/to/image}}
Open a PDF in the default PDF viewer,xdg-open {{path/to/pdf}}
Display help,xdg-open --help
Start the daemon,bluetoothd
"Start the daemon, logging to `stdout`",stdout
Start the daemon with a specific configuration file (defaults to `/etc/bluetooth/main.conf`),/etc/bluetooth/main.conf
Start the daemon with verbose output to `stderr`,stderr
Start the daemon with verbose output coming from specific files in the bluetoothd or plugins source,bluetoothd --debug={{path/to/file1:path/to/file2:...}}
Check cluster health status,ceph status
Check cluster usage stats,ceph df
Get the statistics for the placement groups in a cluster,ceph pg dump --format {{plain}}
Create a storage pool,ceph osd pool create {{pool_name}} {{page_number}}
Delete a storage pool,ceph osd pool delete {{pool_name}}
Rename a storage pool,ceph osd pool rename {{current_name}} {{new_name}}
Self-repair pool storage,ceph pg repair {{pool_name}}
Run a program in a new session,setsid {{program}}
Run a program in a new session discarding the resulting output and error,setsid {{program}} > /dev/null 2>&1
Run a program creating a new process,setsid --fork {{program}}
Return the exit code of a program as the exit code of setsid when the program exits,setsid --wait {{program}}
Run a program in a new session setting the current terminal as the controlling terminal,setsid --ctty {{program}}
Display shared library dependencies of a binary,ldd {{path/to/binary}}
Display all information about dependencies,ldd --verbose {{path/to/binary}}
Display unused direct dependencies,ldd --unused {{path/to/binary}}
Report missing data objects and perform data relocations,ldd --data-relocs {{path/to/binary}}
"Report missing data objects and functions, and perform relocations for both",ldd --function-relocs {{path/to/binary}}
Check the configuration,sudo postfix check
Check the status of the Postfix daemon,sudo postfix status
Start Postfix,sudo postfix start
Gracefully stop Postfix,sudo postfix stop
Flush the mail queue,sudo postfix flush
Reload the configuration files,sudo postfix reload
Display the file access control list,getfacl {{path/to/file_or_directory}}
Display the file access control list with [n]umeric user and group IDs,getfacl --numeric {{path/to/file_or_directory}}
Display the file access control list with [t]abular output format,getfacl --tabular {{path/to/file_or_directory}}
View the current security context of a file or directory,ls -dlZ {{path/to/file_or_directory}}
Restore the security context of a file or directory,restorecon {{path/to/file_or_directory}}
"Restore the security context of a directory recursively, and show all changed labels",restorecon -R -v {{path/to/directory}}
"Restore the security context of a directory recursively, using all available threads, and show progress",restorecon -R -T {{0}} -p {{path/to/directory}}
Preview the label changes that would happen without applying them,restorecon -R -n -v {{path/to/directory}}
"Move `/proc`, `/dev`, `/sys` and `/run` to the specified filesystem, use this filesystem as the new root and start the specified init process","/proc`, `/dev`, `/sys` and `/run"
Display help,switch_root -h
Display the size of sections in a given object or executable file,size {{path/to/file}}
Display the size of sections in a given object or executable file in [o]ctal,size {{-o|--radix=8}} {{path/to/file}}
Display the size of sections in a given object or executable file in [d]ecimal,size {{-d|--radix=10}} {{path/to/file}}
Display the size of sections in a given object or executable file in he[x]adecimal,size {{-x|--radix=16}} {{path/to/file}}
Split Zip archive into parts that are no larger than 36000 bytes (36 MB),zipsplit {{path/to/archive.zip}}
Use a given [n]umber of bytes as the part limit,zipsplit -n {{size}} {{path/to/archive.zip}}
[p]ause between the creation of each part,zipsplit -p -n {{size}} {{path/to/archive.zip}}
Output the smaller Zip archives into a given directory,zipsplit -b {{path/to/output_directory}} -n {{size}} {{path/to/archive.zip}}
Load a default keymap,loadkeys --default
Load default keymap when an unusual keymap is loaded and `-` sign cannot be found,-
Create a kernel source table,loadkeys --mktable
Create a binary keymap,loadkeys --bkeymap
Search and parse keymap without action,loadkeys --parse
Load the keymap suppressing all output,loadkeys --quiet
Load a keymap from the specified file for the console,loadkeys --console {{/dev/ttyN}} {{/path/to/file}}
Use standard names for keymaps of different locales,loadkeys --console {{/dev/ttyN}} {{uk}}
Copy the output from a command to the X11 primary selection area (clipboard),echo 123 | xclip
Copy the output from a command to a given X11 selection area,echo 123 | xclip -selection {{primary|secondary|clipboard}}
"Copy the output from a command to the system clipboard, using short notation",echo 123 | xclip -sel clip
Copy the contents of a file into the system clipboard,xclip -sel clip {{input_file.txt}}
Copy the contents of a PNG into the system clipboard (can be pasted in other programs correctly),xclip -sel clip -t image/png {{input_file.png}}
Copy the user input in the console into the system clipboard,xclip -i
Paste the contents of the X11 primary selection area to the console,xclip -o
Paste the contents of the system clipboard to the console,xclip -o -sel clip
Launch a VNC server that allows multiple clients to connect,x11vnc -shared
"Launch a VNC server in view-only mode, and which won't terminate once the last client disconnects",x11vnc -forever -viewonly
Launch a VNC server on a specific display and screen (both starting at index zero),x11vnc -display :{{display}}.{{screen}}
Launch a VNC server on the third display's default screen,x11vnc -display :{{2}}
Launch a VNC server on the first display's second screen,x11vnc -display :{{0}}.{{1}}
Connect to a VPN with a username and password,openfortivpn --username={{username}} --password={{password}}
Connect to a VPN using a specific configuration file (defaults to `/etc/openfortivpn/config`),/etc/openfortivpn/config
Connect to a VPN by specifying the host and port,openfortivpn {{host}}:{{port}}
Trust a given gateway by passing in its certificate's sha256 sum,openfortivpn --trusted-cert={{sha256_sum}}
Open a text file,gedit {{path/to/file}}
Open multiple text files,gedit {{file1 file2 ...}}
Open a text file with a specific encoding,gedit --encoding={{UTF-8}} {{path/to/file}}
Display a list of supported encodings,gedit --list-encodings
Show DNS settings,resolvectl status
Resolve the IPv4 and IPv6 addresses for one or more domains,resolvectl query {{domain1 domain2 ...}}
Retrieve the domain of a specified IP address,resolvectl query {{ip_address}}
Flush all local DNS caches,resolvectl flush-caches
"Display DNS statistics (transactions, cache, and DNSSEC verdicts)",resolvectl statistics
Retrieve an MX record of a domain,resolvectl --legend={{no}} --type={{MX}} query {{domain}}
"Resolve an SRV record, for example _xmpp-server._tcp gmail.com",resolvectl service _{{service}}._{{protocol}} {{name}}
Retrieve a TLS key,resolvectl tlsa tcp {{domain}}:443
Trace the route to a host,tcptraceroute {{host}}
Specify the destination port and packet length in bytes,tcptraceroute {{host}} {{destination_port}} {{packet_length}}
Specify the local source port and source address,tcptraceroute {{host}} -p {{source_port}} -s {{source_address}}
Set the first and maximum TTL,tcptraceroute {{host}} -f {{first_ttl}} -m {{max_ttl}}
Specify the wait time and number of queries per hop,tcptraceroute {{host}} -w {{wait_time}} -q {{number_of_queries}}
Specify the interface,tcptraceroute {{host}} -i {{interface}}
Start an interactive shell session on a node in the cluster,salloc
Execute the specified command synchronously on a node in the cluster,salloc {{ls -a}}
Only allocate nodes fulfilling the specified constraints,salloc --constraint={{(amd|intel)&gpu}}
Run a command as a daemon,"daemon --name=""{{name}}"" {{command}}"
Run a command as a daemon which will restart if the command crashes,"daemon --name=""{{name}}"" --respawn {{command}}"
"Run a command as a daemon which will restart if it crashes, with two attempts every 10 seconds","daemon --name=""{{name}}"" --respawn --attempts=2 --delay=10 {{command}}"
"Run a command as a daemon, writing logs to a specific file","daemon --name=""{{name}}"" --errlog={{path/to/file.log}} {{command}}"
Kill a daemon (SIGTERM),"daemon --name=""{{name}}"" --stop"
List daemons,daemon --list
Convert an existing Debian package to gbp,gbp import-dsc {{path/to/package.dsc}}
Build the package in the current directory using the default builder (`debuild`),debuild
Build a package in a `pbuilder` environment for Debian Bullseye,pbuilder
Specify a package to be a source-only upload in the `.changes` file (see <https://wiki.debian.org/SourceOnlyUpload>),.changes
Import a new upstream release,gbp import-orig --pristine-tar {{path/to/package.tar.gz}}
"Build and switch to the new configuration, making it the boot default",sudo nixos-rebuild switch
"Build and switch to the new configuration, making it the boot default and naming the boot entry",sudo nixos-rebuild switch -p {{name}}
"Build and switch to the new configuration, making it the boot default and installing updates",sudo nixos-rebuild switch --upgrade
"Rollback changes to the configuration, switching to the previous generation",sudo nixos-rebuild switch --rollback
Build the new configuration and make it the boot default without switching to it,sudo nixos-rebuild boot
"Build and activate the new configuration, but don't make a boot entry (for testing purposes)",sudo nixos-rebuild test
Build the configuration and open it in a virtual machine,sudo nixos-rebuild build-vm
"Generate a bug report about a specific package, then send it by e-mail",reportbug {{package}}
"Report a bug that is not about a specific package (general problem, infrastructure, etc.)",reportbug other
Write the bug report to a file instead of sending it by e-mail,reportbug -o {{filename}} {{package}}
Update debtap database (before the first run),sudo debtap --update
Convert the specified package,debtap {{path/to/package.deb}}
"Convert the specified package bypassing all questions, except for editing metadata files",debtap --quiet {{path/to/package.deb}}
Generate a PKGBUILD file,debtap --pkgbuild {{path/to/package.deb}}
Send the specified key event to a specific virtual machine,qm sendkey {{vm_id}} {{key}}
Allow root user to send key event and ignore locks,qm sendkey --skiplock {{true}} {{vm_id}} {{key}}
List all available networks,lxc network list
Show the configuration of a specific network,lxc network show {{network_name}}
Add a running instance to a specific network,lxc network attach {{network_name}} {{container_name}}
Create a new managed network,lxc network create {{network_name}}
Set a bridge interface of a specific network,lxc network set {{network_name}} bridge.external_interfaces {{eth0}}
Disable NAT for a specific network,lxc network set {{network_name}} ipv{{4}}.nat false
List all subkeys of a given option key,nixos-option {{option_key}}
List current boot kernel modules,nixos-option boot.kernelModules
List authorized keys for a specific user,nixos-option users.users.{{username}}.openssh.authorizedKeys.{{keyFiles|keys}}
List all remote builders,nixos-option nix.buildMachines
List all subkeys of a given key on another NixOS configuration,NIXOS_CONFIG={{path_to_configuration.nix}} nixos-option {{option_key}}
Show recursively all values of a user,nixos-option -r users.users.{{user}}
Paste the contents of the clipboard,wl-paste
Write the contents of the clipboard to a file,wl-paste > {{path/to/file}}
Pipe the contents of the clipboard to a command,wl-paste | {{command}}
Set up a VPN tunnel,wg-quick up {{interface_name}}
Delete a VPN tunnel,wg-quick down {{interface_name}}
Generate an SSH key of [t]ype ed25519 and write it to key [f]ile,dropbearkey -t {{ed25519}} -f {{path/to/key_file}}
Generate an SSH key of [t]ype ecdsa and write it to key [f]ile,dropbearkey -t {{ecdsa}} -f {{path/to/key_file}}
Generate an SSH key of [t]ype RSA with 4096-bit key [s]ize and write it to key [f]ile,dropbearkey -t {{rsa}} -s {{4096}} -f {{path/to/key_file}}
Print the private key fingerprint and public key in key [f]ile,dropbearkey -y -f {{path/to/key_file}}
"Generate a UUIDv1 (based on time and system's hardware address, if present)",uuid
Generate a UUIDv4 (based on random data),uuid -v {{4}}
Generate multiple UUIDv4 identifiers at once,uuid -v {{4}} -n {{number_of_uuids}}
Generate a UUIDv4 and specify the output format,uuid -v {{4}} -F {{BIN|STR|SIV}}
Generate a UUIDv4 and write the output to a file,uuid -v {{4}} -o {{path/to/file}}
Generate a UUIDv5 (based on the supplied object name) with a specified namespace prefix,uuid -v {{5}} ns:{{DNS|URL|OID|X500}} {{object_name}}
Decode a given UUID,uuid -d {{uuid}}
"Embed data in a PNG, prompting for a passphrase",steghide embed --coverfile {{path/to/image.png}} --embedfile {{path/to/data.txt}}
Extract data from a WAV audio file,steghide extract --stegofile {{path/to/sound.wav}}
"Display file information, trying to detect an embedded file",steghide info {{path/to/file.jpg}}
"Embed data in a JPEG image, using maximum compression",steghide embed --coverfile {{path/to/image.jpg}} --embedfile {{path/to/data.txt}} --compress {{9}}
Get the list of supported encryption algorithms and modes,steghide encinfo
"Embed encrypted data in a JPEG image, e.g. with Blowfish in CBC mode",steghide embed --coverfile {{path/to/image.jpg}} --embedfile {{path/to/data.txt}} --encryption {{blowfish|...}} {{cbc|...}}
Run MediaMTX,mediamtx
Run MediaMTX with a custom configuration location,mediamtx {{path/to/config.yml}}
Start MediaMTX as a daemon,systemctl start mediamtx
Print a JSON representation of the default PipeWire instance's current state,pw-dump
"Dump the current state [m]onitoring changes, printing it again",pw-dump --monitor
Dump the current state of a [r]emote instance to a file,pw-dump --remote {{remote_name}} > {{path/to/dump_file.json}}
Set a [C]olor configuration,pw-dump --color {{never|always|auto}}
Display help,pw-dump --help
Reduce a volume's size to 120 GB,lvreduce --size {{120G}} {{logical_volume}}
Reduce a volume's size by 40 GB as well as the underlying filesystem,lvreduce --size -{{40G}} -r {{logical_volume}}
Search for a package,snap find {{query}}
Install a package,snap install {{package}}
Update a package,snap refresh {{package}}
"Update a package to another channel (track, risk, or branch)",snap refresh {{package}} --channel={{channel}}
Update all packages,snap refresh
Display basic information about installed snap software,snap list
Uninstall a package,snap remove {{package}}
Check for recent snap changes in the system,snap changes
Start a snake game,nsnake
Navigate the snake,{{Up|Down|Left|Right arrow key}}
Pause/unpause the game,p
Quit the game,q
Display help during the game,h
List all the installed extensions,gnome-extensions list
Display information about a specific extension,"gnome-extensions info ""{{extension_id}}"""
Enable a specific extension,"gnome-extensions enable ""{{extension_id}}"""
Disable a specific extension,"gnome-extension disable ""{{extension_id}}"""
Uninstall a specific extension,"gnome-extension uninstall ""{{extension_id}}"""
Display help for a specific subcommand (like `list`),list
Display version,gnome-extensions version
Define group administrators,"sudo gpasswd -A {{user1,user2}} {{group}}"
Set the list of group members,"sudo gpasswd -M {{user1,user2}} {{group}}"
Create a password for the named group,gpasswd {{group}}
Add a user to the named group,gpasswd -a {{user}} {{group}}
Remove a user from the named group,gpasswd -d {{user}} {{group}}
Add a symbolic link,sudo update-alternatives --install {{path/to/symlink}} {{command_name}} {{path/to/command_binary}} {{priority}}
Configure a symbolic link for `java`,java
Remove a symbolic link,sudo update-alternatives --remove {{java}} {{/opt/java/jdk1.8.0_102/bin/java}}
Display information about a specified command,update-alternatives --display {{java}}
Display all commands and their current selection,update-alternatives --get-selections
Run warpd in normal mode,warpd --normal
Run warpd in hint mode,warpd --hint
Move cursor left,h
Move cursor down,j
Move cursor up,k
Move cursor right,l
Emulate left click,m
Store data that you type from the keyboard,read {{variable}}
Store each of the next lines you enter as values of an array,read -a {{array}}
Specify the number of maximum characters to be read,read -n {{character_count}} {{variable}}
Use a specific character as a delimiter instead of a new line,read -d {{new_delimiter}} {{variable}}
Do not let backslash (\\) act as an escape character,read -r {{variable}}
Display a prompt before the input,"read -p ""{{Enter your input here: }}"" {{variable}}"
Do not echo typed characters (silent mode),read -s {{variable}}
Read `stdin` and perform an action on every line,stdin
Open a given serial port,sudo minicom --device {{/dev/ttyUSB0}}
Open a given serial port with a given baud rate,sudo minicom --device {{/dev/ttyUSB0}} --baudrate {{115200}}
Enter the configuration menu before communicating with a given serial port,sudo minicom --device {{/dev/ttyUSB0}} --setup
Show all DMI table contents,sudo dmidecode
Show the BIOS version,sudo dmidecode -s bios-version
Show the system's serial number,sudo dmidecode -s system-serial-number
Show BIOS information,sudo dmidecode -t bios
Show CPU information,sudo dmidecode -t processor
Show memory information,sudo dmidecode -t memory
Capture a 10 second video,rpicam-vid -t 10000 -o {{path/to/file.h264}}
Play the video using `vlc`,vlc
Generate a permuted index where the first field of each line is an index reference,ptx --references {{path/to/file}}
Generate a permuted index with automatically generated index references,ptx --auto-reference {{path/to/file}}
Generate a permuted index with a fixed width,ptx --width={{width_in_columns}} {{path/to/file}}
Generate a permuted index with a list of filtered words,ptx --only-file={{path/to/filter}} {{path/to/file}}
Generate a permuted index with SYSV-style behaviors,ptx --traditional {{path/to/file}}
Print a cow easter egg,apt moo
Unlock a specific virtual machine,qm unlock {{vm_id}}
Listen for idle activity using the configuration in `$XDG_CONFIG_HOME/swayidle/config` or `$HOME/swayidle/config`,$XDG_CONFIG_HOME/swayidle/config` or `$HOME/swayidle/config
Specify an alternative path to the configuration file,swayidle -C {{path/to/file}}
Resolve the pathnames specified as the argument parameters,namei {{path/to/a}} {{path/to/b}} {{path/to/c}}
Display the results in a long-listing format,namei --long {{path/to/a}} {{path/to/b}} {{path/to/c}}
Show the mode bits of each file type in the style of `ls`,ls
Show owner and group name of each file,namei --owners {{path/to/a}} {{path/to/b}} {{path/to/c}}
Don't follow symlinks while resolving,namei --nosymlinks {{path/to/a}} {{path/to/b}} {{path/to/c}}
Pull the list of SlackBuilds to run `sport` for the first time,sport
Pull in any updates to the system's tree via `rsync`,rsync
Search for a package by name,"sport search ""{{keyword}}"""
Check if a package is installed,sport check {{package}}
Display README and `.info` files of a package,.info
Install a package once the dependencies are resolved,sudo sport install {{package}}
Install a list of packages from a file (format: packages separated by spaces),sudo sport install $(< {{path/to/list}})
List pending updates for AUR packages,checkupdates-aur
List pending updates for AUR packages in debug mode,CHECKUPDATES_DEBUG=1 checkupdates-aur
Display help,checkupdates-aur --help
Set the keyboard in French AZERTY,setxkbmap {{fr}}
"Set multiple keyboard layouts, their variants and switching option","setxkbmap -layout {{us,de}} -variant {{,qwerty}} -option {{'grp:alt_caps_toggle'}}"
Get help,setxkbmap -help
List all layouts,localectl list-x11-keymap-layouts
List variants for the layout,localectl list-x11-keymap-variants {{de}}
List available switching options,localectl list-x11-keymap-options | grep grp:
View documentation for `cgclassify`,cgclassify
View documentation for `cgcreate`,cgcreate
View documentation for `cgexec`,cgexec
Log in as a user,login {{user}}
Log in as user without authentication if user is preauthenticated,login -f {{user}}
Log in as user and preserve environment,login -p {{user}}
Log in as a user on a remote host,login -h {{host}} {{user}}
Open a new window showing the current directory,thunar
Open the bulk rename utility,thunar --bulk-rename
Close all open thunar windows,thunar --quit
Run Docker daemon,dockerd
Run Docker daemon and configure it to listen to specific sockets (UNIX and TCP),dockerd --host unix://{{path/to/tmp.sock}} --host tcp://{{ip}}
Run with specific daemon PID file,dockerd --pidfile {{path/to/pid_file}}
Run in debug mode,dockerd --debug
Run and set a specific log level,dockerd --log-level={{debug|info|warn|error|fatal}}
"Align two or more sequences using blastp, with the e-value threshold of 1e-9, pairwise output format, output to screen",blastp -query {{query.fa}} -subject {{subject.fa}} -evalue {{1e-9}}
Align two or more sequences using blastp-fast,blastp -task blastp-fast -query {{query.fa}} -subject {{subject.fa}}
"Align two or more sequences, custom tabular output format, output to file",blastp -query {{query.fa}} -subject {{subject.fa}} -outfmt '{{6 qseqid qlen qstart qend sseqid slen sstart send bitscore evalue pident}}' -out {{output.tsv}}
"Search protein databases using a protein query, 16 threads to use in the BLAST search, with a maximum number of 10 aligned sequences to keep",blastp -query {{query.fa}} -db {{blast_database_name}} -num_threads {{16}} -max_target_seqs {{10}}
Search the remote non-redundant protein database using a protein query,blastp -query {{query.fa}} -db {{nr}} -remote
Display help (use `-help` for detailed help),-help
"Assemble a file, writing the output to `a.out`",a.out
Assemble the output to a given file,as {{file.s}} -o {{out.o}}
Generate output faster by skipping whitespace and comment preprocessing. (Should only be used for trusted compilers),as -f {{file.s}}
Include a given path to the list of directories to search for files specified in `.include` directives,.include
List connected (and authorized) devices,boltctl
"List connected devices, including unauthorized ones",boltctl list
Authorize a device temporarily,boltctl authorize {{device_uuid}}
Authorize and remember a device,boltctl enroll {{device_uuid}}
Revoke a previously authorized device,boltctl forget {{device_uuid}}
Show more information about a device,boltctl info {{device_uuid}}
Crack the password,"bully --bssid ""{{mac}}"" --channel ""{{channel}}"" --bruteforce ""{{interface}}"""
Display help,bully --help
View and set the wallpapers from a specific directory,nitrogen {{path/to/directory}}
Set the wallpaper with automatic size settings,nitrogen --set-auto {{path/to/file}}
Restore the previous wallpaper,nitrogen --restore
Start in the menu mode,retroarch
Start in full screen mode,retroarch --fullscreen
List all compiled features,retroarch --features
Set the path of a configuration file,retroarch --config={{path/to/config_file}}
Display help,retroarch --help
Display version,retroarch --version
Update the list of available packages and versions,wajig update
"Install a package, or update it to the latest available version",wajig install {{package}}
Remove a package and its configuration files,wajig purge {{package}}
Perform an update and then a dist-upgrade,wajig daily-upgrade
Display the sizes of installed packages,wajig sizes
List the version and distribution for all installed packages,wajig versions
List versions of upgradable packages,wajig toupgrade
Display packages which have some form of dependency on the given package,wajig dependents {{package}}
List outdated processes,needrestart
Interactively restart services,sudo needrestart
List outdated processes in [v]erbose or [q]uiet mode,needrestart -{{v|q}}
Check if the [k]ernel is outdated,needrestart -k
Check if the CPU microcode is outdated,needrestart -w
List outdated processes in [b]atch mode,needrestart -b
List outdated processed using a specific [c]onfiguration file,needrestart -c {{path/to/config}}
Display help,needrestart --help
Enable `picom` during a session,picom
Start `picom` as a background process,picom
Use a custom configuration file,picom --config {{path/to/config_file}}
See action can be used to view any file (usually image) on default mailcap explorer,see {{filename}}
Using with `run-mailcap`,run-mailcap
Run a command on node 0 with memory allocated on node 0 and 1,"numactl --cpunodebind={{0}} --membind={{0,1}} -- {{command}} {{command_arguments}}"
Run a command on CPUs (cores) 0-4 and 8-12 of the current cpuset,"numactl --physcpubind={{+0-4,8-12}} -- {{command}} {{command_arguments}}"
Run a command with its memory interleaved on all CPUs,numactl --interleave={{all}} -- {{command}} {{command_arguments}}
Print how long the current user has been connected in hours,ac
Print how long users have been connected in hours,ac --individual-totals
Print how long a particular user has been connected in hours,ac --individual-totals {{username}}
Print how long a particular user has been connected in hours per day (with total),ac --daily-totals --individual-totals {{username}}
Also display additional details,ac --compatibility
Concatenate specific files in reversed order,tac {{path/to/file1 path/to/file2 ...}}
Display `stdin` in reversed order,stdin
Use a specific separator,"tac --separator {{,}} {{path/to/file1 path/to/file2 ...}}"
Use a specific regex as a separator,"tac --regex --separator {{[,;]}} {{path/to/file1 path/to/file2 ...}}"
Use a separator before each file,tac --before {{path/to/file1 path/to/file2 ...}}
Limit an existing process with PID 1234 to only use 25% of the CPU,cpulimit --pid {{1234}} --limit {{25%}}
Limit an existing program by its executable name,cpulimit --exe {{program}} --limit {{25}}
Launch a given program and limit it to only use 50% of the CPU,cpulimit --limit {{50}} -- {{program argument1 argument2 ...}}
"Launch a program, limit its CPU usage to 50% and run cpulimit in the background",cpulimit --limit {{50}} --background -- {{program}}
Kill its process if the program's CPU usage goes over 50%,cpulimit --limit 50 --kill -- {{program}}
Throttle both it and its child processes so that none go about 25% CPU,cpulimit --limit {{25}} --monitor-forks -- {{program}}
Connect to a share (user will be prompted for password; `exit` to quit the session),exit
Connect with a different username,smbclient {{//server/share}} --user {{username}}
Connect with a different workgroup,smbclient {{//server/share}} --workgroup {{domain}} --user {{username}}
Connect with a username and password,smbclient {{//server/share}} --user {{username%password}}
Download a file from the server,"smbclient {{//server/share}} --directory {{path/to/directory}} --command ""get {{file.txt}}"""
Upload a file to the server,"smbclient {{//server/share}} --directory {{path/to/directory}} --command ""put {{file.txt}}"""
List the shares from a server anonymously,smbclient --list={{server}} --no-pass
Fix a given NTFS partition,sudo ntfsfix {{/dev/sdXN}}
Display syscall number of a specific system call,ausyscall {{search_pattern}}
Display name of a specific system call number,ausyscall {{system_call_number}}
Display all system calls for a specific architecture,ausyscall {{architecture}} --dump
Create a ROM filesystem inside partition 1 on device b (`sdb1`),sdb1
Create a ROM filesystem with a volume-name,mkfs.cramfs -n {{volume_name}} {{/dev/sdb1}}
Add one or more devices to a btrfs filesystem,sudo btrfs device add {{path/to/block_device1}} [{{path/to/block_device2}}] {{path/to/btrfs_filesystem}}
Remove a device from a btrfs filesystem,sudo btrfs device remove {{path/to/device|device_id}} [{{...}}]
Display error statistics,sudo btrfs device stats {{path/to/btrfs_filesystem}}
Scan all disks and inform the kernel of all detected btrfs filesystems,sudo btrfs device scan --all-devices
Display detailed per-disk allocation statistics,sudo btrfs device usage {{path/to/btrfs_filesystem}}
Review files that need maintenance in interactive mode,pacdiff
Use sudo and sudoedit to remove and merge files,pacdiff --sudo
"Review files needing maintenance, creating `.bak`ups of the original if you `(O)verwrite`",.bak`ups of the original if you `(O)verwrite
Use a specific editor to view and merge configuration files (default is `vim -d`),vim -d
Scan for configuration files with `locate` instead of using `pacman` database,locate` instead of using `pacman
Display help,pacdiff --help
Run a command inside a specific `toolbox` container,toolbox
Run a command inside a `toolbox` container for a specific release of a distribution,toolbox
Run `emacs` inside a `toolbox` container using the default image for Fedora 39,emacs` inside a `toolbox
"Discard all sectors on a device, removing all data",blkdiscard /dev/{{device}}
"Securely discard all blocks on a device, removing all data",blkdiscard --secure /dev/{{device}}
Discard the first 100 MB of a device,blkdiscard --length {{100MB}} /dev/{{device}}
Open a file in the default editor,sensible-editor {{path/to/file}}
"Open a file in the default editor, with the cursor at the end of the file",sensible-editor + {{path/to/file}}
"Open a file in the default editor, with the cursor at the beginning of line 10",sensible-editor +10 {{path/to/file}}
Open 3 files in vertically split editor windows at the same time,sensible-editor -O3 {{path/to/file1 path/to/file2 path/to/file3}}
Prepare the root filesystem for use with fscrypt,fscrypt setup
Enable filesystem encryption for a directory,fscrypt encrypt {{path/to/directory}}
Unlock an encrypted directory,fscrypt unlock {{path/to/encrypted_directory}}
Lock an encrypted directory,fscrypt lock {{path/to/encrypted_directory}}
Determine the current domain,runcon
Specify the domain to run a command in,runcon -t {{domain}}_t {{command}}
Specify the context role to run a command with,runcon -r {{role}}_r {{command}}
Specify the full context to run a command with,runcon {{user}}_u:{{role}}_r:{{domain}}_t {{command}}
Execute command on the host system from inside the Distrobox container,"distrobox-host-exec ""{{command}}"""
Execute the `ls` command on the host system from inside the container,ls
Reset a specific key value,dconf read {{/path/to/key}}
Reset a specific directory,dconf read -d {{/path/to/directory/}}
Display bpftrace version,bpftrace -V
List all available probes,sudo bpftrace -l
Run a one-liner program (e.g. syscall count by program),sudo bpftrace -e '{{tracepoint:raw_syscalls:sys_enter { @[comm] = count(); }}}'
Run a program from a file,sudo bpftrace {{path/to/file}}
Trace a program by PID,sudo bpftrace -e '{{tracepoint:raw_syscalls:sys_enter /pid == 123/ { @[comm] = count(); }}}'
Do a dry run and display the output in eBPF format,sudo bpftrace -d -e '{{one_line_program}}'
Execute a process in a given cgroup with given controller,cgexec -g {{controller}}:{{cgroup_name}} {{process_name}}
Delete a file and send it to the trash,trash {{path/to/file}}
List all files in the trash,trash-list
Interactively restore a file from the trash,trash-restore
Empty the trash,trash-empty
Permanently delete all files in the trash which are older than 10 days,trash-empty {{10}}
"Remove all files in the trash, which match a specific blob pattern","trash-rm ""{{*.o}}"""
Remove all files with a specific original location,trash-rm {{/path/to/file_or_directory}}
Start a transient service,sudo systemd-run {{command}} {{argument1 argument2 ...}}
Start a transient service under the service manager of the current user (no privileges),systemd-run --user {{command}} {{argument1 argument2 ...}}
Start a transient service with a custom unit name and description,sudo systemd-run --unit={{name}} --description={{string}} {{command}} {{argument1 argument2 ...}}
Start a transient service that does not get cleaned up after it terminates with a custom environment variable,sudo systemd-run --remain-after-exit --set-env={{name}}={{value}} {{command}} {{argument1 argument2 ...}}
Start a transient timer that periodically runs its transient service (see `man systemd.time` for calendar event format),man systemd.time
Share the terminal with the program (allowing interactive input/output) and make sure the execution details remain after the program exits,systemd-run --remain-after-exit --pty {{command}}
"Set properties (e.g. CPUQuota, MemoryMax) of the process and wait until it exits",systemd-run --property MemoryMax={{memory_in_bytes}} --property CPUQuota={{percentage_of_CPU_time}}% --wait {{command}}
Use the program in a shell pipeline,{{command1}} | systemd-run --pipe {{command2}} | {{command3}}
Calculate the checksum for a file using a specific algorithm,xxhsum -H{{0|32|64|128}} {{path/to/file}}
Run benchmark,xxhsum -b
Open one or more files in read-only mode,libreoffice --view {{path/to/file1 path/to/file2 ...}}
Display the content of one or more files,libreoffice --cat {{path/to/file1 path/to/file2 ...}}
Print files using a specific printer,libreoffice --pt {{printer_name}} {{path/to/file1 path/to/file2 ...}}
Convert all `.doc` files in current directory to PDF,.doc
Display all devices detected by fwupd,fwupdmgr get-devices
Download the latest firmware metadata from LVFS,fwupdmgr refresh
List the updates available for devices on your system,fwupdmgr get-updates
Install firmware updates,fwupdmgr update
Generate a UUIDv4,genid uuid
Generate a UUIDv5 using a namespace UUID and a specific name,genid uuidv5 {{ce598faa-8dd0-49ee-8525-9e24fff71dca}} {{name}}
"Generate a Discord Snowflake, without a trailing newline (useful in shell scripts)",genid --script snowflake
"Generate a Generic Anonymous ID with a specific ""real ID""",genid gaid {{real_id}}
Generate a Snowflake with the epoch set to a specific date,genid snowflake --epoch={{unix_epoch_time}}
Check if PulseAudio is running (a non-zero exit code means it is not running),pulseaudio --check
Start the PulseAudio daemon in the background,pulseaudio --start
Kill the running PulseAudio daemon,pulseaudio --kill
List available modules,pulseaudio --dump-modules
Load a module into the currently running daemon with the specified arguments,"pulseaudio --load=""{{module_name}} {{arguments}}"""
Display books,kjv -l
Open a specific book,kjv {{Genesis}}
Open a specific chapter of a book,kjv {{Genesis}} {{2}}
Open a specific verse of a specific chapter of a book,kjv {{John}} {{3}}:{{16}}
Open a specific range of verses of a book's chapter,kjv {{Proverbs}} {{3}}:{{1-6}}
Display a specific range of verses of a book from different chapters,kjv {{Matthew}} {{1}}:{{7}}-{{2}}:{{6}}
Display all verses that match a pattern,kjv /{{Plagues}}
Display all verses that match a pattern in a specific book,kjv {{1Jn}}/{{antichrist}}
Open a page,cockpit-desktop {{url}} {{SSH_host}}
Open storage page,cockpit-desktop {{/cockpit/@localhost/storage/index.html}}
Show the current state of the cgroups and system contexts stored by `systemd-oomd`,systemd-oomd
Spawn 4 workers to stress test CPU,stress -c {{4}}
Spawn 2 workers to stress test IO and timeout after 5 seconds,stress -i {{2}} -t {{5}}
Spawn 2 workers to stress test memory (each worker allocates 256M bytes),stress -m {{2}} --vm-bytes {{256M}}
Spawn 2 workers spinning on write()/unlink() (each worker writes 1G bytes),stress -d {{2}} --hdd-bytes {{1GB}}
Trigger a run manually,logrotate {{path/to/logrotate.conf}} --force
Run using a specific command to mail reports,logrotate {{path/to/logrotate.conf}} --mail {{/usr/bin/mail_command}}
Run without using a state (lock) file,logrotate {{path/to/logrotate.conf}} --state /dev/null
Run and skip the state (lock) file check,logrotate {{path/to/logrotate.conf}} --skip-state-lock
Tell `logrotate` to log verbose output into the log file,logrotate
View documentation for the original command,tldr iptables
List available chroots,schroot --list
Run a command in a specific chroot,schroot --chroot {{chroot}} {{command}}
Run a command with options in a specific chroot,schroot --chroot {{chroot}} {{command}} -- {{command_options}}
Run a command in all available chroots,schroot --all {{command}}
Start an interactive shell within a specific chroot as a specific user,schroot --chroot {{chroot}} --user {{user}}
Begin a new session (a unique session ID is returned on `stdout`),stdout
Connect to an existing session,schroot --run-session --chroot {{session_id}}
End an existing session,schroot --end-session --chroot {{session_id}}
Start a graphical setup at the default Wine location,winetricks
Specify a custom Wine directory to run Winetricks in,WINEPREFIX={{path/to/wine_directory}} winetricks
Install a Windows DLL or component to the default Wine directory,winetricks {{package}}
List enabled Apache modules,sudo a2query -m
Check if a specific module is installed,sudo a2query -m {{module_name}}
List enabled virtual hosts,sudo a2query -s
Display the currently enabled Multi Processing Module,sudo a2query -M
Display Apache version,sudo a2query -v
"Open an `at` prompt to create a new set of scheduled commands, press `Ctrl + D` to save and exit","at` prompt to create a new set of scheduled commands, press `Ctrl + D"
Execute the commands and email the result using a local mailing program such as Sendmail,at {{hh:mm}} -m
Execute a script at the given time,at {{hh:mm}} -f {{path/to/file}}
Display a system notification at 11pm on February 18th,"echo ""notify-send '{{Wake up!}}'"" | at {{11pm}} {{Feb 18}}"
Print all information about a specific serial device,setserial -a {{/dev/cuaN}}
Print the configuration summary of a specific serial device (useful for printing during bootup process),setserial -b {{device}}
Set a specific configuration parameter to a device,sudo setserial {{device}} {{parameter}}
Print the configuration of a list of devices,setserial -g {{device1 device2 ...}}
Use a command's output as input of the clip[b]oard (equivalent to `Ctrl + C`),Ctrl + C
Use the contents of a file as input of the clipboard,cat {{path/to/file}} | xsel -ib
Output the clipboard's contents into the terminal (equivalent to `Ctrl + V`),Ctrl + V
Output the clipboard's contents into a file,xsel -ob > {{path/to/file}}
Clear the clipboard,xsel -cb
Output the X11 primary selection's contents into the terminal (equivalent to a mouse middle-click),xsel -op
Compute and display the WPA-PSK key for a given SSID reading the passphrase from `stdin`,stdin
Compute and display WPA-PSK key for a given SSID specifying the passphrase as an argument,wpa_passphrase {{SSID}} {{passphrase}}
Run a subshell asynchronously,coproc { {{command1; command2; ...}}; }
Create a coprocess with a specific name,coproc {{name}} { {{command1; command2; ...}}; }
Write to a specific coprocess `stdin`,stdin
Read from a specific coprocess `stdout`,stdout
Create a coprocess which repeatedly reads `stdin` and runs some commands on the input,stdin
"Create a coprocess which repeatedly reads `stdin`, runs a pipeline on the input, and writes the output to `stdout`","stdin`, runs a pipeline on the input, and writes the output to `stdout"
Create and use a coprocess running `bc`,bc
View an image,viewnior {{path/to/image.ext}}
View in fullscreen mode,viewnior --fullscreen {{path/to/image.ext}}
View fullscreen in slideshow mode,viewnior --slideshow {{path/to/image.ext}}
Retrieve current status of the jail service,fail2ban-client status {{jail}}
Remove the specified IP from the jail service's ban list,fail2ban-client set {{jail}} unbanip {{ip}}
Verify fail2ban server is alive,fail2ban-client ping
Import your projects (this is necessary to enable project prompts),tod project import
Quickly create a task with due date,tod --quickadd {{Buy more milk today}}
Create a new task (you will be prompted for content and project),tod task create
Create a task in a project,"tod task create --content ""{{Write more rust}}"" --project {{code}}"
Get the next task for a project,tod task next
Get your work schedule,tod task list --scheduled --project {{work}}
Get all tasks for work,tod task list --project {{work}}
Display information about logical volumes,lvs
Display all logical volumes,lvs -a
Change default display to show more details,lvs -v
Display only specific fields,"lvs -o {{field_name_1}},{{field_name_2}}"
Append field to default display,lvs -o +{{field_name}}
Suppress heading line,lvs --noheadings
Use a separator to separate fields,lvs --separator {{=}}
Query the system information of a remote host using SNMPv1 and a community string,snmpwalk -v1 -c {{community}} {{ip}}
Query system information on a remote host by OID using SNMPv2 on a specified port,snmpwalk -v2c -c {{community}} {{ip}}:{{port}} {{oid}}
Query system information on a remote host by OID using SNMPv3 and authentication without encryption,snmpwalk -v3 -l {{authNoPriv}} -u {{username}} -a {{MD5|SHA}} -A {{passphrase}} {{ip}} {{oid}}
"Query system information on a remote host by OID using SNMPv3, authentication, and encryption",snmpwalk -v3 -l {{authPriv}} -u {{username}} -a {{MD5|SHA}} -A {{auth_passphrase}} -x {{DES|AES}} -X {{enc_passphrase}} {{ip}} {{oid}}
Query system information on a remote host by OID using SNMPv3 without authentication or encryption,snmpwalk -v3 -l {{noAuthNoPriv}} -u {{username}} {{ip}} {{oid}}
"Display a small preview window of a pixel's color with it's hexadecimal value, and copy this value to the clipboard",farge
Copy a pixel's hexadecimal value to the clipboard without displaying a preview window,farge --no-preview
"Output a pixel's hexadecimal value to `stdout`, and copy this value to the clipboard",stdout
"Output a pixel's RGB value to `stdout`, and copy this value to the clipboard",stdout
"Display a pixel's hexadecimal value as a notification which expires in 5000 milliseconds, and copy this value to the clipboard",farge --notify --expire-time 5000
Open a new VPN connection,sudo f5fpc --start
Open a new VPN connection to a specific host,sudo f5fpc --start --host {{host.example.com}}
Specify a username (user will be prompted for a password),sudo f5fpc --start --host {{host.example.com}} --username {{user}}
Show the current VPN status,sudo f5fpc --info
Shutdown the VPN connection,sudo f5fpc --stop
Convert a .mol file to XYZ coordinates,obabel {{path/to/file.mol}} -O {{path/to/output_file.xyz}}
Convert a SMILES string to a 500x500 picture,"obabel -:""{{SMILES}} -O {{path/to/output_file.png}} -xp 500"
Convert a file of SMILES string to separate 3D .mol files,obabel {{path/to/file.smi}} -O {{path/to/output_file.mol}} --gen3D -m
Render multiple inputs into one picture,obabel {{path/to/file1 path/to/file2 ...}} -O {{path/to/output_file.png}}
Show command-line for a specific virtual machine,qm showcmd {{vm_id}}
Put each option on a new line to enhance human readability,qm showcmd --pretty {{true}} {{vm_id}}
Fetch configuration values from a specific snapshot,qm showcmd --snapshot {{string}} {{vm_id}}
Terminate a process using the default SIGTERM (terminate) signal,killall {{process_name}}
List available signal names (to be used without the 'SIG' prefix),killall --list
Interactively ask for confirmation before termination,killall -i {{process_name}}
"Terminate a process using the SIGINT (interrupt) signal, which is the same signal sent by pressing `Ctrl + C`",Ctrl + C
Force kill a process,killall -KILL {{process_name}}
Enable profile,sudo aa-enforce {{path/to/profile1 path/to/profile2 ...}}
Enable profiles,sudo aa-enforce --dir {{path/to/profile}}
"Output a summary of the last 2: months, days, and all-time",vnstati --summary --iface {{network_interface}} --output {{path/to/output.png}}
Output the 10 most traffic-intensive days of all time,vnstati --top10 --iface {{network_interface}} --output {{path/to/output.png}}
Output monthly traffic statistics from the last 12 months,vnstati --months --iface {{network_interface}} --output {{path/to/output.png}}
Output hourly traffic statistics from the last 24 hours,vnstati --hours --iface {{network_interface}} --output {{path/to/output.png}}
Get the status of the current mirrors,shiny-mirrors status
Generate a mirror list using the default behavior,sudo shiny-mirrors refresh
Display the current configuration file,shiny-mirrors config show
Switch to a different branch interactively,sudo shiny-mirrors config --branch
Generate a random number,mcookie
"Generate a random number, using the contents of a file as a seed for the randomness",mcookie --file {{path/to/file}}
"Generate a random number, using a specific number of bytes from a file as a seed for the randomness",mcookie --file {{path/to/file}} --max-size {{number_of_bytes}}
"Print the details of the randomness used, such as the origin and seed for each source",mcookie --verbose
Calibrate power usage measurements,sudo powertop --calibrate
Generate HTML power usage report in the current directory,sudo powertop --html={{power_report.html}}
Tune to optimal settings,sudo powertop --auto-tune
Generate a report for a specified number of seconds (instead of 20 by default),sudo powertop --time={{5}}
Change the activation status of logical volumes in all volume groups,sudo vgchange --activate {{y|n}}
Change the activation status of logical volumes in the specified volume group (determine with `vgscan`),vgscan
Create an empty IP set which will contain IP addresses,ipset create {{set_name}} hash:ip
Destroy a specific IP set,ipset destroy {{set_name}}
Add an IP address to a specific set,ipset add {{set_name}} {{192.168.1.25}}
Delete a specific IP address from a set,ipset del {{set_name}} {{192.168.1.25}}
Save an IP set,ipset save {{set_name}} > {{path/to/ip_set}}
Start tracing a specific [p]rocess by its PID,strace -p {{pid}}
Trace a [p]rocess and filt[e]r output by system call,"strace -p {{pid}} -e {{system_call,system_call2,...}}"
"Count time, calls, and errors for each system call and report a summary on program exit",strace -p {{pid}} -c
Show the [T]ime spent in every system call,strace -p {{pid}} -T
Start tracing a program by executing it,strace {{program}}
Start tracing file operations of a program,strace -e trace=file {{program}}
"Start tracing network operations of a program as well as all its [f]orked and child processes, saving the [o]utput to a file",strace -f -e trace=network -o {{trace.txt}} {{program}}
Spell check a single file,aspell check {{path/to/file}}
List misspelled words from `stdin`,stdin
Show available dictionary languages,aspell dicts
Run `aspell` with a different language (takes two-letter ISO 639 language code),aspell
List misspelled words from `stdin` and ignore words from personal word list,stdin
Command used by `qmigrate` during data migration from a VM to another host,qmigrate
"Watch a specific file for events, exiting after the first one",inotifywait {{path/to/file}}
Continuously watch a specific file for events without exiting,inotifywait --monitor {{path/to/file}}
Watch a directory recursively for events,inotifywait --monitor --recursive {{path/to/directory}}
"Watch a directory for changes, excluding files, whose names match a regular expression","inotifywait --monitor --recursive --exclude ""{{regular_expression}}"" {{path/to/directory}}"
"Watch a file for changes, exiting when no event occurs for 30 seconds",inotifywait --monitor --timeout {{30}} {{path/to/file}}
Only watch a file for file modification events,inotifywait --event {{modify}} {{path/to/file}}
"Watch a file printing only events, and no status messages",inotifywait --quiet {{path/to/file}}
Run a command when a file is accessed,inotifywait --event {{access}} {{path/to/file}} && {{command}}
"Check filesystem `/dev/sdXN`, reporting any damaged blocks",/dev/sdXN
"Check filesystem `/dev/sdXN`, reporting any damaged blocks and interactively letting the user choose to repair each one",/dev/sdXN
"Check filesystem `/dev/sdXN`, reporting any damaged blocks and automatically repairing them",/dev/sdXN
Rename files using a Perl Common Regular Expression (substitute 'foo' with 'bar' wherever found),rename {{'s/foo/bar/'}} {{*}}
Dry-run - display which renames would occur without performing them,rename -n {{'s/foo/bar/'}} {{*}}
Force renaming even if the operation would remove existing destination files,rename -f {{'s/foo/bar/'}} {{*}}
"Convert filenames to lower case (use `-f` in case-insensitive filesystems to prevent ""already exists"" errors)",-f
Replace whitespace with underscores,rename 's/\s+/_/g' {{*}}
Initialize a LUKS volume (overwrites all data on the partition),cryptsetup luksFormat {{/dev/sda1}}
Open a LUKS volume and create a decrypted mapping at `/dev/mapper/target`,/dev/mapper/target
Remove an existing mapping,cryptsetup luksClose {{target}}
Change the LUKS volume's passphrase,cryptsetup luksChangeKey {{/dev/sda1}}
Rename files using a Perl Common Regular Expression (substitute 'foo' with 'bar' wherever found),rename {{'s/foo/bar/'}} {{*}}
Dry-run - display which renames would occur without performing them,rename -n {{'s/foo/bar/'}} {{*}}
Force renaming even if the operation would remove existing destination files,rename -f {{'s/foo/bar/'}} {{*}}
"Convert filenames to lower case (use `-f` in case-insensitive filesystems to prevent ""already exists"" errors)",-f
Replace whitespace with underscores,rename 's/\s+/_/g' {{*}}
Start a game at Level 1,pacman4console
Start a game on a certain level (there are nine official levels),pacman4console --level={{level_number}}
"Start the pacman4console level editor, saving to a specified text file",pacman4consoleedit {{path/to/level_file}}
Play a custom level,pacman4console --level={{path/to/level_file}}
Submit a script with default settings (depends on TORQUE settings),qsub {{script.sh}}
"Submit a script with a specified wallclock runtime limit of 1 hour, 2 minutes and 3 seconds",qsub -l walltime={{1}}:{{2}}:{{3}} {{script.sh}}
Submit a script that is executed on 2 nodes using 4 cores per node,qsub -l nodes={{2}}:ppn={{4}} {{script.sh}}
Submit a script to a specific queue. Note that different queues can have different maximum and minimum runtime limits,qsub -q {{queue_name}} {{script.sh}}
Get the current screen brightness as a percentage,xbacklight
Set the screen brightness to 40%,xbacklight -set {{40}}
Increase current brightness by 25%,xbacklight -inc {{25}}
Decrease current brightness by 75%,xbacklight -dec {{75}}
"Increase backlight to 100%, over 60 seconds (value given in ms), using 60 steps",xbacklight -set {{100}} -time {{60000}} -steps {{60}}
Create files and directories as specified in the configuration,systemd-tmpfiles --create
Clean up files and directories with age parameters configured,systemd-tmpfiles --clean
Remove files and directories as specified in the configuration,systemd-tmpfiles --remove
Apply operations for user-specific configurations,systemd-tmpfiles --create --user
Execute lines marked for early boot,systemd-tmpfiles --create --boot
Show graph for a specific interface,speedometer -r {{eth0}} -t {{eth0}}
Display MATE version,mate-about --version
Enter the `bluetoothctl` shell,bluetoothctl
List all known devices,bluetoothctl devices
Power the Bluetooth controller on or off,bluetoothctl power {{on|off}}
Pair with a device,bluetoothctl pair {{mac_address}}
Remove a device,bluetoothctl remove {{mac_address}}
Connect to a paired device,bluetoothctl connect {{mac_address}}
Disconnect from a paired device,bluetoothctl disconnect {{mac_address}}
Display help,bluetoothctl help
Run an installed application,flatpak run {{name}}
Install an application from a remote source,flatpak install {{remote}} {{name}}
"List installed applications, ignoring runtimes",flatpak list --app
Update all installed applications and runtimes,flatpak update
Add a remote source,flatpak remote-add --if-not-exists {{remote_name}} {{remote_url}}
Remove an installed application,flatpak remove {{name}}
Remove all unused applications,flatpak remove --unused
Show information about an installed application,flatpak info {{name}}
Update the package database,sudo pacman --files --refresh
Find the package that owns a specific file,pacman --files {{filename}}
"Find the package that owns a specific file, using a regular expression",pacman --files --regex '{{regular_expression}}'
List only the package names,pacman --files --quiet {{filename}}
List the files owned by a specific package,pacman --files --list {{package}}
Display help,pacman --files --help
Verify the integrity of an image file,pngcheck {{path/to/file.png}}
Check the file with [v]erbose and [c]olorized output,pngcheck -vc {{path/to/file.png}}
Display contents of [t]ext chunks and [s]earch for PNGs within a specific file,pngcheck -ts {{path/to/file.png}}
"Search for, and e[x]tract embedded PNGs within a specific file",pngcheck -x {{path/to/file.png}}
Search the pubmed database for selective serotonin reuptake inhibitor,"esearch -db pubmed -query ""{{selective serotonin reuptake inhibitor}}"""
Search the protein database using a query and regexp,esearch -db {{protein}} -query {{'Escherichia*'}}
Search the nucleotide database for sequences whose metadata contain insulin and rodents,"esearch -db nuccore -query ""{{insulin [PROT] AND rodents [ORGN]}}"""
Display [h]elp,esearch -h
Show high-level information about disk drives and block devices,udisksctl status
Show detailed information about a device,udisksctl info --block-device {{/dev/sdX}}
Show detailed information about a device partition,udisksctl info --block-device {{/dev/sdXN}}
Mount a device partition and prints the mount point,udisksctl mount --block-device {{/dev/sdXN}}
Unmount a device partition,udisksctl unmount --block-device {{/dev/sdXN}}
Monitor the daemon for events,udisksctl monitor
Lock the screen,betterlockscreen --lock
Change the lock screen background,betterlockscreen -u {{path/to/image.png}}
"Lock the screen, showing some custom text","betterlockscreen -l pixel -t ""{{custom lock screen text}}"""
"Lock the screen, with a custom monitor off timeout in seconds",betterlockscreen --off {{5}} -l
Update the ports tree,ports -u
List the ports in the current tree,ports -l
Check the differences between installed packages and the ports tree,ports -d
Split a file at lines 5 and 23,csplit {{path/to/file}} 5 23
Split a file every 5 lines (this will fail if the total number of lines is not divisible by 5),csplit {{path/to/file}} 5 {*}
"Split a file every 5 lines, ignoring exact-division error",csplit -k {{path/to/file}} 5 {*}
Split a file at line 5 and use a custom prefix for the output files,csplit {{path/to/file}} 5 -f {{prefix}}
Split a file at a line matching a regular expression,csplit {{path/to/file}} /{{regular_expression}}/
Convert a specific installation file to Debian format (`.deb` extension),.deb
Convert a specific installation file to Red Hat format (`.rpm` extension),.rpm
Convert a specific installation file to a Slackware installation file (`.tgz` extension),.tgz
Convert a specific installation file to Debian format and install on the system,sudo alien --to-deb --install {{path/to/file}}
"Launch with default, built-in config",conky
Create a new default config,conky -C > ~/.conkyrc
Launch Conky with a given configuration file,conky -c {{path/to/config}}
Start in the background (daemonize),conky -d
Align Conky on the desktop,conky -a {{top|bottom|middle}}_{{left|right|middle}}
Pause for 5 seconds at startup before launching,conky -p {{5}}
Change a username,sudo usermod --login {{new_username}} {{username}}
Change a user ID,sudo usermod --uid {{id}} {{username}}
Change a user shell,sudo usermod --shell {{path/to/shell}} {{username}}
Add a user to supplementary groups (mind the lack of whitespace),"sudo usermod --append --groups {{group1,group2,...}} {{username}}"
Change a user home directory,sudo usermod --move-home --home {{path/to/new_home}} {{username}}
Create a loopback device with the default loopback behavior,pw-loopback
Create a loopback device that automatically connects to the speakers,pw-loopback -m '{{[FL FR]}}' --capture-props='{{media.class=Audio/Sink}}'
Create a loopback device that automatically connects to the microphone,pw-loopback -m '{{[FL FR]}}' --playback-props='{{media.class=Audio/Source}}'
Create a dummy loopback device that doesn't automatically connect to anything,pw-loopback -m '{{[FL FR]}}' --capture-props='{{media.class=Audio/Sink}}' --playback-props='{{media.class=Audio/Source}}'
Create a loopback device that automatically connects to the speakers and swaps the left and right channels between the sink and source,pw-loopback --capture-props='{{media.class=Audio/Sink audio.position=[FL FR]}}' --playback-props='{{audio.position=[FR FL]}}'
Create a loopback device that automatically connects to the microphone and swaps the left and right channels between the sink and source,pw-loopback --capture-props='{{audio.position=[FR FL]}}' --playback-props='{{media.class=Audio/Source audio.position=[FL FR]}}'
Execute a specific command,exec {{command -with -flags}}
Execute a command with a (mostly) empty environment,exec -c {{command -with -flags}}
Execute a command as a login shell,exec -l {{command -with -flags}}
Execute a command with a different name,exec -a {{name}} {{command -with -flags}}
List all available profiles,lxc profile list
Show the configuration of a specific profile,lxc profile show {{profile_name}}
Edit a specific profile in the default editor,lxc profile edit {{profile_name}}
Edit a specific profile importing the configuration values from a file,lxc profile edit {{profile_name}} < {{config.yaml}}
Launch a new container with specific profiles,lxc launch {{container_image}} {{container_name}} --profile {{profile1}} --profile {{profile2}}
Change the profiles of a running container,"lxc profile assign {{container_name}} {{profile1,profile2}}"
"Archive a directory with tar, then compress",lrztar {{path/to/directory}}
"Same as above, with ZPAQ - extreme compression, but very slow",lrztar -z {{path/to/directory}}
Specify the output file,lrztar -o {{path/to/file}} {{path/to/directory}}
Override the number of processor threads to use,lrztar -p {{8}} {{path/to/directory}}
Force overwriting of existing files,lrztar -f {{path/to/directory}}
Enable a module,sudo a2enmod {{module}}
Don't show informative messages,sudo a2enmod --quiet {{module}}
Change the group name,sudo groupmod --new-name {{new_group}} {{group_name}}
Change the group ID,sudo groupmod --gid {{new_id}} {{group_name}}
Disable the swap file,dphys-swapfile swapoff
Enable the swap file,dphys-swapfile swapon
Create a new swap file,dphys-swapfile setup
Extract a specific archive into the current directory,ark --batch {{path/to/archive}}
Extract an archive into a specific directory,ark --batch --destination {{path/to/directory}} {{path/to/archive}}
Create an archive if it does not exist and add specific files to it,ark --add-to {{path/to/archive}} {{path/to/file1 path/to/file2 ...}}
Print information about the current raspberry pi EEPROM installed,sudo rpi-eeprom-update
Update a raspberry pi EEPROM,sudo rpi-eeprom-update -a
Cancel the pending update,sudo rpi-eeprom-update -r
Display help,rpi-eeprom-update -h
View documentation for authenticating `pkgctl` with services like GitLab,pkgctl
View documentation for building packages inside a clean `chroot`,chroot
View documentation for updating the binary repository as final release step,tldr pkgctl db update
View documentation for comparing package files using different modes,tldr pkgctl diff
View documentation for releasing build artifacts,tldr pkgctl release
View documentation for managing Git packaging repositories and their configuration,tldr pkgctl repo
Display version,pkgctl version
Create a NTFS filesystem inside partition 1 on device b (`sdb1`),sdb1
Create filesystem with a volume-label,mkfs.ntfs -L {{volume_label}} {{/dev/sdb1}}
Create filesystem with specific UUID,mkfs.ntfs -U {{UUID}} {{/dev/sdb1}}
Sleep until all processes whose PIDs have been specified have exited,waitpid {{pid1 pid2 ...}}
Sleep for at most `n` seconds,n
Do not error if specified PIDs have already exited,waitpid --exited {{pid1 pid2 ...}}
Sleep until `n` of the specified processes have exited,n
Display help,waitpid -h
Read a man page for a command that is provided by a specified package,debman -p {{package}} {{command}}
Specify a package version to download,debman -p {{package}}={{version}} {{command}}
Read a man page in a `.deb` file,.deb
"Display job ID, job name, partition, account, number of allocated cpus, job state, and job exit codes for recent jobs",sacct
"Display job ID, job state, job exit code for recent jobs",sacct --brief
Display the allocations of a job,sacct --jobs {{job_id}} --allocations
"Display elapsed time, job name, number of requested CPUs, and memory requested of a job","sacct --jobs {{job_id}} --format=Elapsed,JobName,ReqCPUS,ReqMem"
Display recent jobs that occurred from one week ago up to the present day,"sacct --starttime=$(date -d ""1 week ago"" +'%F')"
Output a larger number of characters for an attribute,"sacct --format=JobID,JobName%100"
List all the USB devices available,lsusb
List the USB hierarchy as a tree,lsusb -t
List verbose information about USB devices,lsusb --verbose
List detailed information about a USB device,lsusb --verbose -s {{bus}}:{{device number}}
List devices with a specified vendor and product ID only,lsusb -d {{vendor}}:{{product}}
Execute all programs in the autostart folders,dex --autostart
Execute all programs in the specified folders,dex --autostart --search-paths {{path/to/directory1}}:{{path/to/directory2}}:{{path/to/directory3}}:
Preview the programs would be executed in a GNOME specific autostart,dex --autostart --environment {{GNOME}}
Preview the programs would be executed in a regular autostart,dex --autostart --dry-run
Preview the value of the DesktopEntry property `Name`,Name
Create a DesktopEntry for a program in the current directory,dex --create {{path/to/file.desktop}}
Execute a single program (with `Terminal=true` in the desktop file) in the given terminal,Terminal=true
Initialize a project for `libtool` by copying necessary files (avoiding symbolic links) and overwriting existing files if needed,libtool
List installed Java environments,archlinux-java status
Return the short name of the current default Java environment,archlinux-java get
Set the default Java environment,archlinux-java set {{java_environment}}
Unset the default Java environment,archlinux-java unset
Fix an invalid/broken default Java environment configuration,archlinux-java fix
Set up a device to boot with GRUB,grub-bios-setup {{/dev/sdX}}
Install even if problems are detected,grub-bios-setup --force {{/dev/sdX}}
Install GRUB in a specific directory,grub-bios-setup --directory={{/boot/grub}} {{/dev/sdX}}
List vulnerable installed packages on the current host,debsecan
List vulnerable installed packages of a specific suite,debsecan --suite {{release_code_name}}
List only fixed vulnerabilities,debsecan --suite {{release_code_name}} --only-fixed
"List only fixed vulnerabilities of unstable (""sid"") and mail to root",debsecan --suite {{sid}} --only-fixed --format {{report}} --mailto {{root}} --update-history
Upgrade vulnerable installed packages,sudo apt upgrade $(debsecan --only-fixed --format {{packages}})
Launch the file manager,dolphin
Open specific directories,dolphin {{path/to/directory1 path/to/directory2 ...}}
Open with specific files or directories selected,dolphin --select {{path/to/file_or_directory1 path/to/file_or_directory2 ...}}
Open a new window,dolphin --new-window
Open specific directories in split view,dolphin --split {{path/to/directory1}} {{path/to/directory2}}
Launch the daemon (only required to use the D-Bus interface),dolphin --daemon
Display help,dolphin --help
Overwrite free space and inodes of a disk with 38 writes (slow but secure),sfill {{/path/to/mounted_disk_directory}}
Overwrite free space and inodes of a disk with 6 writes (fast but less secure) and show status,sfill -l -v {{/path/to/mounted_disk_directory}}
Overwrite free space and inodes of a disk with 1 write (very fast but insecure) and show status,sfill -ll -v {{/path/to/mounted_disk_directory}}
Overwrite only free space of a disk,sfill -I {{/path/to/mounted_disk_directory}}
Overwrite only free inodes of a disk,sfill -i {{/path/to/mounted_disk_directory}}
Create `sources.list` using the lowest latency server,sources.list
"Specify Debian branch, stable is used by default",sudo netselect-apt {{testing}}
Include non-free section,sudo netselect-apt --non-free
Specify a country for the mirror list lookup,sudo netselect-apt -c {{India}}
Add a new abbreviation,abbr --add {{abbreviation_name}} {{command}} {{command_arguments}}
Rename an existing abbreviation,abbr --rename {{old_name}} {{new_name}}
Erase an existing abbreviation,abbr --erase {{abbreviation_name}}
Import the abbreviations defined on another host over SSH,ssh {{host_name}} abbr --show | source
Compile a source code file into an object file,mpicc -c {{path/to/file.c}}
Link an object file and make an executable,mpicc -o {{executable}} {{path/to/object_file.o}}
Compile and link source code in a single command,mpicc -o {{executable}} {{path/to/file.c}}
Search the AUR database for a package,aur search {{keyword}}
"Download a package and its dependencies from AUR, build them and add them to a local repository",aur sync {{package}}
[l]ist packages available in your local repository,aur repo --list
[u]pgrade local repository packages,aur sync --upgrades
Create users and groups from a specific configuration file,systemd-sysusers {{path/to/file}}
Process configuration files and print what would be done without actually doing anything,systemd-sysusers --dry-run {{path/to/file}}
"Print the contents of all configuration files (before each file, its name is printed as a comment)",systemd-sysusers --cat-config
Remove one or more `toolbox` image,toolbox
Remove all `toolbox` images,toolbox
Force the removal of a `toolbox` image which is currently being used by a container (the container will be removed as well),toolbox
Display the list of access points and ad-hoc cells in range,iwlist {{wireless_interface}} scan
Display available frequencies in the device,iwlist {{wireless_interface}} frequency
List the bit-rates supported by the device,iwlist {{wireless_interface}} rate
List the WPA authentication parameters currently set,iwlist {{wireless_interface}} auth
List all the WPA encryption keys set in the device,iwlist {{wireless_interface}} wpakeys
List the encryption key sizes supported and list all the encryption keys set in the device,iwlist {{wireless_interface}} keys
List the various power management attributes and modes of the device,iwlist {{wireless_interface}} power
List generic information elements set in the device (used for WPA support),iwlist {{wireless_interface}} genie
Add kernel and initramfs images to bootloader partition,sudo kernel-install add {{kernel-version}} {{kernel-image}} {{path/to/initrd-file ...}}
Remove kernel from the bootloader partition,sudo kernel-install remove {{kernel-version}}
Show various paths and parameters that have been configured or auto-detected,sudo kernel-install inspect {{kernel-image}}
List leftover files and interactively choose what to do with each of them,sudo rpmconf --all
Delete orphaned RPMNEW and RPMSAVE files,sudo rpmconf --all --clean
List all attributes of a kernel module,modinfo {{kernel_module}}
List the specified attribute only,modinfo -F {{author|description|license|parm|filename}} {{kernel_module}}
Read a text file at a specific speed,cat {{path/to/file.txt}} | speedread -wpm {{250}}
Resume from a specific line,cat {{path/to/file.txt}} | speedread -resume {{5}}
Show multiple words at a time,cat {{path/to/file.txt}} | speedread -multiword
Slow down by 10% during the reading session,[
Speed up by 10% during the reading session,]
"Pause, and show the last few lines as context",<space>
Install a service,update-rc.d {{mysql}} defaults
Enable a service,update-rc.d {{mysql}} enable
Disable a service,update-rc.d {{mysql}} disable
Forcibly remove a service,update-rc.d -f {{mysql}} remove
Print a country where an IPv4 address or host is located,acountry {{example.com}}
Print extra [d]ebugging output,acountry -d {{example.com}}
Print more [v]erbose information,acountry -v {{example.com}}
List last logged in users,sudo lastb
List all last logged in users since a given time,sudo lastb --since {{YYYY-MM-DD}}
List all last logged in users until a given time,sudo lastb --until {{YYYY-MM-DD}}
List all logged in users at a specific time,sudo lastb --present {{hh:mm}}
List all last logged in users and translate the IP into a hostname,sudo lastb --dns
Open the user interface,nmtui
"List available connections, with the option to activate or deactivate them",nmtui connect
Connect to a given network,nmtui connect {{name|uuid|device|SSID}}
Edit/Add/Delete a given network,nmtui edit {{name|id}}
Set the system hostname,nmtui hostname
Create an open network with no passphrase,create_ap {{wlan0}} {{eth0}} {{access_point_ssid}}
Use a WPA + WPA2 passphrase,create_ap {{wlan0}} {{eth0}} {{access_point_ssid}} {{passphrase}}
Create an access point without Internet sharing,create_ap -n {{wlan0}} {{access_point_ssid}} {{passphrase}}
Create a bridged network with Internet sharing,create_ap -m bridge {{wlan0}} {{eth0}} {{access_point_ssid}} {{passphrase}}
Create a bridged network with Internet sharing and a pre-configured bridge interface,create_ap -m bridge {{wlan0}} {{br0}} {{access_point_ssid}} {{passphrase}}
Create an access port for Internet sharing from the same Wi-Fi interface,create_ap {{wlan0}} {{wlan0}} {{access_point_ssid}} {{passphrase}}
Choose a different Wi-Fi adapter driver,create_ap --driver {{wifi_adapter}} {{wlan0}} {{eth0}} {{access_point_ssid}} {{passphrase}}
Remove a module from the kernel,sudo rmmod {{module_name}}
Remove a module from the kernel and display verbose information,sudo rmmod --verbose {{module_name}}
Remove a module from the kernel and send errors to syslog instead of `stderr`,stderr
Display help,rmmod --help
Display version,rmmod --version
Run a video using mpv,xwinwrap -b -nf -ov -- {{mpv}} -wid {{wid}} --loop --no-audio --no-resume-playback --panscan={{1.0}} {{path/to/video.mp4}}
Run a video in fullscreen using mpv,xwinwrap -b -nf -fs -ov -- {{mpv}} -wid {{wid}} --loop --no-audio --no-resume-playback --panscan={{1.0}} {{path/to/video.mp4}}
Run a video using mpv with 80% opacity,xwinwrap -b -nf -ov -o 0.8 --- {{mpv}} -wid {{wid}} --loop --no-audio --no-resume-playback --panscan={{1.0}} {{path/to/video.mp4}}
Run a video using mpv in a second monitor 1600x900 with 1920 offset on X-axis,xwinwrap -g 1600x900+1920 -b -nf -ov -- {{mpv}} -wid {{wid}} --loop --no-audio --no-resume-playback --panscan={{1.0}} {{path/to/video.mkv}}
Show full table of all RPC services registered on localhost,rpcinfo
Show concise table of all RPC services registered on localhost,rpcinfo -s {{localhost}}
Display table of statistics of rpcbind operations on localhost,rpcinfo -m
Display list of entries of given service name (mountd) and version number (2) on a remote nfs share,rpcinfo -l {{remote_nfs_server_ip}} {{mountd}} {{2}}
Delete the registration for version 1 of the mountd service for all transports,rpcinfo -d {{mountd}} {{1}}
Start a REPL (interactive shell),just
Run a JavaScript file,just {{path/to/file.js}}
Evaluate JavaScript code by passing it as an argument,"just eval ""{{code}}"""
Initialize a new project in a directory of the same name,just init {{project_name}}
Build a JavaScript application into an executable,just build {{path/to/file.js}} --static
Remove a user,sudo userdel {{username}}
Remove a user in other root directory,sudo userdel --root {{path/to/other/root}} {{username}}
Remove a user along with the home directory and mail spool,sudo userdel --remove {{username}}
Connect to an FTP server,lftp --user {{username}} {{ftp.example.com}}
Download multiple files (glob expression),mget {{path/to/*.png}}
Upload multiple files (glob expression),mput {{path/to/*.zip}}
Delete multiple files on the remote server,mrm {{path/to/*.txt}}
Rename a file on the remote server,mv {{original_filename}} {{new_filename}}
Download or update an entire directory,mirror {{path/to/remote_dir}} {{path/to/local_output_dir}}
Upload or update an entire directory,mirror -R {{path/to/local_dir}} {{path/to/remote_output_dir}}
List snapshot configs,snapper list-configs
Create snapper config,snapper -c {{config}} create-config {{path/to/directory}}
Create a snapshot with a description,"snapper -c {{config}} create -d ""{{snapshot_description}}"""
List snapshots for a config,snapper -c {{config}} list
Delete a snapshot,snapper -c {{config}} delete {{snapshot_number}}
Delete a range of snapshots,snapper -c {{config}} delete {{snapshot1}}-{{snapshot2}}
Report stats for all quotas in use,sudo repquota -all
"Report quota stats for all users, even those who aren't using any of their quota",sudo repquota -v {{filesystem}}
Report on quotas for users only,repquota --user {{filesystem}}
Report on quotas for groups only,sudo repquota --group {{filesystem}}
Report on used quota and limits in a human-readable format,sudo repquota --human-readable {{filesystem}}
Report on all quotas for users and groups in a human-readable format,sudo repquota -augs
Interactively search and install packages from the repos and AUR,yay {{package_name|search_term}}
Synchronize and update all packages from the repos and AUR,yay
Synchronize and update only AUR packages,yay -Sua
Install a new package from the repos and AUR,yay -S {{package}}
Remove an installed package and both its dependencies and configuration files,yay -Rns {{package}}
Search the package database for a keyword from the repos and AUR,yay -Ss {{keyword}}
Remove orphaned packages (installed as dependencies but not required by any package),yay -Yc
Show statistics for installed packages and system health,yay -Ps
Open an image,sxiv {{path/to/image}}
Open an image in fullscreen mode,sxiv -f {{path/to/file}}
"Open a newline-separated list of images, reading filenames from `stdin`",stdin
Open one or more images as a slideshow,sxiv -S {{seconds}} {{path/to/image1 path/to/image2}}
Open one or more images in thumbnail mode,sxiv -t {{path/to/image1 path/to/image2}}
Check if a directory is a mountpoint,mountpoint {{path/to/directory}}
Check if a directory is a mountpoint without showing any output,mountpoint -q {{path/to/directory}}
Show major/minor numbers of a mountpoint's filesystem,mountpoint --fs-devno {{path/to/directory}}
Open termusic to a specific directory. (It can be set permanently in `~/.config/termusic/config.toml`),~/.config/termusic/config.toml
Disable showing the album cover for a specific file,termusic -c {path/to/music_file}
Display help,termusic --help
"List services available on the local network along with their addresses and ports, ignoring ones on the local machine",avahi-browse --all --resolve --ignore-local
Quickly list services in the local network in SSV format for scripts,avahi-browse --all --terminate --parsable
List domains in the neighbourhood,avahi-browse --browse-domains
Limit the search to a particular domain,avahi-browse --all --domain={{domain}}
Verify all stored fingerprints for the current user,fprintd-verify
Verify a specific fingerprint for the current user,fprintd-verify --finger {{left-thumb|left-index-finger|left-middle-finger|left-ring-finger|left-little-finger|right-thumb|right-index-finger|right-middle-finger|right-ring-finger|right-little-finger}}
Verify fingerprints for a specific user,fprint-verify {{username}}
Verify a specific fingerprint for a specific user,fprintd-verify --finger {{finger_name}} {{username}}
Fail the process if a fingerprint doesn't match with ones stored in the database for the current user,fprint-verify --g-fatal-warnings
Display help,fprintd-verify --help
Disable a given swap area,swapoff {{path/to/file}}
Disable all swap areas in `/proc/swaps`,/proc/swaps
Disable a swap partition by its label,swapoff -L {{label}}
Display the watchdog status,wdctl
Display the watchdog status in a single line in key-value pairs,wdctl --oneline
Display only specific watchdog flags (list is driver specific),wdctl --flags {{flag_list}}
"Compress a file with LZMA - slow compression, fast decompression",lrzip {{path/to/file}}
Compress a file with BZIP2 - good middle ground for compression/speed,lrzip -b {{path/to/file}}
"Compress with ZPAQ - extreme compression, but very slow",lrzip -z {{path/to/file}}
"Compress with LZO - light compression, extremely fast decompression",lrzip -l {{path/to/file}}
Compress a file and password protect/encrypt it,lrzip -e {{path/to/file}}
Override the number of processor threads to use,lrzip -p {{8}} {{path/to/file}}
Scan a webserver using the default wordlist,dirb {{https://example.org}}
Scan a webserver using a custom wordlist,dirb {{https://example.org}} {{path/to/wordlist.txt}}
Scan a webserver non-recursively,dirb {{https://example.org}} -r
Scan a webserver using a specified user-agent and cookie for HTTP-requests,dirb {{https://example.org}} -a {{user_agent_string}} -c {{cookie_string}}
Display keys which are currently being pressed on the screen,screenkey
Display keys and mouse buttons which are currently being pressed on the screen,screenkey --mouse
Launch the settings menu of screenkey,screenkey --show-settings
Launch screenkey at a specific position,screenkey --position {{top|center|bottom|fixed}}
Change the format of the key modifiers displayed on screen,screenkey --mods-mode {{normal|emacs|mac|win|tux}}
Change the appearance of screenkey,"screenkey --bg-color ""{{#a1b2c3}}"" --font {{Hack}} --font-color {{yellow}} --opacity {{0.8}}"
Drag and select a window on screen to display screenkey,screenkey --position fixed --geometry {{$(slop -n -f '%g')}}
Restore all files from a btrfs filesystem to a given directory,sudo btrfs restore {{path/to/btrfs_device}} {{path/to/target_directory}}
List (don't write) files to be restored from a btrfs filesystem,sudo btrfs restore --dry-run {{path/to/btrfs_device}} {{path/to/target_directory}}
Restore files matching a given regex ([c]ase-insensitive) files to be restored from a btrfs filesystem (all parent directories of target file(s) must match as well),sudo btrfs restore --path-regex {{regex}} -c {{path/to/btrfs_device}} {{path/to/target_directory}}
Restore files from a btrfs filesystem using a specific root tree `bytenr` (see `btrfs-find-root`),bytenr` (see `btrfs-find-root
"Restore files from a btrfs filesystem (along with metadata, extended attributes, and Symlinks), overwriting files in the target",sudo btrfs restore --metadata --xattr --symlinks --overwrite {{path/to/btrfs_device}} {{path/to/target_directory}}
Update the list of available packages and versions,slapt-get --update
"Install a package, or update it to the latest available version",slapt-get --install {{package}}
Remove a package,slapt-get --remove {{package}}
Upgrade all installed packages to their latest available versions,slapt-get --upgrade
"Locate packages by the package name, disk set, or version",slapt-get --search {{query}}
Show information about a package,slapt-get --show {{package}}
View documentation for the original command,tldr shnsplit
"Record the screen and write the recording to a file (by default, `byzanz-record` will only record for 10 seconds)",byzanz-record
Show information while and after recording,byzanz-record --verbose {{path/to/file.[byzanz|flv|gif|ogg|ogv|webm]}}
Record the screen for a minute,byzanz-record --duration 60 {{path/to/file.[byzanz|flv|gif|ogg|ogv|webm]}}
Delay recording for 10 seconds,byzanz-record --delay 10 {{path/to/file.[byzanz|flv|gif|ogg|ogv|webm]}}
Connect to a remote host,rpcclient --user {{domain}}\{{username}}%{{password}} {{ip}}
Connect to a remote host on a domain without a password,rpcclient --user {{username}} --workgroup {{domain}} --no-pass {{ip}}
"Connect to a remote host, passing the password hash",rpcclient --user {{domain}}\{{username}} --pw-nt-hash {{ip}}
Execute shell commands on a remote host,rpcclient --user {{domain}}\{{username}}%{{password}} --command {{semicolon_separated_commands}} {{ip}}
Display domain users,rpcclient $> enumdomusers
Display privileges,rpcclient $> enumprivs
Display information about a specific user,rpcclient $> queryuser {{username|rid}}
Create a new user in the domain,rpcclient $> createdomuser {{username}}
Create a 2-up PDF,pdfxup -o {{path/to/output.pdf}} {{path/to/input.pdf}}
Create a PDF with 3 columns and 2 lines per page,pdfxup -x {{3}} -y {{2}} -o {{path/to/output.pdf}} {{path/to/input.pdf}}
"Create a PDF in booklet mode (2-up, and pages are sorted to form a book when folded)",pdfxup -b -o {{path/to/output.pdf}} {{path/to/input.pdf}}
Execute a command without sharing access to connected networks,unshare --net {{command}} {{command_arguments}}
"Execute a command as a child process without sharing mounts, processes, or networks",unshare --mount --pid --net --fork {{command}} {{command_arguments}}
Create a user interactively,register_new_matrix_user --config {{path/to/homeserver.yaml}}
Create an admin user interactively,register_new_matrix_user --config {{path/to/homeserver.yaml}} --admin
Create an admin user non-interactively (not recommended),register_new_matrix_user --config {{path/to/homeserver.yaml}} --user {{username}} --password {{password}} --admin
"Plot the values `1`, `2` and `3` (`cat` prevents ttyplot to exit)","1`, `2` and `3` (`cat"
Set a specific title and unit,{ echo {{1 2 3}}; cat } | ttyplot -t {{title}} -u {{unit}}
Use a while loop to continuously plot random values,{ while {{true}}; do echo {{$RANDOM}}; sleep {{1}}; done } | ttyplot
Parse the output from `ping` and visualize it,ping
Display the man page for a command,man {{command}}
Open the man page for a command in a browser,man --html {{command}}
Display the man page for a command from section 7,man {{7}} {{command}}
List all available sections for a command,man --whatis {{command}}
Display the path searched for manpages,man --path
Display the location of a manpage rather than the manpage itself,man --where {{command}}
Display the man page using a specific locale,man --locale={{locale}} {{command}}
Search for manpages containing a search string,"man --apropos ""{{search_string}}"""
Prevent desktop from sleeping (use `Ctrl + C` to exit),Ctrl + C
Print the contents of a file to `stdout`,stdout
Concatenate several files into an output file,cat {{path/to/file1 path/to/file2 ...}} > {{path/to/output_file}}
Append several files to an output file,cat {{path/to/file1 path/to/file2 ...}} >> {{path/to/output_file}}
Write `stdin` to a file,stdin
[n]umber all output lines,cat -n {{path/to/file}}
Display non-printable and whitespace characters (with `M-` prefix if non-ASCII),M-
Capture a photo with different encoding,rpicam-still -e {{bmp|png|rgb|yuv420}} -o {{path/to/file.{{bmp|png|rgb|yuv420}}}}
Capture a raw image,rpicam-still -r -o {{path/to/file.jpg}}
Capture a 100 second exposure image,rpicam-still -o {{path/to/file.jpg}} --shutter 100000
Compare files,diff3 {{path/to/file1}} {{path/to/file2}} {{path/to/file3}}
"Show all changes, outlining conflicts",diff3 --show-all {{path/to/file1}} {{path/to/file2}} {{path/to/file3}}
Start,atop
Start and display memory consumption for each process,atop -m
Start and display disk information,atop -d
Start and display background process information,atop -c
Start and display thread-specific resource utilization information,atop -y
Start and display the number of processes for each user,atop -au
Display help about interactive commands,?
"If specified with onboot, this fixfiles will record the current date in the `/.autorelabel` file, so that it can be used later to speed up labeling. If used with restore, the restore will only affect files that were modified today",/.autorelabel
[F]orce reset of context to match `file_context` for customizable files,file_context
Clear `/tmp` directory without confirmation,/tmp
Use the [R]pm database to discover all files within specific packages and restore the file contexts,"fixfiles -R {{rpm_package1,rpm_package2 ...}}"
"Run a diff on the `PREVIOUS_FILECONTEXT` file to the [C]urrently installed one, and restore the context of all affected files",PREVIOUS_FILECONTEXT
Only act on files created after a specific date which will be passed to find `--newermt` command,--newermt
"Bind [M]ount filesystems before relabeling them, this allows fixing the context of files or directories that have been mounted over",fixfiles -M
Modify [v]erbosity from progress to verbose and run `restorecon` with `-v` instead of `-p`,restorecon` with `-v` instead of `-p
Search for a package in your current sources,apt-cache search {{query}}
Show information about a package,apt-cache show {{package}}
Show whether a package is installed and up to date,apt-cache policy {{package}}
Show dependencies for a package,apt-cache depends {{package}}
Show packages that depend on a particular package,apt-cache rdepends {{package}}
Play a MIDI file,fluidsynth --audio-driver={{pipewire|pulseaudio}} {{path/to/soundfont.sf2}} {{path/to/file.midi}}
List local containers matching a string. Omit the string to list all local containers,lxc list {{match_string}}
List images matching a string. Omit the string to list all images,lxc image list [{{remote}}:]{{match_string}}
Create a new container from an image,lxc init [{{remote}}:]{{image}} {{container}}
Start a container,lxc start [{{remote}}:]{{container}}
Stop a container,lxc stop [{{remote}}:]{{container}}
Show detailed info about a container,lxc info [{{remote}}:]{{container}}
Take a snapshot of a container,lxc snapshot [{{remote}}:]{{container}} {{snapshot}}
Execute a specific command inside a container,lxc exec [{{remote}}:]{{container}} {{command}}
Display the number of unsupported packages,ubuntu-security-status
List packages that are no longer available for download,ubuntu-security-status --unavailable
List third-party packages,ubuntu-security-status --thirdparty
Show current build configuration to verify what would be built,mkosi summary
"Build an image with default settings (if no distribution is selected, the distribution of the host system is used)",mkosi build --distribution {{fedora|debian|ubuntu|arch|opensuse|...}}
Build an image and run an interactive shell in a systemd-nspawn container of the image,mkosi shell
Boot an image in a virtual machine using QEMU (only supported for disk images or CPIO images when a kernel is provided),mkosi qemu
Display help,mkosi help
Enable the JSON extension for every SAPI of every PHP version,sudo phpenmod {{json}}
Enable the JSON extension for PHP 7.3 with the cli SAPI,sudo phpenmod -v {{7.3}} -s {{cli}} {{json}}
Start the interactive installer,archinstall
Start a preset installer,archinstall {{minimal|unattended}}
View documentation for managing package managers,tldr apx pkgmanagers
View documentation for managing stacks,tldr apx stacks
View documentation for managing subsystems,tldr apx subsystems
Show status of Wi-Fi,nmcli radio wifi
Turn Wi-Fi on or off,nmcli radio wifi {{on|off}}
Show status of WWAN,nmcli radio wwan
Turn WWAN on or off,nmcli radio wwan {{on|off}}
Show status of both switches,nmcli radio all
Turn both switches on or off,nmcli radio all {{on|off}}
Display all updates,snap --nosplash --nogui --modules --list --refresh
Display help,snap --help
"Turn on the ""Locate"" LED for specified device(s)","sudo ledctl locate={{/dev/sda,/dev/sdb,...}}"
"Turn off the ""Locate"" LED for specified device(s)","sudo ledctl locate_off={{/dev/sda,/dev/sdb,...}}"
"Turn off the ""Status"" LED and ""Failure"" LED for specified device(s)","sudo ledctl off={{/dev/sda,/dev/sdb,...}}"
"Turn off the ""Status"" LED, ""Failure"" LED and ""Locate"" LED for specified device(s)","sudo ledctl normal={{/dev/sda,/dev/sdb,...}}"
Check for system updates to the host system,vso sys-upgrade check
Upgrade the host system now,vso sys-upgrade upgrade --now
Initialize the Pico subsystem (used for package management),vso pico-init
Install applications inside the subsystem,vso install {{package1 package2 ...}}
Remove applications from the subsystem,vso remove {{package1 package2 ...}}
Enter the subsystem's shell,vso shell
Run an application from the subsystem,vso run {{package}}
Display VSO configuration,vso config show
"Print the status line to `stdout` periodically, using the default configuration",stdout
"Print the status line to `stdout` periodically, using a specific configuration",stdout
Display help and version,i3status -h
Execute a specific QEMU Guest Agent command,qm guest cmd {{virtual_machine_id}} {{fsfreeze-freeze|fsfreeze-status|fsfreeze-thaw|fstrim|get-fsinfo|...}}
Run a command as a daemon,daemonize {{command}} {{command_arguments}}
Write the PID to the specified file,daemonize -p {{path/to/pidfile}} {{command}} {{command_arguments}}
Use a lock file to ensure that only one instance runs at a time,daemonize -l {{path/to/lockfile}} {{command}} {{command_arguments}}
Use the specified user account,sudo daemonize -u {{user}} {{command}} {{command_arguments}}
Display information about physical volumes,pvs
Display non-physical volumes,pvs -a
Change default display to show more details,pvs -v
Display only specific fields,"pvs -o {{field_name_1}},{{field_name_2}}"
Append field to default display,pvs -o +{{field_name}}
Suppress heading line,pvs --noheadings
Use separator to separate fields,pvs --separator {{special_character}}
List all virtual machines,qm list
"Using an ISO file uploaded on the local storage, create a virtual machine with a 4 GB IDE disk on the `local-lvm` storage and an ID of 100",local-lvm
"Show the configuration of a virtual machine, specifying its ID",qm config {{100}}
Start a specific virtual machine,qm start {{100}}
"Send a shutdown request, then wait until the virtual machine is stopped",qm shutdown {{100}} && qm wait {{100}}
Destroy a virtual machine and remove all related resources,qm destroy {{100}} --purge
Create array,sudo mdadm --create {{/dev/md/MyRAID}} --level {{raid_level}} --raid-devices {{number_of_disks}} {{/dev/sdXN}}
Stop array,sudo mdadm --stop {{/dev/md0}}
Mark disk as failed,sudo mdadm --fail {{/dev/md0}} {{/dev/sdXN}}
Remove disk,sudo mdadm --remove {{/dev/md0}} {{/dev/sdXN}}
Add disk to array,sudo mdadm --assemble {{/dev/md0}} {{/dev/sdXN}}
Show RAID info,sudo mdadm --detail {{/dev/md0}}
Reset disk by deleting RAID metadata,sudo mdadm --zero-superblock {{/dev/sdXN}}
Display information about a package,dpkg-deb --info {{path/to/file.deb}}
Display the package's name and version on one line,dpkg-deb --show {{path/to/file.deb}}
List the package's contents,dpkg-deb --contents {{path/to/file.deb}}
Extract package's contents into a directory,dpkg-deb --extract {{path/to/file.deb}} {{path/to/directory}}
Create a package from a specified directory,dpkg-deb --build {{path/to/directory}}
Get the virtual machine configuration of a specific virtual machine,qm pending {{vm_id}}
Destroy a specific virtual machine,qm destroy {{vm_id}}
Destroy all disks that are not explicitly referenced in a specific virtual machine's configuration,qm destroy {{vm_id}} --destroy-unreferenced-disks
"Destroy a virtual machine and remove from all locations (inventory, backup jobs, high availability managers, etc.)",qm destroy {{vm_id}} --purge
Destroy a specific virtual machine ignoring locks and forcing destroy,sudo qm destroy {{vm_id}} --skiplock
Request data based on the `build_id`,build_id
Start `calcurse` on interactive mode,calcurse
Print the appointments and events for the current day and exit,calcurse --appointment
Remove all local calcurse items and import remote objects,calcurse-caldav --init=keep-remote
Remove all remote objects and push local calcurse items,calcurse-caldav --init=keep-local
Copy local objects to the CalDAV server and vice versa,calcurse-caldav --init=two-way
Change the line endings of a file,dos2unix {{filename}}
Create a copy with Unix-style line endings,dos2unix -n {{filename}} {{new_filename}}
Remove a package from a local repository,repo-remove {{path/to/database.db.tar.gz}} {{package}}
List snapshots,sudo timeshift --list
Create a new snapshot (if scheduled),sudo timeshift --check
Create a new snapshot (even if not scheduled),sudo timeshift --create
Restore a snapshot (selecting which snapshot to restore interactively),sudo timeshift --restore
Restore a specific snapshot,sudo timeshift --restore --snapshot '{{snapshot}}'
Delete a specific snapshot,sudo timeshift --delete --snapshot '{{snapshot}}'
Build the package in the current directory,debuild
Build a binary package only,debuild -b
Do not run lintian after building the package,debuild --no-lintian
Delete a snapshot,qm delsnapshot {{vm_id}} {{snapshot_name}}
Delete a snapshot from a configuration file (even if removing the disk snapshot fails),qm delsnapshot {{vm_id}} {{snapshot_name}} --force 1
Make a bootable USB drive from an isohybrid file (such as `archlinux-xxx.iso`) and show the progress,archlinux-xxx.iso
Clone a drive to another drive with 4 MiB block size and flush writes before the command terminates,dd bs={{4M}} conv={{fsync}} if={{/dev/source_drive}} of={{/dev/dest_drive}}
Generate a file with a specific number of random bytes by using kernel random driver,dd bs={{100}} count={{1}} if=/dev/urandom of={{path/to/random_file}}
Benchmark the write performance of a disk,dd bs={{1M}} count={{1000000}} if=/dev/zero of={{path/to/file_1GB}}
Create a system backup and save it into an IMG file (can be restored later by swapping `if` and `of`),if` and `of
Check the progress of an ongoing dd operation (run this command from another shell),kill -USR1 $(pgrep -x dd)
Terminate a program using the default SIGTERM (terminate) signal,kill {{process_id}}
List signal values and their corresponding names (to be used without the `SIG` prefix),SIG
Terminate a background job,kill %{{job_id}}
Terminate a program using the SIGHUP (hang up) signal. Many daemons will reload instead of terminating,kill -{{1|HUP}} {{process_id}}
Terminate a program using the SIGINT (interrupt) signal. This is typically initiated by the user pressing `Ctrl + C`,Ctrl + C
Signal the operating system to immediately terminate a program (which gets no chance to capture the signal),kill -{{9|KILL}} {{process_id}}
"Signal the operating system to pause a program until a SIGCONT (""continue"") signal is received",kill -{{17|STOP}} {{process_id}}
Send a `SIGUSR1` signal to all processes with the given GID (group id),SIGUSR1
Check the current system clock time,timedatectl
Set the local time of the system clock directly,"timedatectl set-time ""{{yyyy-MM-dd hh:mm:ss}}"""
List available timezones,timedatectl list-timezones
Set the system timezone,timedatectl set-timezone {{timezone}}
Enable Network Time Protocol (NTP) synchronization,timedatectl set-ntp on
Change the hardware clock time standard to localtime,timedatectl set-local-rtc 1
Execute brute force against an FTP server using a file containing usernames and a file containing passwords,medusa -M ftp -h host -U {{path/to/username_file}} -P {{path/to/password_file}}
"Execute a login attempt against an HTTP server using the username, password and user-agent specified","medusa -M HTTP -h host -u {{username}} -p {{password}} -m USER-AGENT:""{{Agent}}"""
Execute a brute force against a MySQL server using a file containing usernames and a hash,medusa -M mysql -h host -U {{path/to/username_file}} -p {{hash}} -m PASS:HASH
Execute a brute force against a list of SMB servers using a username and a pwdump file,medusa -M smbnt -H {{path/to/hosts_file}} -C {{path/to/pwdump_file}} -u {{username}} -m PASS:HASH
Poison all hosts to intercept packets on [i]nterface for the host,sudo arpspoof -i {{wlan0}} {{host_ip}}
Poison [t]arget to intercept packets on [i]nterface for the host,sudo arpspoof -i {{wlan0}} -t {{target_ip}} {{host_ip}}
Poison both [t]arget and host to intercept packets on [i]nterface for the host,sudo arpspoof -i {{wlan0}} -r -t {{target_ip}} {{host_ip}}
Automatically detect and remove the margin for each page in a PDF file,pdfcrop {{path/to/input_file.pdf}} {{path/to/output_file.pdf}}
Set the margins of each page to a specific value,pdfcrop {{path/to/input_file.pdf}} --margins '{{left}} {{top}} {{right}} {{bottom}}' {{path/to/output_file.pdf}}
"Set the margins of each page to a specific value, using the same value for left, top, right and bottom",pdfcrop {{path/to/input_file.pdf}} --margins {{300}} {{path/to/output_file.pdf}}
Use a user-defined bounding box for cropping instead of automatically detecting it,pdfcrop {{path/to/input_file.pdf}} --bbox '{{left}} {{top}} {{right}} {{bottom}}' {{path/to/output_file.pdf}}
Use different user-defined bounding boxes for odd and even pages,pdfcrop {{path/to/input_file.pdf}} --bbox-odd '{{left}} {{top}} {{right}} {{bottom}}' --bbox-even '{{left}} {{top}} {{right}} {{bottom}}' {{path/to/output_file.pdf}}
Automatically detect margins using a lower resolution for improved performance,pdfcrop {{path/to/input_file.pdf}} --resolution {{72}} {{path/to/output_file.pdf}}
Scan for subdomains using the internal wordlist,dnsmap {{example.com}}
Specify a list of subdomains to check for,dnsmap {{example.com}} -w {{path/to/wordlist.txt}}
Store results to a CSV file,dnsmap {{example.com}} -c {{path/to/file.csv}}
Ignore 2 IPs that are false positives (up to 5 possible),"dnsmap {{example.com}} -i {{123.45.67.89,98.76.54.32}}"
Start with authentication via SSH at `127.0.0.1` with port `22` enabled,127.0.0.1` with port `22
Start an HTTP server on a specific port,cockpit-ws --port {{port}}
Start and bind to a specific IP address (defaults to `0.0.0.0`),0.0.0.0
Start without TLS,cockpit-ws --no-tls
Display help,cockpit-ws --help
Set policy to complain mode,sudo aa-complain {{path/to/profile1 path/to/profile2 ...}}
Set policies to complain mode,sudo aa-complain --dir {{path/to/profiles}}
Report a bug about the whole system,apport-bug
Report a bug about a specific package,apport-bug {{package}}
Report a bug about a specific executable,apport-bug {{path/to/executable}}
Report a bug about a specific process,apport-bug {{PID}}
Display the default question dialog,zenity --question
"Display an info dialog displaying the text ""Hello!""","zenity --info --text=""{{Hello!}}"""
"Display a name/password form and output the data separated by "";""","zenity --forms --add-entry=""{{Name}}"" --add-password=""{{Password}}"" --separator=""{{;}}"""
Display a file selection form in which the user can only select directories,zenity --file-selection --directory
Display a progress bar which updates its message every second and show a progress percent,"{{(echo ""#1""; sleep 1; echo ""50""; echo ""#2""; sleep 1; echo ""100"")}} | zenity --progress"
Launch Anbox into the app manager,anbox launch --package={{org.anbox.appmgr}} --component={{org.anbox.appmgr.AppViewActivity}}
List the names of installed packages,synopkg list --name
List packages which depend on a specific package,synopkg list --depend-on {{package}}
Start/Stop a package,sudo synopkg {{start|stop}} {{package}}
Print the status of a package,synopkg status {{package}}
Uninstall a package,sudo synopkg uninstall {{package}}
Check if updates are available for a package,synopkg checkupdate {{package}}
Upgrade all packages to the latest version,sudo synopkg upgradeall
Install a package from a synopkg file,sudo synopkg install {{path/to/package.spk}}
Create a Debian stable release system inside the `debian-root` directory,debian-root
Create a minimal system including only required packages,sudo debootstrap --variant=minbase stable {{path/to/debian-root/}}
Create an Ubuntu 20.04 system inside the `focal-root` directory with a local mirror,focal-root
Switch to a bootstrapped system,sudo chroot {{path/to/root}}
List available releases,ls /usr/share/debootstrap/scripts/
Create an ext4 filesystem inside partition 1 on device b (`sdb1`),sdb1
Create an ext4 filesystem with a volume-label,sudo mkfs.ext4 -L {{volume_label}} {{/dev/sdb1}}
Display the `toolbox` manual,toolbox
Display the `toolbox` manual for a specific subcommand,toolbox
List all local system locks,lslocks
List locks with defined column headers,"lslocks --output {{PID}},{{COMMAND}},{{PATH}}"
"List locks producing a raw output (no columns), and without column headers",lslocks --raw --noheadings
List locks by PID input,lslocks --pid {{PID}}
List locks with JSON output to `stdout`,stdout
Walk the SNMP tree of host with public string querying all OIDs under `.1.3.6`,.1.3.6
Query the whole subnet `ip_range` for `system.sysLocation.0`,ip_range` for `system.sysLocation.0
Attempt to set the value of `system.sysLocation.0` to a specific workgroup,system.sysLocation.0
Display the current settings for an interface,ethtool {{eth0}}
Display the driver information for an interface,ethtool --driver {{eth0}}
Display all supported features for an interface,ethtool --show-features {{eth0}}
Display the network usage statistics for an interface,ethtool --statistics {{eth0}}
Blink one or more LEDs on an interface for 10 seconds,ethtool --identify {{eth0}} {{10}}
"Set the link speed, duplex mode, and parameter auto-negotiation for a given interface",ethtool -s {{eth0}} speed {{10|100|1000}} duplex {{half|full}} autoneg {{on|off}}
Create a logical volume of 10 gigabytes in the volume group vg1,lvcreate -L {{10G}} {{vg1}}
Create a 1500 megabyte linear logical volume named mylv in the volume group vg1,lvcreate -L {{1500}} -n {{mylv}} {{vg1}}
Create a logical volume called mylv that uses 60% of the total space in volume group vg1,lvcreate -l {{60%VG}} -n {{mylv}} {{vg1}}
Create a logical volume called mylv that uses all the unallocated space in the volume group vg1,lvcreate -l {{100%FREE}} -n {{mylv}} {{vg1}}
Change the line endings of a file,mac2unix {{filename}}
Create a copy with Unix-style line endings,mac2unix -n {{filename}} {{new_filename}}
Scan a domain and save the results to an SQLite database,dnsrecon --domain {{example.com}} --db {{path/to/database.sqlite}}
"Scan a domain, specifying the nameserver and performing a zone transfer",dnsrecon --domain {{example.com}} --name_server {{nameserver.example.com}} --type axfr
"Scan a domain, using a brute-force attack and a dictionary of subdomains and hostnames",dnsrecon --domain {{example.com}} --dictionary {{path/to/dictionary.txt}} --type brt
"Scan a domain, performing a reverse lookup of IP ranges from the SPF record and saving the results to a JSON file",dnsrecon --domain {{example.com}} -s --json
"Scan a domain, performing a Google enumeration and saving the results to a CSV file",dnsrecon --domain {{example.com}} -g --csv
"Scan a domain, performing DNS cache snooping",dnsrecon --domain {{example.com}} --type snoop --name_server {{nameserver.example.com}} --dictionary {{path/to/dictionary.txt}}
"Scan a domain, performing zone walking",dnsrecon --domain {{example.com}} --type zonewalk
Display a description from a man page,whatis {{command}}
Don't cut the description off at the end of the line,whatis --long {{command}}
Display descriptions for all commands matching a glob,whatis --wildcard {{net*}}
Search man page descriptions with a regular expression,whatis --regex '{{wish[0-9]\.[0-9]}}'
Display descriptions in a specific language,whatis --locale={{en}} {{command}}
Open a menu of available flashcard decks for selection,flash
Display information about the flashcard system,flash -i
Change the previewer from default `bat` to `cat`,bat` to `cat
Display help,flash -h
Display version,flash -v
Display the default device,eject -d
Eject the default device,eject
"Eject a specific device (the default order is cd-rom, scsi, floppy and tape)",eject {{/dev/cdrom}}
Toggle whether a device's tray is open or closed,eject -T {{/dev/cdrom}}
Eject a cd drive,eject -r {{/dev/cdrom}}
Eject a floppy drive,eject -f {{/mnt/floppy}}
Eject a tape drive,eject -q {{/mnt/tape}}
Create a virtual machine,qm create {{100}}
Automatically start the machine after creation,qm create {{100}} --start 1
Specify the type of operating system on the machine,qm create {{100}} --ostype {{win10}}
Replace an existing machine (requires archiving it),qm create {{100}} --archive {{path/to/backup_file.tar}} --force 1
Specify a script that is executed automatically depending on the state of the virtual machine,qm create {{100}} --hookscript {{path/to/script.pl}}
List available properties (and descriptions) for the given btrfs object,sudo btrfs property list {{path/to/btrfs_object}}
Get all properties for the given btrfs object,sudo btrfs property get {{path/to/btrfs_object}}
Get the `label` property for the given btrfs filesystem or device,label
Get all object type-specific properties for the given btrfs filesystem or device,sudo btrfs property get -t {{subvol|filesystem|inode|device}} {{path/to/btrfs_filesystem}}
Set the `compression` property for a given btrfs inode (either a file or directory),compression
Launch a session targeting the default URL of <http://localhost:8000> or the previous session,http-prompt
Launch a session with a given URL,http-prompt {{http://example.com}}
Launch a session with some initial options,http-prompt {{localhost:8000/api}} --auth {{username:password}}
Display help,kwriteconfig5 --help
Set a global configuration key,kwriteconfig5 --group {{group_name}} --key {{key}} {{value}}
Set a key in a specific configuration file,kwriteconfig5 --file {{path/to/file}} --group {{group_name}} --key {{key}} {{value}}
Delete a key,kwriteconfig5 --group {{group_name}} --key {{key}} --delete
Use systemd to start the Plasma session when available,kwriteconfig5 --file {{startkderc}} --group {{General}} --key {{systemdBoot}} {{true}}
Hide the title bar when a window is maximized (like Ubuntu),kwriteconfig5 --file {{~/.config/kwinrc}} --group {{Windows}} --key {{BorderlessMaximizedWindows}} {{true}}
Configure KRunner to open with the Meta (Command/Windows) global hotkey,"kwriteconfig5 --file {{~/.config/kwinrc}} --group {{ModifierOnlyShortcuts}} --key {{Meta}} {{""org.kde.kglobalaccel,/component/krunner_desktop,org.kde.kglobalaccel.Component,invokeShortcut,_launch""}}"
"Generate an analyzer from a Lex file, storing it to the file `lex.yy.c`",lex.yy.c
Write analyzer to `stdout`,stdout
Specify the output file,lex {{analyzer.l}} --outfile {{analyzer.c}}
Generate a [B]atch scanner instead of an interactive scanner,lex -B {{analyzer.l}}
Compile a C file generated by Lex,cc {{path/to/lex.yy.c}} --output {{executable}}
Power off the system,poweroff
Halt the system (same as `halt`),halt
Reboot the system (same as `reboot`),reboot
Shut down immediately without contacting the system manager,poweroff --force --force
Write the wtmp shutdown entry without shutting down the system,poweroff --wtmp-only
Enter a Distrobox container,distrobox-enter {{container_name}}
Enter a Distrobox container and run a command at login,distrobox-enter {{container_name}} -- {{sh -l}}
Enter a Distrobox container without instantiating a tty,distrobox-enter --name {{container_name}} -- {{uptime -p}}
List all compatible displays,ddcutil detect
Change the brightness (option 0x10) of display 1 to 50%,ddcutil --display {{1}} setvcp {{10}} {{50}}
Increase the contrast (option 0x12) of display 1 by 5%,ddcutil -d {{1}} setvcp {{12}} {{+}} {{5}}
Read the settings of display 1,ddcutil -d {{1}} getvcp {{ALL}}
Set up the server with Laravel dependencies using the default PHP version,larasail setup
Set up the server with Laravel dependencies using a specific PHP version,larasail setup {{php71}}
Add a new Laravel site,larasail host {{domain}} {{path/to/site_directory}}
Retrieve the Larasail user password,larasail pass
Retrieve the Larasail MySQL password,larasail mysqlpass
"Start an interactive shell (Bash, by default) in a new root directory",arch-chroot {{path/to/new/root}}
Specify the user (other than the current user) to run the shell as,arch-chroot -u {{user}} {{path/to/new/root}}
Run a custom command (instead of the default Bash) in the new root directory,arch-chroot {{path/to/new/root}} {{command}} {{command_arguments}}
"Specify the shell, other than the default Bash (in this case, the `zsh` package should have been installed in the target system)",zsh
Open the current user home directory,nemo
Open specific directories in separate windows,nemo {{path/to/directory1 path/to/directory2 ...}}
Open specific directories in tabs,nemo --tabs {{path/to/directory1 path/to/directory2 ...}}
Open a directory with a specific window size,nemo --geometry={{600}}x{{400}} {{path/to/directory}}
Close all windows,nemo --quit
Display an interactive view of PipeWire nodes and devices,pw-top
Monitor a remote instance,pw-top --remote {{remote_name}}
Print information periodically instead of running in interactive mode,pw-top --batch-mode
Print information periodically for a specific number of times,pw-top --batch-mode --iterations {{3}}
Launch the GNOME Calculator GUI,gnome-calculator
Solve the specified equation without launching the desktop application,gnome-calculator --solve {{2^5 * 2 + 5}}
Display version,gnome-calculator --version
"Specify the range of pages to convert (N-first page, M-last page)",pdftoppm -f {{N}} -l {{M}} {{path/to/file.pdf}} {{image_name_prefix}}
Convert only the first page of a PDF,pdftoppm -singlefile {{path/to/file.pdf}} {{image_name_prefix}}
Generate a monochrome PBM file (instead of a color PPM file),pdftoppm -mono {{path/to/file.pdf}} {{image_name_prefix}}
Generate a grayscale PGM file (instead of a color PPM file),pdftoppm -gray {{path/to/file.pdf}} {{image_name_prefix}}
Generate a PNG file instead a PPM file,pdftoppm -png {{path/to/file.pdf}} {{image_name_prefix}}
Create or update the package manifest,ebuild {{path/to/file.ebuild}} manifest
Clean the temporary build directories for the build file,ebuild {{path/to/file.ebuild}} clean
Fetch sources if they do not exist,ebuild {{path/to/file.ebuild}} fetch
Extract the sources to a temporary build directory,ebuild {{path/to/file.ebuild}} unpack
Compile the extracted sources,ebuild {{path/to/file.ebuild}} compile
Install the package to a temporary install directory,ebuild {{path/to/file.ebuild}} install
Install the temporary files to the live filesystem,ebuild {{path/to/file.ebuild}} qmerge
"Fetch, unpack, compile, install and qmerge the specified ebuild file",ebuild {{path/to/file.ebuild}} merge
Show the greeter while keeping current desktop session open and waiting to be restored upon authentication by logged in user,dm-tool switch-to-greeter
Lock the current session,dm-tool lock
"Switch to a specific user, showing an authentication prompt if required",dm-tool switch-to-user {{username}} {{session}}
Add a dynamic seat from within a running LightDM session,dm-tool add-seat {{xlocal}} {{name}}={{value}}
Get list of all groups,getent group
See the members of a group,getent group {{group_name}}
Get list of all services,getent services
Find a username by UID,getent passwd 1000
Perform a reverse DNS lookup,getent hosts {{host}}
Open a new terminal window,xfce4-terminal
Set the initial title,"xfce4-terminal --initial-title ""{{initial_title}}"""
Open a new tab in the current terminal window,xfce4-terminal --tab
Execute a command in a new terminal window,"xfce4-terminal --command ""{{command_with_args}}"""
Keep the terminal around after the executed command finishes executing,"xfce4-terminal --command ""{{command_with_args}}"" --hold"
"Open multiple new tabs, executing a command in each","xfce4-terminal --tab --command ""{{command1}}"" --tab --command ""{{command2}}"""
Set a specific login shell for the current user interactively,sudo chsh
Set a specific login [s]hell for the current user,sudo chsh --shell {{path/to/shell}}
Set a login [s]hell for a specific user,sudo chsh --shell {{path/to/shell}} {{username}}
[l]ist available shells,sudo chsh --list-shells
Run a command in a container,systemd-nspawn --directory {{path/to/container_root}}
Run a full Linux-based OS in a container,systemd-nspawn --boot --directory {{path/to/container_root}}
Run the specified command as PID 2 in the container (as opposed to PID 1) using a stub init process,systemd-nspawn --directory {{path/to/container_root}} --as-pid2
Specify the machine name and hostname,systemd-nspawn --machine={{container_name}} --hostname={{container_host}} --directory {{path/to/container_root}}
Check terminal's openness to write messages,mesg
Disallow receiving messages from other users,mesg n
Allow receiving messages from other users,mesg y
"Enable [v]erbose mode, printing a warning if the command is not executed from a terminal",mesg --verbose
Start the Logical Volume Manager interactive shell,sudo lvm
Initialize a drive or partition to be used as a physical volume,sudo lvm pvcreate {{/dev/sdXY}}
Display information about physical volumes,sudo lvm pvdisplay
Create a volume group called vg1 from the physical volume on `/dev/sdXY`,/dev/sdXY
Display information about volume groups,sudo lvm vgdisplay
Create a logical volume with size 10G from volume group vg1,sudo lvm lvcreate -L {{10G}} {{vg1}}
Display information about logical volumes,sudo lvm lvdisplay
Display help for a specific command,lvm help {{command}}
Download the contents of a URL to a file,ruget {{https://example.com/file}}
Download the contents of a URL to a specified [o]utput file,ruget --output {{file_name}} {{https://example.com/file}}
Check quotas on all mounted non-NFS filesystems,sudo quotacheck --all
Force check even if quotas are enabled (this can cause damage or loss to quota files),sudo quotacheck --force {{mountpoint}}
Check quotas on a given filesystem in debug mode,sudo quotacheck --debug {{mountpoint}}
"Check quotas on a given filesystem, displaying the progress",sudo quotacheck --verbose {{mountpoint}}
Check user quotas,sudo quotacheck --user {{user}} {{mountpoint}}
Check group quotas,sudo quotacheck --group {{group}} {{mountpoint}}
Get current setting,ctrlaltdel
"Set CTRL+ALT+DEL to reboot immediately, without any preparation",sudo ctrlaltdel hard
"Set CTRL+ALT+DEL to reboot ""normally"", giving processes a chance to exit first (send SIGINT to PID1)",sudo ctrlaltdel soft
Translate IP addresses (IPv4 and IPv6) to the corresponding ARPA name,arpaname {{ip_address}}
Add a new `apt` repository,apt
Remove an `apt` repository,apt
Update the package cache after adding a repository,add-apt-repository --update {{repository_spec}}
Allow source packages to be downloaded from the repository,add-apt-repository --enable-source {{repository_spec}}
Cancel a job using its ID,scancel {{job_id}}
Cancel all jobs from a user,scancel {{user_name}}
Show the general status of NetworkManager,nmcli general
Show the hostname of the current device,nmcli general hostname
Change the hostname of the current device,sudo nmcli general hostname {{new_hostname}}
Show the permissions of NetworkManager,nmcli general permissions
Show the current logging level and domains,nmcli general logging
Set the logging level and/or domains (see `man NetworkManager.conf` for all available domains),man NetworkManager.conf
"Display CPU, disk, net, paging and system statistics",dstat
Display statistics every 5 seconds and 4 updates only,dstat {{5}} {{4}}
Display CPU and memory statistics only,dstat --cpu --mem
List all available dstat plugins,dstat --list
Display the process using the most memory and most CPU,dstat --top-mem --top-cpu
Display battery percentage and remaining battery time,dstat --battery --battery-remain
"List all files, including hidden files",dir -all
List files including their author (`-l` is required),-l
List files excluding those that match a specified blob pattern,dir --hide={{pattern}}
List subdirectories recursively,dir --recursive
Display help,dir --help
Start and navigate the current directory tree interactively,br
Start displaying the size of files and directories,br --sizes
Start displaying permissions,br --permissions
Start displaying directories only,br --only-folders
Start displaying hidden files and directories,br --hidden
List all genres,id3v2 --list-genres
List all tags of specific files,id3v2 --list-tags {{path/to/file1 path/to/file2 ...}}
Delete all `id3v2` or `id3v1` tags of specific files,id3v2` or `id3v1
Display help,id3v2 --help
Display version,id3v2 --version
Set up a given swap area,sudo mkswap {{path/to/file}}
Check a partition for bad blocks before creating the swap area,sudo mkswap -c {{path/to/file}}
Specify a label for the partition (to allow `swapon` to use the label),swapon
List all SCSI devices,lsscsi
List all SCSI devices with detailed attributes,lsscsi -L
List all SCSI devices with human-readable disk capacity,lsscsi -s
Execute a specific command via a guest agent,qm guest exec {{vm_id}} {{command}} {{argument1 argument2 ...}}
Execute a specific command via a guest agent asynchronously,qm guest exec {{vm_id}} {{argument1 argument2 ...}} --synchronous 0
Execute a specific command via a guest agent with a specified timeout of 10 seconds,qm guest exec {{vm_id}} {{argument1 argument2...}} --timeout {{10}}
Execute a specific command via a guest agent and forward input from STDIN until EOF to the guest agent,qm guest exec {{vm_id}} {{argument1 argument2 ...}} --pass-stdin 1
Display the attributes of the files in the current directory,lsattr
List the attributes of files in a particular path,lsattr {{path}}
List file attributes recursively in the current and subsequent directories,lsattr -R
"Show attributes of all the files in the current directory, including hidden ones",lsattr -a
Display attributes of directories in the current directory,lsattr -d
Display information about all CPUs,lscpu
Display information in a table,lscpu --extended
Display only information about offline CPUs in a table,lscpu --extended --offline
View documentation for the original command,tldr bat
Show all performance counters related to the execution of `slurmctld`,slurmctld
Reset performance counters related to the execution of `slurmctld`,slurmctld
Specify the output format,sdiag --all --{{json|yaml}}
Specify the cluster to send commands to,sdiag --all --cluster={{cluster_name}}
Convert the given assembly code to `bytes`,bytes
Create a cyclic pattern of the specific number of characters,pwn cyclic {{number}}
Encode the given data into the hexadecimal system,pwn hex {{deafbeef}}
Decode the given data from hexadecimal,pwn unhex {{6c4f7645}}
Print a x64 Linux shellcode for running a shell,pwn shellcraft {{amd64.linux.sh}}
Check the binary security settings for the given ELF file,pwn checksec {{path/to/file}}
Check for Pwntools updates,pwn update
Display version,pwn version
Display a report of CPU and disk statistics since system startup,iostat
Display a report of CPU and disk statistics with units converted to megabytes,iostat -m
Display CPU statistics,iostat -c
Display disk statistics with disk names (including LVM),iostat -N
"Display extended disk statistics with disk names for device ""sda""",iostat -xN {{sda}}
Display incremental reports of CPU and disk statistics every 2 seconds,iostat {{2}}
Display a cursor to send a window to the system tray when pressing the left mouse button (press any other mouse button to cancel),kdocker
Open an application and send it to the system tray,kdocker {{application}}
Send focused window to the system tray,kdocker -f
Display a cursor to send a window to the system tray with a custom icon when pressing the left mouse button,kdocker -i {{/path/to/icon}}
"Open an application, send it to the system tray and if focus is lost, minimize it",kdocker -l {{application}}
Display version,kdocker --version
Reset a virtual machine,qm reset {{vm_id}}
Reset a virtual machine and skip lock (only root can use this option),qm reset --skiplock {{true}} {{vm_id}}
Show information for IPv4 and IPv6 sockets for both listening and connected sockets,sockstat
Show information for IPv[4]/IPv[6] sockets [l]istening on specific [p]orts using a specific p[R]otocol,"sockstat -{{4|6}} -l -R {{tcp|udp|raw|unix}} -p {{port1,port2...}}"
Also show [c]onnected sockets and [u]nix sockets,sockstat -cu
Only show sockets of the specified `pid` or process,pid
Only show sockets of the specified `uid` or user,uid
Only show sockets of the specified `gid` or group,gid
Clear all previous `slurmctld` states from its last checkpoint,slurmctld
"Set the daemon's nice value to the specified value, typically a negative number",slurmctld -n {{value}}
Write log messages to the specified file,slurmctld -L {{path/to/output_file}}
Display help,slurmctld -h
Display version,slurmctld -V
View documentation for the original command,tldr qm disk move
Execute a command on a remote host,rsh {{remote_host}} {{ls -l}}
Execute a command on a remote host with a specific username,rsh {{remote_host}} -l {{username}} {{ls -l}}
Redirect `stdin` to `/dev/null` when executing a command on a remote host,stdin` to `/dev/null
Record a sample recording using the default target,pw-record {{path/to/file.wav}}
Record a sample recording at a different volume level,pw-record --volume={{0.1}} {{path/to/file.wav}}
Record a sample recording using a different sample rate,pw-record --rate={{6000}} {{path/to/file.wav}}
Install GRUB on a BIOS system,grub-install --target={{i386-pc}} {{path/to/device}}
Install GRUB on an UEFI system,grub-install --target={{x86_64-efi}} --efi-directory={{path/to/efi_directory}} --bootloader-id={{GRUB}}
Install GRUB pre-loading specific modules,"grub-install --target={{x86_64-efi}} --efi-directory={{path/to/efi_directory}} --modules=""{{part_gpt part_msdos}}"""
Trace all program executions occurring on the system,sudo extrace
Run a command and only trace descendants of this command,sudo extrace {{command}}
Print the current working directory of each process,sudo extrace -d
Resolve the full path of each executable,sudo extrace -l
Display the user running each process,sudo extrace -u
Synchronize and set date and time,sudo ntpdate {{host}}
Query the host without setting the time,ntpdate -q {{host}}
Use an unprivileged port in case a firewall is blocking privileged ports,sudo ntpdate -u {{host}}
Force time to be stepped using `settimeofday` instead of `slewed`,settimeofday` instead of `slewed
Set a user's login shell to `nologin` to prevent the user from logging in,nologin
Customize message for users with the login shell of `nologin`,nologin
Synchronize date and time,sudo htpdate {{host}}
"Perform simulation of synchronization, without any action",htpdate -q {{host}}
Compensate the systematic clock drift,sudo htpdate -x {{host}}
Set time immediate after the synchronization,sudo htpdate -s {{host}}
Connect to a remote computer (default port is 3389),rdesktop -u {{username}} -p {{password}} {{host:port}}
Simple Examples,rdesktop -u Administrator -p passwd123 192.168.1.111:3389
Connect to a remote computer with full screen (press `Ctrl + Alt + Enter` to exist),Ctrl + Alt + Enter
Use the customed resolution (use the letter 'x' between the number),rdesktop -u {{username}} -p {{password}} -g 1366x768 {{host:port}}
Connect to a remote computer using domain user,rdesktop -u {{username}} -p {{password}} -d {{domainname}} {{host:port}}
Use the 16-bit color (speed up),rdesktop -u {{username}} -p {{password}} -a 16 {{host:port}}
Inhibit power management,kde-inhibit --power {{command}} {{command_arguments}}
Inhibit screen saver,kde-inhibit --screenSaver {{command}} {{command_arguments}}
"Launch VLC, and inhibit color correction (night mode) while it's running",kde-inhibit --colorCorrect {{vlc}}
Release all address leases,sudo dhcpcd --release
Request the DHCP server for new leases,sudo dhcpcd --rebind
"Take a screenshot and save it to the default location, normally `~/Pictures`",~/Pictures
Take a screenshot and save it to the named file location,gnome-screenshot --file {{path/to/file}}
Take a screenshot and save it to the clipboard,gnome-screenshot --clipboard
Take a screenshot after the specified number of seconds,gnome-screenshot --delay {{5}}
Launch the GNOME Screenshot GUI,gnome-screenshot --interactive
Take a screenshot of the current window and save it to the specified file location,gnome-screenshot --window --file {{path/to/file}}
Take a screenshot after the specified number of seconds and save it to the clipboard,gnome-screenshot --delay {{10}} --clipboard
Display the version,gnome-screenshot --version
List information about loaded `eBPF` programs,eBPF
List `eBPF` program attachments in the kernel networking subsystem,eBPF
List all active links,bpftool link list
"List all `raw_tracepoint`, `tracepoint`, `kprobe` attachments in the system","raw_tracepoint`, `tracepoint`, `kprobe"
List `BPF Type Format (BTF)` data,BPF Type Format (BTF)
List information about loaded maps,bpftool map list
"Probe a network device ""eth0"" for supported `eBPF` features",eBPF
Run commands in batch mode from a file,bpftool batch file {{myfile}}
Lock the screen showing a white background,i3lock
Lock the screen with a simple color background (rrggbb format),i3lock --color {{0000ff}}
Lock the screen to a PNG background,i3lock --image {{path/to/file.png}}
Lock the screen and disable the unlock indicator (removes feedback on keypress),i3lock --no-unlock-indicator
Lock the screen and don't hide the mouse pointer,i3lock --pointer {{default}}
Lock the screen to a PNG background tiled over all monitors,i3lock --image {{path/to/file.png}} --tiling
Lock the screen and show the number of failed login attempts,i3lock --show-failed-attempts
Display the wireframe of an icosahedron that changes its position every 0.1 seconds,ico -sleep {{0.1}}
Display a solid icosahedron with red faces on a blue background,ico -faces -noedges -colors {{red}} -bg {{blue}}
Display the wireframe of a cube with size 100x100 that moves by +1+2 per frame,ico -obj {{cube}} -size {{100x100}} -delta {{+1+2}}
Display the inverted wireframe of an icosahedron with line width 10 using 5 threads,ico -i -lw {{10}} -threads {{5}}
Install one or more packages from files,sudo pacman --upgrade {{path/to/package1.pkg.tar.zst}} {{path/to/package2.pkg.tar.zst}}
Install a package without prompting,sudo pacman --upgrade --noconfirm {{path/to/package.pkg.tar.zst}}
Overwrite conflicting files during a package installation,sudo pacman --upgrade --overwrite {{path/to/file}} {{path/to/package.pkg.tar.zst}}
"Install a package, skipping the dependency version checks",sudo pacman --upgrade --nodeps {{path/to/package.pkg.tar.zst}}
List packages that would be affected (does not install any packages),pacman --upgrade --print {{path/to/package.pkg.tar.zst}}
Display help,pacman --upgrade --help
Release a build artifact,pkgctl release --repo {{repository}} --message {{commit_message}}
Mount a `.raw` image file into a DMG container file,.raw
Mount an EWF image file with write-cache support into a VHD file to boot from,xmount --cache {{path/to/cache.ovl}} --in {{ewf}} {{path/to/image.E??}} --out {{vhd}} {{mountpoint}}
Mount the first partition at sector 2048 into a new `.raw` image file,.raw
Start an arithmetic quiz,arithmetic
Specify one or more arithmetic [o]peration symbols to get problems on them,arithmetic -o {{+|-|x|/}}
"Specify a range. Addition and multiplication problems would feature numbers between 0 and range, inclusive. Subtraction and division problems would have required result and number to be operated on, between 0 and range",arithmetic -r {{7}}
Enter a `toolbox` container using the default image of a specific distribution,toolbox
Enter a `toolbox` container using the default image of a specific release of the current distribution,toolbox
Enter a toolbox container using the default image for Fedora 39,toolbox enter --distro {{fedora}} --release {{f39}}
Display status information of a comma-separated list of jobs,sstat --jobs={{job_id}}
"Display job ID, average CPU and average virtual memory size of a comma-separated list of jobs, with pipes as column delimiters","sstat --parsable --jobs={{job_id}} --format={{JobID,AveCPU,AveVMSize}}"
Display list of fields available,sstat --helpformat
Install or reinstall the `br` shell function,br
Make and download a package,pkgmk -d
Install the package after making it,pkgmk -d -i
Upgrade the package after making it,pkgmk -d -u
Ignore the footprint when making a package,pkgmk -d -if
Ignore the MD5 sum when making a package,pkgmk -d -im
Update the package's footprint,pkgmk -uf
Add kernel boot arguments to all kernel menu entries,sudo grubby --update-kernel=ALL --args '{{quiet console=ttyS0}}'
Remove existing arguments from the entry for the default kernel,sudo grubby --update-kernel=DEFAULT --remove-args {{quiet}}
List all kernel menu entries,sudo grubby --info=ALL
Run `trayer`,trayer
Position `trayer` to a specific edge,trayer
Provide a specific height and width of the panel (in pixels),trayer --width {{10}} --height {{32}}
Provide the width of the panel in pixels or percentages,trayer --widthtype {{pixel|percent}} --width {{72}}
Align `trayer` to a specific direction,trayer
Provide spacing between icons (in pixels),trayer --iconspacing {{10}}
Start an X session,startx
Start an X session with a predefined depth value,startx -- -depth {{value}}
Start an X session with a predefined dpi value,startx -- -dpi {{value}}
Override the settings in the `.xinitrc` file and start a new X session,.xinitrc
Generate a graph to `pw.dot` file,pw.dot
"Specify an output file, showing all object types",pw-dot --output {{path/to/file.dot}} --all
"Print `.dot` graph to `stdout`, showing all object properties",.dot` graph to `stdout
"Generate a graph from a remote instance, showing only linked objects",pw-dot --remote {{remote_name}} --smart
"Lay the graph from left to right, instead of dot's default top to bottom",pw-dot --lr
Lay the graph using 90-degree angles in edges,pw-dot --90
Run a specific command using the same namespaces as an existing process,nsenter --target {{pid}} --all {{command}} {{command_arguments}}
Run a specific command in an existing process's network namespace,nsenter --target {{pid}} --net {{command}} {{command_arguments}}
Run a specific command in an existing process's PID namespace,nsenter --target {{pid}} --pid {{command}} {{command_arguments}}
Run a specific command in an existing process's IPC namespace,nsenter --target {{pid}} --ipc {{command}} {{command_arguments}}
"Run a specific command in an existing process's UTS, time, and IPC namespaces",nsenter --target {{pid}} --uts --time --ipc -- {{command}} {{command_arguments}}
Run a specific command in an existing process's namespace by referencing procfs,nsenter --pid=/proc/{{pid}}/pid/net -- {{command}} {{command_arguments}}
Show the current settings of the system locale and keyboard mapping,localectl
List available locales,localectl list-locales
Set a system locale variable,localectl set-locale {{LANG}}={{en_US.UTF-8}}
List available keymaps,localectl list-keymaps
Set the system keyboard mapping for the console and X11,localectl set-keymap {{us}}
Start the editor,pluma
Open specific documents,pluma {{path/to/file1 path/to/file2 ...}}
Open documents using a specific encoding,pluma --encoding {{WINDOWS-1252}} {{path/to/file1 path/to/file2 ...}}
Print all supported encodings,pluma --list-encodings
Open document and go to a specific line,pluma +{{10}} {{path/to/file}}
Run the protontricks GUI,protontricks --gui
Run Winetricks for a specific game,protontricks {{appid}} {{winetricks_args}}
Run a command within a game's installation directory,protontricks -c {{command}} {{appid}}
[l]ist all installed games,protontricks -l
[s]earch for a game's App ID by name,protontricks -s {{game_name}}
Display help,protontricks --help
List all currently tracked connections,conntrack --dump
Display a real-time event log of connection changes,conntrack --event
Display a real-time event log of connection changes and associated timestamps,conntrack --event -o timestamp
Display a real-time event log of connection changes for a specific IP address,conntrack --event --orig-src {{ip_address}}
Delete all flows for a specific source IP address,conntrack --delete --orig-src {{ip_address}}
Screenshot all outputs,grim
Screenshot a specific output,grim -o {{path/to/output_file}}
Screenshot a specific region,"grim -g ""{{<x_position>,<y_position> <width>x<height>}}"""
"Select a specific region and screenshot it, (using slurp)","grim -g ""{{$(slurp)}}"""
Use a custom filename,"grim ""{{path/to/file.png}}"""
Screenshot and copy to clipboard,grim - | {{clipboard_manager}}
Automatically compile and install a generic kernel,sudo genkernel all
Build and install the bzImage|initramfs|kernel|ramdisk only,sudo genkernel {{bzImage|initramfs|kernel|ramdisk}}
Apply changes to the kernel configuration before compiling and installing,sudo genkernel --menuconfig all
Generate a kernel with a custom name,sudo genkernel --kernname={{custom_name}} all
Use a kernel source outside the default directory `/usr/src/linux`,/usr/src/linux
Start the editor,xed
Open specific files,xed {{path/to/file1 path/to/file2 ...}}
Open files using a specific encoding,xed --encoding {{WINDOWS-1252}} {{path/to/file1 path/to/file2 ...}}
Print all supported encodings,xed --list-encodings
Open a file and go to a specific line,xed +{{10}} {{path/to/file}}
Lock the display and show a padlock instead of the cursor,xtrlock
Display a blank screen as well as the padlock cursor,xtrlock -b
Fork the xtrlock process and return immediately,xtrlock -f
View documentation for the original command,tldr apport-bug
Add a new client device,sudo pivpn add
List all client devices,sudo pivpn list
List currently connected devices and their statistics,sudo pivpn clients
Revoke a previously authenticated device,sudo pivpn revoke
Uninstall PiVPN,sudo pivpn uninstall
List available modems,mmcli --list-modems
Print information about a modem,mmcli --modem={{modem}}
Enable a modem,mmcli --modem={{modem}} --enable
List SMS messages available on the modem,sudo mmcli --modem={{modem}} --messaging-list-sms
"Delete a message from the modem, specifying its path",sudo mmcli --modem={{modem}} --messaging-delete-sms={{path/to/message_file}}
Initialize a repository of the files in `$PWD` with metadata in `$PWD/path/to/repo`,$PWD` with metadata in `$PWD/path/to/repo
Create a commit (snapshot) of the files,ostree commit --repo {{path/to/repo}} --branch {{branch_name}}
Show files in commit,ostree ls --repo {{path/to/repo}} {{commit_id}}
Show metadata of commit,ostree show --repo {{path/to/repo}} {{commit_id}}
Show list of commits,ostree log --repo {{path/to/repo}} {{branch_name}}
Show repo summary,ostree summary --repo {{path/to/repo}} --view
Show available refs (branches),ostree refs --repo {{path/to/repo}}
Search for a package in remote repositories using a regular expression or a keyword (if `--regex` is omitted),--regex
Show information about an installed package,xbps-query --show {{package}}
Show information about a package in remote repositories,xbps-query --show {{package}} --repository
List packages registered in the package database,xbps-query --list-pkgs
List explicitly installed packages (i.e. not automatically installed as dependencies),xbps-query --list-manual-pkgs
Send a GET request (default method with no request data),http {{https://example.com}}
Send a POST request (default method with request data),http {{https://example.com}} {{hello=World}}
Send a POST request with redirected input,http {{https://example.com}} < {{file.json}}
Send a PUT request with a given JSON body,http PUT {{https://example.com/todos/7}} {{hello=world}}
Send a DELETE request with a given request header,http DELETE {{https://example.com/todos/7}} {{API-Key:foo}}
Show the whole HTTP exchange (both request and response),http -v {{https://example.com}}
Download a file,http --download {{https://example.com}}
Follow redirects and show intermediary requests and responses,http --follow --all {{https://example.com}}
Add a new `apt` repository,apt
Remove an `apt` repository,apt
Update the package cache after adding a repository,apt-add-repository --update {{repository_spec}}
Enable source packages,apt-add-repository --enable-source {{repository_spec}}
Notify the operating system kernel of partition table changes,sudo partprobe
Notify the kernel of partition table changes and show a summary of devices and their partitions,sudo partprobe --summary
Show a summary of devices and their partitions but don't notify the kernel,sudo partprobe --summary --dry-run
Display the routing policy,ip rule {{show|list}}
Add a new rule based on packet source addresses,sudo ip rule add from {{192.168.178.2/32}}
Add a new rule based on packet destination addresses,sudo ip rule add to {{192.168.178.2/32}}
Delete a rule based on packet source addresses,sudo ip rule delete from {{192.168.178.2/32}}
Delete a rule based on packet destination addresses,sudo ip rule delete to {{192.168.178.2/32}}
Flush all deleted rules,ip rule flush
Save all rules to a file,ip rule save > {{path/to/ip_rules.dat}}
Restore all rules from a file,ip rule restore < {{path/to/ip_rules.dat}}
Disable a module,sudo a2dismod {{module}}
Don't show informative messages,sudo a2dismod --quiet {{module}}
Download a binary package,dget {{package}}
Download and extract a package source from its `.dsc` file,.dsc
Download a package source tarball from its `.dsc` file but don't extract it,.dsc
List all currently loaded kernel modules,lsmod
Set a default boot entry (Assuming the boot entry already exists),grub-editenv /boot/grub/grubenv set default={{Ubuntu}}
Display the current value of the `timeout` variable,timeout
Reset the `saved_entry` variable to the default,saved_entry
"Append ""quiet splash"" to the kernel command line",grub-editenv /boot/grub/grubenv list kernel_cmdline
List all files inside a compressed archive,lz {{path/to/file.tar.gz}}
Print a specific key value,dconf read {{/path/to/key}}
Print a specific path sub-directories and sub-keys,dconf list {{/path/to/directory/}}
Write a specific key value,"dconf write {{/path/to/key}} ""{{value}}"""
Reset a specific key value,dconf reset {{/path/to/key}}
Watch a specific key/directory for changes,dconf watch {{/path/to/key|/path/to/directory/}}
Dump a specific directory in INI file format,dconf dump {{/path/to/directory/}}
Display help for a specific command,qm help {{command}}
Display help for a specific command with detailed information,qm help {{command}} --verbose {{true|false}}
Update the binary repository as final release step,pkgctl db update
Show pipe delimited cluster utilization data,sreport --parsable cluster utilization
Show number of jobs run,sreport job sizes printjobcount
Show users with the highest CPU time use,sreport user topuser
Display information for all CPUs,cpuid
Display information only for the current CPU,cpuid -1
Display raw hex information with no decoding,cpuid -r
Display the man page for `fprintd`,fprintd
Edit action can be used to view any file on default mailcap explorer,edit {{filename}}
With `run-mailcap`,run-mailcap
Replace all `apple` (basic regex) occurrences with `mango` (basic regex) in all input lines and print the result to `stdout`,apple` (basic regex) occurrences with `mango` (basic regex) in all input lines and print the result to `stdout
Replace all `apple` (extended regex) occurrences with `APPLE` (extended regex) in all input lines and print the result to `stdout`,apple` (extended regex) occurrences with `APPLE` (extended regex) in all input lines and print the result to `stdout
Replace all `apple` (basic regex) occurrences with `mango` (basic regex) in a specific file and overwrite the original file in place,apple` (basic regex) occurrences with `mango
Execute a specific script [f]ile and print the result to `stdout`,stdout
Print just the first line to `stdout`,stdout
[d]elete the first line of a file,sed -i 1d {{path/to/file}}
[i]nsert a new line at the first line of a file,sed -i '1i\your new line text\' {{path/to/file}}
List available portable service images discovered in the portable image search paths,portablectl list
Attach a portable service image to the host system,portablectl attach {{path/to/image}}
Detach a portable service image from the host system,portablectl detach {{path/to/image|image_name}}
Display details and metadata about a specified portable service image,portablectl inspect {{path/to/image}}
Check if a portable service image is attached to the host system,portablectl is-attached {{path/to/image|image_name}}
Decompress a file,lrunzip {{filename.lrz}}
Decompress a file using a specific number of processor threads,lrunzip -p {{8}} {{filename.lrz}}
Decompress a file and silently overwrite files if they exist,lrunzip -f {{filename.lrz}}
Keep broken or damaged files instead of deleting them when decompressing,lrunzip -K {{filename.lrz}}
Specify output file name and/or path,lrunzip -o {{outfilename}} {{filename.lrz}}
"Display the current state of the system (known screens, resolutions, ...)",xrandr --query
Disable disconnected outputs and enable connected ones with default settings,xrandr --auto
"Change the resolution and update frequency of DisplayPort 1 to 1920x1080, 60Hz",xrandr --output {{DP1}} --mode {{1920x1080}} --rate {{60}}
Set the resolution of HDMI2 to 1280x1024 and put it on the right of DP1,xrandr --output {{HDMI2}} --mode {{1280x1024}} --right-of {{DP1}}
Disable the VGA1 output,xrandr --output {{VGA1}} --off
Set the brightness for LVDS1 to 50%,xrandr --output {{LVDS1}} --brightness {{0.5}}
To view a file,gs -dQUIET -dBATCH {{file.pdf}}
Reduce PDF file size to 150 dpi images for reading on a e-book device,gs -dNOPAUSE -dQUIET -dBATCH -sDEVICE=pdfwrite -dPDFSETTINGS=/ebook -sOutputFile={{output.pdf}} {{input.pdf}}
Convert PDF file (pages 1 through 3) to an image with 150 dpi resolution,gs -dQUIET -dBATCH -dNOPAUSE -sDEVICE=jpeg -r150 -dFirstPage={{1}} -dLastPage={{3}} -sOutputFile={{output_%d.jpg}} {{input.pdf}}
Extract pages from a PDF file,gs -dQUIET -dBATCH -dNOPAUSE -sDEVICE=pdfwrite -sOutputFile={{output.pdf}} {{input.pdf}}
Merge PDF files,gs -dQUIET -dBATCH -dNOPAUSE -sDEVICE=pdfwrite -sOutputFile={{output.pdf}} {{input1.pdf}} {{input2.pdf}}
Convert from PostScript file to PDF file,gs -dQUIET -dBATCH -dNOPAUSE -sDEVICE=pdfwrite -sOutputFile={{output.pdf}} {{input.ps}}
List [a]ll configuration values available,getconf -a
List the configuration values for a specific directory,getconf -a {{path/to/directory}}
Check if the system is 32-bit or 64-bit,getconf LONG_BIT
Check how many processes the current user can run at once,getconf CHILD_MAX
List every configuration value and then find patterns with the `grep` command (i.e every value with MAX in it),grep
Search for a given package,extrepo search {{package}}
Enable the repository,sudo extrepo enable {{repository_name}}
Disable the repository,sudo extrepo disable {{repository_name}}
Update the repository,sudo extrepo update {{repository_name}}
Get the current backlight value in percent,light
Set the backlight value to 50 percent,light -S {{50}}
Reduce 20 percent from the current backlight value,light -U {{20}}
Add 20 percent to the current backlight value,light -A {{20}}
Integrate firejail with your desktop environment,sudo firecfg
Open a restricted Mozilla Firefox,firejail {{firefox}}
Start a restricted Apache server on a known interface and address,firejail --net={{eth0}} --ip={{192.168.1.244}} {{/etc/init.d/apache2}} {{start}}
List running sandboxes,firejail --list
List network activity from running sandboxes,firejail --netstats
Shutdown a running sandbox,firejail --shutdown={{7777}}
Run a restricted Firefox session to browse the internet,firejail --seccomp --private --private-dev --private-tmp --protocol=inet firefox --new-instance --no-remote --safe-mode --private-window
Use custom hosts file (overriding `/etc/hosts` file),/etc/hosts
Interactively log into a NordVPN account,nordvpn login
Display the connection status,nordvpn status
Connect to the nearest NordVPN server,nordvpn connect
List all available countries,nordvpn countries
Connect to a NordVPN server in a specific country,nordvpn connect {{Germany}}
Connect to a NordVPN server in a specific country and city,nordvpn connect {{Germany}} {{Berlin}}
Set autoconnect option,nordvpn set autoconnect on
Run a LOLCODE file,lci {{path/to/file}}
Display help,lci -h
Display version,lci -v
Get the label of a FAT32 partition,fatlabel {{/dev/sda1}}
Set the label of a FAT32 partition,"fatlabel {{/dev/sdc3}} ""{{new_label}}"""
Start `ntpq` in interactive mode,ntpq
Print a list of NTP peers,ntpq --peers
Print a list of NTP peers without resolving hostnames from IP addresses,ntpq --numeric --peers
Use `ntpq` in debugging mode,ntpq
Print NTP system variables values,ntpq --command={{rv}}
Create a template out of a specific virtual machine,qm template {{vm_id}}
Save the current screen layout,autorandr --save {{profile_name}}
Show the saved profiles,autorandr
Load the first detected profile,autorandr --change
Load a specific profile,autorandr --load {{profile_name}}
Set the default profile,autorandr --default {{profile_name}}
Connect to ProtonVPN interactively,protonvpn-cli connect
Connect to ProtonVPN using the fastest server available,protonvpn-cli connect --fastest
Connect to ProtonVPN using a specific server with a specific protocol,protonvpn-cli connect {{server_name}} --protocol {{udp|tcp}}
Connect to ProtonVPN using a random server with a specific protocol,protonvpn-cli connect --random --protocol {{udp|tcp}}
Connect to ProtonVPN using the fastest Tor-supporting server,protonvpn-cli connect --tor
Display help,protonvpn-cli connect --help
Dump the `/var/log/wtmp` file to `stdout` as plain text,/var/log/wtmp` file to `stdout
Load a previously dumped file into `/var/log/wtmp`,/var/log/wtmp
View documentation for the original command,tldr nmtui
Replace the input file with its stripped version,strip {{path/to/file}}
"Strip symbols from a file, saving the output to a specific file",strip {{path/to/input_file}} -o {{path/to/output_file}}
Strip debug symbols only,strip --strip-debug {{path/to/file.o}}
"Install a package, or update it to the latest available version",sudo nala install {{package}}
Remove a package,sudo nala remove {{package}}
Remove a package and its configuration files,nala purge {{package}}
"Search package names and descriptions using a word, regex (default) or glob","nala search ""{{pattern}}"""
Update the list of available packages and upgrade the system,sudo nala upgrade
Remove all unused packages and dependencies from your system,sudo nala autoremove
Fetch fast mirrors to improve download speeds,sudo nala fetch
Display the history of all transactions,nala history
Generate status report with configuration and all active settings,sudo tlp-stat
Show information about various devices,sudo tlp-stat --{{battery|disk|processor|graphics|pcie|rfkill|usb}}
Show verbose information about devices that support verbosity,sudo tlp-stat --verbose --{{battery|processor|pcie|usb}}
Show configuration,sudo tlp-stat {{-c|--config}}
Monitor [p]ower supply `udev` [ev]ents,udev
Show [p]ower [sup]ply diagonistics,sudo tlp-stat --psup
Show [temp]eratures and fan speed,sudo tlp-stat {{-t|--temp}}
Show general system information,sudo tlp-stat {{-s|--system}}
Capture a video for a specific amount of seconds,rpicam-raw -t {{2000}}} -o {{path/to/file.raw}}
Change video dimensions and framerate,rpicam-raw -t {{5000}} --width {{4056}} --height {{3040}} -o {{path/to/file.raw}} --framerate {{8}}
List all available commands,vcgencmd commands
Print the current CPU temperature,vcgencmd measure_temp
Print the current voltage,vcgencmd measure_volts
Print the throttled state of the system as a bit pattern,vcgencmd get_throttled
Print the bootloader configuration (only available on Raspberry Pi 4 models),vcgencmd bootloader_config
Display help,vcgencmd --help
Upgrade installed packages to the newest available versions,sudo dnf upgrade
Search packages via keywords,dnf search {{keyword1 keyword2 ...}}
Display details about a package,dnf info {{package}}
Install a new package (use `-y` to confirm all prompts automatically),-y
Remove a package,sudo dnf remove {{package1 package2 ...}}
List installed packages,dnf list --installed
Find which packages provide a given command,dnf provides {{command}}
View all past operations,dnf history
View the queue,squeue
View jobs queued by a specific user,squeue -u {{username}}
View the queue and refresh every 5 seconds,squeue -i {{5}}
View the queue with expected start times,squeue --start
Display information about volume groups,vgs
Display all volume groups,vgs -a
Change default display to show more details,vgs -v
Display only specific fields,"vgs -o {{field_name_1}},{{field_name_2}}"
Append field to default display,vgs -o +{{field_name}}
Suppress heading line,vgs --noheadings
Use separator to separate fields,vgs --separator =
List installed packages and versions,pacman --query
List only packages and versions that were explicitly installed,pacman --query --explicit
Find which package owns a file,pacman --query --owns {{filename}}
Display information about an installed package,pacman --query --info {{package}}
List files owned by a package,pacman --query --list {{package}}
List orphan packages (installed as dependencies but not required by any package),pacman --query --unrequired --deps --quiet
List installed packages not found in the repositories,pacman --query --foreign
List outdated packages,pacman --query --upgrades
Start `raspi-config`,raspi-config
Print the count of unread articles,feedreader --unreadCount
Add a URL for a feed to follow,feedreader --addFeed={{feed_url}}
Grab a specific article using its URL,feedreader --grabArticle={{article_url}}
Download all images from a specific article,feedreader --url={{feed_url}} --grabImages={{article_path}}
Play media from a URL,feedreader --playMedia={{article_url}}
List all the suboptions for a specific option,virt-xml --{{option}}=?
"List all the suboptions for disk, network, and boot",virt-xml --disk=? --network=? --boot=?
Edit a value for a specific domain,virt-xml {{domain}} --edit --{{option}} {{suboption}}={{new_value}}
Change the description for a specific domain,"virt-xml {{domain}} --edit --metadata description=""{{new_description}}"""
Enable/Disable the boot device menu for a specific domain,virt-xml {{domain}} --edit --boot bootmenu={{on|off}}
Attach host USB hub to a running VM (See: tldr lsusb),virt-xml {{domain}} --update --add-device --hostdev {{bus}}.{{device}}
Create an exfat filesystem inside partition 1 on device b (`sdb1`),sdb1
Create filesystem with a volume-name,mkfs.exfat -n {{volume_name}} {{/dev/sdb1}}
Create filesystem with a volume-id,mkfs.exfat -i {{volume_id}} {{/dev/sdb1}}
"Redirect the IO streams (`stdout`, `stderr`, and `stdin`) of a Slurm job step to the current terminal","stdout`, `stderr`, and `stdin"
Use the current console's input as `stdin` to the specified task,stdin
Only redirect `stdin`/`stderr` of the specified task,stdin`/`stderr
Launch finch,finch
Quit,<Alt> + q OR <Ctrl> + c
Show actions menu,<Alt> + a
Jump to n-th window,<Alt> + {{number_key}}
Close current window,<Alt> + c
"Start moving a window, use arrow keys to move, press escape when done",<Alt> + m
"Start resizing a window, use arrow keys to resize, press escape when done",<Alt> + r
Disable password expiration for the user,sudo lchage --date -1 {{username}}
Display the password policy for the user,sudo lchage --list {{username}}
Require password change for the user a certain number of days after the last password change,sudo lchage --maxdays {{number_of_days}} {{username}}
Start warning the user a certain number of days before the password expires,sudo lchage --warndays {{number_of_days}} {{username}}
Create a new user with a default home directory and prompt the user to set a password,adduser {{username}}
Create a new user without a home directory,adduser --no-create-home {{username}}
Create a new user with a home directory at the specified path,adduser --home {{path/to/home}} {{username}}
Create a new user with the specified shell set as the login shell,adduser --shell {{path/to/shell}} {{username}}
Create a new user belonging to the specified group,adduser --ingroup {{group}} {{username}}
List all input devices,xinput list
Disable an input,xinput disable {{id}}
Enable an input,xinput enable {{id}}
Disconnect an input from its master,xinput float {{id}}
Reattach an input as slave to a master,xinput reattach {{id}} {{master_id}}
List settings of an input device,xinput list-props {{id}}
Change a setting of an input device,xinput set-prop {{id}} {{setting_id}} {{value}}
Show the highscores,snake4scores
View documentation for the original command,tldr qm-disk-resize
Register a new trigger. Execute the specified program when the specified event occurs,strigger --set --{{primary_database_failure|primary_slurmdbd_failure|primary_slurmctld_acct_buffer_full|primary_slurmctld_failure|...}} --program={{path/to/executable}}
Execute the specified program when the specified job terminated,"strigger --set --jobid={{job_id}} --fini --program=""{{path/to/executable}} {{argument1 argument2 ...}}"""
View active triggers,strigger --get
View active triggers regarding the specified job,strigger --get --jobid={{job_id}}
Clear the specified trigger,strigger --clear {{trigger_id}}
Display limit values for all current resources for the running parent process,prlimit
Display limit values for all current resources of a specified process,prlimit --pid {{pid_number}}
Run a command with a custom number of open files limit,prlimit --nofile={{10}} {{command}}
Halt the system,halt
Power off the system (same as `poweroff`),poweroff
Reboot the system (same as `reboot`),reboot
Halt immediately without contacting the system manager,halt --force
Write the wtmp shutdown entry without halting the system,halt --wtmp-only
Make a search using Google,tuxi {{search_terms}}
"Display the search results in [r]aw format (no pretty output, no colors)",tuxi -r {{search_terms}}
"Display only search results (silences ""Did you mean?"", greetings and usage)",tuxi -q {{search_terms}}
Display help,tuxi -h
List all file labelling rules,sudo semanage fcontext --list
List all user-defined file labelling rules without headings,sudo semanage fcontext --list --locallist --noheading
Add a user-defined rule that labels any path which matches a PCRE regex,sudo semanage fcontext --add --type {{samba_share_t}} {{'/mnt/share(/.*)?'}}
Delete a user-defined rule using its PCRE regex,sudo semanage fcontext --delete {{'/mnt/share(/.*)?'}}
Relabel a directory recursively by applying the new rules,restorecon -R -v {{path/to/directory}}
Print the time and memory usage of a command,runlim {{command}} {{command_arguments}}
Log statistics to a file instead of `stdout`,stdout
Limit time to an upper bound (in seconds),runlim --time-limit={{number}} {{command}} {{command_arguments}}
Limit real-time to an upper bound (in seconds),runlim --real-time-limit={{number}} {{command}} {{command_arguments}}
Limit space to an upper bound (in MB),runlim --space-limit={{number}} {{command}} {{command_arguments}}
Upgrade a container using the container's native package manager,distrobox-upgrade {{container_name}}
Upgrade all containers using the container's native package managers,distrobox-upgrade --all
Upgrade specific containers via the container's native package manager,distrobox-upgrade {{container1 container2 ...}}
Copy a file to a remote host,rcp {{path/to/local_file}} {{username}}@{{remotehost}}:{{/path/to/destination/}}
Copy a directory recursively,rcp -r {{path/to/local_directory}} {{username}}@{{remotehost}}:{{/path/to/destination/}}
Preserve the file attributes,rcp -p {{path/to/local_file}} {{username}}@{{remotehost}}:{{/path/to/destination/}}
Force copy without a confirmation,rcp -f {{path/to/local_file}} {{username}}@{{remotehost}}:{{/path/to/destination/}}
Search for duplicate extents in a directory and show them,duperemove -r {{path/to/directory}}
Deduplicate duplicate extents on a Btrfs or XFS (experimental) filesystem,duperemove -r -d {{path/to/directory}}
Use a hash file to store extent hashes (less memory usage and can be reused on subsequent runs),duperemove -r -d --hashfile={{path/to/hashfile}} {{path/to/directory}}
Limit I/O threads (for hashing and dedupe stage) and CPU threads (for duplicate extent finding stage),duperemove -r -d --hashfile={{path/to/hashfile}} --io-threads={{N}} --cpu-threads={{N}} {{path/to/directory}}
View the pinout information and GPIO header diagram for the current Raspberry Pi,pinout
Open <https://pinout.xyz/> in the default browser,pinout -x
Power off ([h]alt) immediately,shutdown -h now
[r]eboot immediately,shutdown -r now
[r]eboot in 5 minutes,shutdown -r +{{5}} &
Shutdown at 1:00 pm (Uses 24[h] clock),shutdown -h 13:00
[c]ancel a pending shutdown/reboot operation,shutdown -c
Compile a source file into a `libtool` object,libtool
Create a library or an executable,libtool --mode=link gcc -o {{path/to/library.lo}} {{path/to/source.lo}}
Automatically set the library path so that another program can use uninstalled `libtool` generated programs or libraries,libtool
Install a shared library,libtool --mode=install cp {{path/to/library.la}} {{path/to/installation_directory}}
Complete the installation of `libtool` libraries on the system,libtool
Delete installed libraries or executables,libtool --mode=uninstall {{path/to/installed_library.la}}
Delete uninstalled libraries or executables,libtool --mode=clean rm {{path/to/source.lo}} {{path/to/library.la}}
Search for packages from the official repositories and AUR,aura --aursync --both --search {{keyword|regular_expression}}
Install a package from the AUR,aura --aursync {{package}}
Update all AUR packages in a verbose mode and remove all make dependencies,aura --aursync --diff --sysupgrade --delmakedeps --unsuppress
Install a package from the official repositories,aura --sync {{package}}
Synchronize and update all packages from the official repositories,aura --sync --refresh --sysupgrade
Downgrade a package using the package cache,aura --downgrade {{package}}
Remove a package and its dependencies,aura --remove --recursive --unneeded {{package}}
Remove orphan packages (installed as dependencies but not required by any package),aura --orphans --abandon
Capture an image and name the file,rpicam-jpeg -o {{path/to/file.jpg}}
Capture an image with set dimensions,rpicam-jpeg -o {{path/to/file.jpg}} --width {{1920}} --height {{1080}}
Capture an image with an exposure of 20 seconds and a gain of 150%,rpicam-jpeg -o {{path/to/file.jpg}} --shutter 20000 --gain 1.5
Pause notifications,dunstctl set-paused true
Un-pause notifications,dunstctl set-paused false
Close all notifications,dunstctl close-all
Display help,dunstctl --help
Convert an RPM package to a `cpio` archive and save it as `file.cpio` in the current directory,cpio` archive and save it as `file.cpio
List interfaces with detailed info,ip address
List interfaces with brief network layer info,ip -brief address
List interfaces with brief link layer info,ip -brief link
Display the routing table,ip route
Show neighbors (ARP table),ip neighbour
Make an interface up/down,ip link set {{interface}} {{up|down}}
Add/Delete an IP address to an interface,ip addr add/del {{ip}}/{{mask}} dev {{interface}}
Add a default route,ip route add default via {{ip}} dev {{interface}}
Build binary and source packages,rpmbuild -ba {{path/to/spec_file}}
Build a binary package without source package,rpmbuild -bb {{path/to/spec_file}}
Specify additional variables when building a package,"rpmbuild -bb {{path/to/spec_file}} --define ""{{variable1}} {{value1}}"" --define ""{{variable2}} {{value2}}"""
View documentation for the original command,tldr qm disk import
Open cmus into the specified directory (this will become your new working directory),cmus {{path/to/directory}}
Add file/directory to library,:add {{path/to/file_or_directory}}
Pause/unpause current song,c
Toggle shuffle mode on/off,s
Quit cmus,q
Display the whole control group hierarchy on your system,systemd-cgls
Display a control group tree of a specific resource controller,systemd-cgls {{cpu|memory|io}}
Display the control group hierarchy of one or more systemd units,systemd-cgls --unit {{unit1 unit2 ...}}
"List all NetworkManager connections (shows name, UUID, type and device)",nmcli connection
Activate a connection,nmcli connection up uuid {{uuid}}
Deactivate a connection,nmcli connection down uuid {{uuid}}
Create an auto-configured dual stack connection,nmcli connection add ifname {{interface_name}} type {{ethernet}} ipv4.method {{auto}} ipv6.method {{auto}}
Create a static IPv6-only connection,nmcli connection add ifname {{interface_name}} type {{ethernet}} ip6 {{2001:db8::2/64}} gw6 {{2001:db8::1}} ipv6.dns {{2001:db8::1}} ipv4.method {{ignore}}
Create a static IPv4-only connection,nmcli connection add ifname {{interface_name}} type {{ethernet}} ip4 {{10.0.0.7/8}} gw4 {{10.0.0.1}} ipv4.dns {{10.0.0.1}} ipv6.method {{ignore}}
Create a VPN connection using OpenVPN from an OVPN file,nmcli connection import type {{openvpn}} file {{path/to/vpn_config.ovpn}}
Show a service's status,rc-service {{service_name}} status
Start a service,sudo rc-service {{service_name}} start
Stop a service,sudo rc-service {{service_name}} stop
Restart a service,sudo rc-service {{service_name}} restart
Simulate running a service's custom command,sudo rc-service --dry-run {{service_name}} {{command_name}}
Actually run a service's custom command,sudo rc-service {{service_name}} {{command_name}}
Resolve the location of a service definition on disk,sudo rc-service --resolve {{service_name}}
Write the output of the specified command to the journal (both output streams are captured),systemd-cat {{command}}
Write the output of a pipeline to the journal (`stderr` stays connected to the terminal),stderr
Update the list of available slackbuilds and versions,slapt-src --update
List all available slackbuilds,slapt-src --list
"Fetch, build and install the specified slackbuild(s)",slapt-src --install {{slackbuild_name}}
Locate slackbuilds by their name or description,slapt-src --search {{search_term}}
Display information about a slackbuild,slapt-src --show {{slackbuild_name}}
Enable a virtual host,sudo a2ensite {{virtual_host}}
Don't show informative messages,sudo a2ensite --quiet {{virtual_host}}
Extract file contents in the current directory,ripmime -i {{path/to/file}}
Extract file contents in a specific directory,ripmime -i {{path/to/file}} -d {{path/to/directory}}
Extract file contents and print verbose output,ripmime -i {{path/to/file}} -v
Get detailed information about the whole decoding process,ripmime -i {{path/to/file}} --debug
Configure cloudinit settings for a specific user and set password for the user,qm cloud-init {{vm_id}} -user={{user}} -password={{password}}
Configure cloudinit settings for a specific user and set password for the user with a specific SSH key,qm cloud-init {{vm_id}} -user={{user}} -password={{password}} -sshkey={{ssh_key}}
Set the hostname for a specific virtual machine,qm cloud-init {{vm_id}} -hostname={{hostname}}
Configure the network interface settings for a specific virtual machine,qm cloud-init {{vm_id}} -ipconfig {{ipconfig}}
Configure a shell script to execute before `cloud-ini` is run on a virtual machine,cloud-ini
Display 100 decimal digits of Archimedes' constant Pi,pi
Display a specified number of decimal digits of Archimedes' constant Pi,pi {{number}}
Display recommended readings,pi --bibliography
Display help,pi --help
Display version,pi --version
Check a system for rootkits and malware,sudo rkhunter --check
Update rkhunter,sudo rkhunter --update
Print all available tests,sudo rkhunter --list
Display version,sudo rkhunter --versioncheck
Display help,sudo rkhunter --help
View documentation for the recommended replacement,tldr tail
Retrieve the X-Windows window ID of the running Firefox window(s),xdotool search --onlyvisible --name {{firefox}}
Click the right mouse button,xdotool click {{3}}
Get the ID of the currently active window,xdotool getactivewindow
Focus on the window with ID of 12345,xdotool windowfocus --sync {{12345}}
"Type a message, with a 500ms delay for each letter","xdotool type --delay {{500}} ""Hello world"""
Press the enter key,xdotool key {{KP_Enter}}
Open a new window of the default browser,sensible-browser
Open a URL in the default browser,sensible-browser {{url}}
Initialize `kdesrc-build`,kdesrc-build
Compile a KDE component and its dependencies from source,kdesrc-build {{component_name}}
Compile a component without updating its local code and without compiling its dependencies,kdesrc-build --no-src --no-include-dependencies {{component_name}}
Refresh the build directories before compiling,kdesrc-build --refresh-build {{component_name}}
Resume compilation from a specific dependency,kdesrc-build --resume-from={{dependency_component}} {{component_name}}
Print full compilation info,kdesrc-build --debug {{component_name}}
Build all configured components,kdesrc-build
Use system libraries in place of a component if it fails to build,kdesrc-build --no-stop-on-failure {{component_name}}
Display a calendar for the current month,cal
Display [3] months spanning the date,cal -3
Display the whole calendar for the current [y]ear,cal --year
Display the next twelve months,cal --twelve
Use Monday as the first day of the week,cal --monday
Display a calendar for a specific year (4 digits),cal {{year}}
Display a calendar for a specific month and year,cal {{month}} {{year}}
Move specific files to the trash bin,gio trash {{path/to/file_or_directory1 path/to/file_or_directory2 ...}}
List trash bin items,gio trash --list
Restore a specific item from trash using its ID,gio trash trash://{{id}}
Start `xrdb` in interactive mode,xrdb
Load values (e.g. style rules) from a resource file,xrdb -load {{~/.Xresources}}
Query the resource database and print currently set values,xrdb -query
Print current working directory of a process,pwdx {{process_id}}
Start the calculator,mate-calc
Calculate a specific mathematic expression,mate-calc --solve {{2 + 5}}
Compile and install terminfo for a terminal,tic -xe {{terminal}} {{path/to/terminal.info}}
Check terminfo file for errors,tic -c {{path/to/terminal.info}}
Print database locations,tic -D
Authenticate `pkgctl` with the GitLab instance,pkgctl
View authentication status,pkgctl auth status
Check if upgrades are available,sudo synoupgrade --check
Check for patches without upgrading the DSM version,sudo synoupgrade --check-smallupdate
Download the latest upgrade available (use `--download-smallupdate` for patches),--download-smallupdate
Start the upgrade process,sudo synoupgrade --start
Upgrade to the latest version automatically,sudo synoupgrade --auto
Apply patches without upgrading the DSM version automatically,sudo synoupgrade --auto-smallupdate
Upgrade the DSM using a patch file (should be an absolute path),sudo synoupgrade --patch {{/path/to/file.pat}}
Display help,synoupgrade
Display the current configuration (or dry run),authconfig --test
Configure the server to use a different password hashing algorithm,authconfig --update --passalgo={{algorithm}}
Enable LDAP authentication,authconfig --update --enableldapauth
Disable LDAP authentication,authconfig --update --disableldapauth
Enable Network Information Service (NIS),authconfig --update --enablenis
Enable Kerberos,authconfig --update --enablekrb5
Enable Winbind (Active Directory) authentication,authconfig --update --enablewinbindauth
Enable local authorization,authconfig --update --enablelocauthorize
Change the line endings of a file,unix2dos {{path/to/file}}
Create a copy with DOS-style line endings,unix2dos -n {{path/to/unix_file}} {{path/to/dos_file}}
Start in chat mode,chatgpt
Give a [p]rompt to answer to,"chatgpt --prompt ""{{What is the regex to match an email address?}}"""
Start in chat mode using a specific [m]odel (default is `gpt-3.5-turbo`),gpt-3.5-turbo
Start in chat mode with an [i]nitial prompt,"chatgpt --init-prompt ""{{You are Rick, from Rick and Morty. Respond to questions using his mannerism and include insulting jokes.}}"""
Pipe the result of a command to `chatgpt` as a prompt,chatgpt
Generate an image using DALL-E,"chatgpt --prompt ""{{image: A white cat}}"""
List all available cameras,uvcdynctrl -l
Use a specific device (defaults to `video0`),video0
List available controls,uvcdynctrl -c
"Set a new control value (for negative values, use `-- -value`)",-- -value
Get the current control value,uvcdynctrl -g {{control_name}}
Save the state of the current controls to a file,uvcdynctrl -W {{filename}}
Load the state of the controls from a file,uvcdynctrl -L {{filename}}
Remove a user,sudo deluser {{username}}
Remove a user and their home directory,sudo deluser --remove-home {{username}}
"Remove a user and their home, but backup their files into a `.tar.gz` file in the specified directory",.tar.gz
"Remove a user, and all files owned by them",sudo deluser --remove-all-files {{username}}
Create a `lost+found` directory in the current directory,lost+found
Find which processes are accessing a file or directory,fuser {{path/to/file_or_directory}}
"Show more fields (`USER`, `PID`, `ACCESS` and `COMMAND`)","USER`, `PID`, `ACCESS` and `COMMAND"
Identify processes using a TCP socket,fuser --namespace tcp {{port}}
Kill all processes accessing a file or directory (sends the `SIGKILL` signal),SIGKILL
Find which processes are accessing the filesystem containing a specific file or directory,fuser --mount {{path/to/file_or_directory}}
Kill all processes with a TCP connection on a specific port,fuser --kill {{port}}/tcp
Start `bspwm` (note that a pre-existing window manager must not be open when this command is run),bspwm
Build the package in the current directory and run all tests directly on the system,autopkgtest -- {{null}}
Run a specific test for the package in the current directory,autopkgtest --test-name={{test_name}} -- {{null}}
"Download and build a specific package with `apt-get`, then run all tests",apt-get
Test the package in the current directory using a new root directory,autopkgtest -- {{chroot}} {{path/to/new/root}}
Test the package in the current directory without rebuilding it,autopkgtest --no-built-binaries -- {{null}}
Enable interface eth0,ifup {{eth0}}
"Enable all the interfaces defined with ""auto"" in `/etc/network/interfaces`",/etc/network/interfaces
Output local customizations,semanage -S {{store}} -o {{path/to/output_file}}
Take a set of commands from a specified file and load them in a single transaction,semanage -S {{store}} -i {{path/to/input_file}}
Manage booleans. Booleans allow the administrator to modify the confinement of processes based on the current configuration,semanage boolean -S {{store}} {{--delete|--modify|--list|--noheading|--deleteall}} {{-on|-off}} -F {{boolean|boolean_file}}
Manage policy modules,semanage module -S {{store}} {{--add|--delete|--list|--modify}} {{--enable|--disable}} {{module_name}}
Disable/Enable dontaudit rules in policy,semanage dontaudit -S {{store}} {{on|off}}
Defragment the filesystem,e4defrag {{/dev/sdXN}}
See how fragmented a filesystem is,e4defrag -c {{/dev/sdXN}}
Print errors and the fragmentation count before and after each file,e4defrag -v {{/dev/sdXN}}
Create and run a virtual machine from a configuration file,quickemu --vm {{path/to/file.conf}}
Do not commit any changes to disk/snapshot but write any changes to temporary files,quickemu --status-quo --vm {{path/to/file.conf}}
Start the virtual machine in full-screen mode (<Ctrl> + <Alt> + f to exit) and select the display backend (`sdl` by default),sdl
Select a virtual audio device to emulate and create a desktop shortcut,quickemu --sound-card {{intel-hda|ac97|es1370|sb16|none}} --shortcut --vm {{path/to/file.conf}}
Create a snapshot,quickemu --snapshot create {{tag}} --vm {{path/to/file.conf}}
Restore a snapshot,quickemu --snapshot apply {{tag}} --vm {{path/to/file.conf}}
Delete a snapshot,quickemu --snapshot delete {{tag}} --vm {{path/to/file.conf}}
Deliver a standard test email to `user@example.com` on port 25 of `test-server.example.net`,user@example.com` on port 25 of `test-server.example.net
"Deliver a standard test email, requiring CRAM-MD5 authentication as user `me@example.com`. An ""X-Test"" header will be added to the email body",me@example.com
Test a virus scanner using EICAR in an attachment. Don't show the message DATA part,swaks -t {{user@example.com}} --attach - --server {{test-server.example.com}} --suppress-data {{path/to/eicar.txt}}
"Test a spam scanner using GTUBE in the body of an email, routed via the MX records for `example.com`",example.com
Deliver a standard test email to `user@example.com` using the LMTP protocol via a UNIX domain socket file,user@example.com
"Display ext2, ext3 and ext4 filesystem information",dumpe2fs {{/dev/sdXN}}
Display the blocks which are reserved as bad in the filesystem,dumpe2fs -b {{/dev/sdXN}}
Force display filesystem information even with unrecognizable feature flags,dumpe2fs -f {{/dev/sdXN}}
Only display the superblock information and not any of the block group descriptor detail information,dumpe2fs -h {{/dev/sdXN}}
Print the detailed group information block numbers in hexadecimal format,dumpe2fs -x {{/dev/sdXN}}
Display all information about a PE file,readpe {{path/to/executable}}
Display all the headers present in a PE file,readpe --all-headers {{path/to/executable}}
Display all the sections present in a PE file,readpe --all-sections {{path/to/executable}}
Display a specific header from a PE file,readpe --header {{dos|coff|optional}} {{path/to/executable}}
List all imported functions,readpe --imports {{path/to/executable}}
List all exported functions,readpe --exports {{path/to/executable}}
Add files/directories to a specific archive,zip -r {{path/to/compressed.zip}} {{path/to/file_or_directory1 path/to/file_or_directory2 ...}}
Remove files/directories from a specific archive,zip --delete {{path/to/compressed.zip}} {{path/to/file_or_directory1 path/to/file_or_directory2 ...}}
Archive files/directories e[x]cluding specified ones,zip {{path/to/compressed.zip}} {{path/to/file_or_directory1 path/to/file_or_directory2 ...}} --exclude {{path/to/excluded_files_or_directories}}
"Archive files/directories with a specific compression level (`0` - the lowest, `9` - the highest)","0` - the lowest, `9"
Create an encrypted archive with a specific password,zip -r --encrypt {{path/to/compressed.zip}} {{path/to/file_or_directory1 path/to/file_or_directory2 ...}}
Archive files/directories to a multi-part [s]plit Zip archive (e.g. 3 GB parts),zip -r -s {{3g}} {{path/to/compressed.zip}} {{path/to/file_or_directory1 path/to/file_or_directory2 ...}}
Print a specific archive contents,zip -sf {{path/to/compressed.zip}}
"Fake the time to this evening, before printing the result of `date`",date
"Open a new Bash shell, which uses yesterday as the current date",faketime '{{yesterday}}' {{bash}}
Simulate how a program would act next Friday night,faketime '{{next Friday 1 am}}' {{path/to/program}}
Play the specified mp3 files,mpg123 {{path/to/file1.mp3 path/to/file2.mp3 ...}}
Play the mp3 from `stdin`,stdin
Jump forward to the next song,f
Jump back to the beginning for the song,b
Stop or replay the current file,s
Fast forward,.
Quit,q
Interactively install drivers for your device,ikaros install {{device}}
Automatically install the recommended drivers for your device,ikaros auto-install {{device}}
List devices,ikaros list-devices
Open a serial port using the specified baud rate,microcom --port {{path/to/serial_port}} --speed {{baud_rate}}
Establish a telnet connection to the specified host,microcom --telnet {{hostname}}:{{port}}
Choose the server with the lowest latency,sudo netselect {{host_1}} {{host_2}}
Display nameserver resolution and statistics,sudo netselect -vv {{host_1}} {{host_2}}
Define maximum TTL (time to live),sudo netselect -m {{10}} {{host_1}} {{host_2}}
Print fastest N servers among the hosts,sudo netselect -s {{N}} {{host_1}} {{host_2}} {{host_3}}
Display help,netselect
Display system cracking speed,pyrit benchmark
List available cores,pyrit list_cores
Set [e]SSID,"pyrit -e ""{{ESSID}}"" create_essid"
[r]ead and analyze a specific packet capture file,pyrit -r {{path/to/file.cap|path/to/file.pcap}} analyze
Read and [i]mport passwords to the current database,pyrit -i {{path/to/file}} {{import_unique_passwords|unique_passwords|import_passwords}}
Exp[o]rt passwords from database to a specific file,pyrit -o {{path/to/file}} export_passwords
Translate passwords with Pired Master Keys,pyrit batch
[r]ead the capture file and crack the password,pyrit -r {{path/to/file}} attack_db
Scan for available wireless networks,iw dev {{wlp}} scan
Join an open wireless network,iw dev {{wlp}} connect {{SSID}}
Close the current connection,iw dev {{wlp}} disconnect
Show information about the current connection,iw dev {{wlp}} link
Start a machine as a service using `systemd-nspawn`,systemd-nspawn
Stop a running machine,sudo machinectl stop {{machine_name}}
Display a list of running machines,machinectl list
Open an interactive shell inside the machine,sudo machinectl shell {{machine_name}}
Display available modules,module avail
Search for a module by name,module avail {{module_name}}
Load a module,module load {{module_name}}
Display loaded modules,module list
Unload a specific loaded module,module unload {{module_name}}
Unload all loaded modules,module purge
Specify user-created modules,module use {{path/to/module_file1 path/to/module_file2 ...}}
Print (trace) library calls of a program binary,ltrace ./{{program}}
Count library calls. Print a handy summary at the bottom,ltrace -c {{path/to/program}}
"Trace calls to malloc and free, omit those done by libc",ltrace -e malloc+free-@libc.so* {{path/to/program}}
Write to file instead of terminal,ltrace -o {{file}} {{path/to/program}}
List password information for the user,chage --list {{username}}
Enable password expiration in 10 days,sudo chage --maxdays {{10}} {{username}}
Disable password expiration,sudo chage --maxdays {{-1}} {{username}}
Set account expiration date,sudo chage --expiredate {{YYYY-MM-DD}} {{username}}
Force user to change password on next log in,sudo chage --lastday {{0}} {{username}}
Serve HTTP requests to a specific port instead of port `9090`,9090
Display help,cockpit-tls --help
List all removable kernel versions (or those matching `version` if the argument is specified),version
Remove all unused kernels,vkpurge rm all
Remove kernel versions matching `version`,version
Remove a Distrobox container (Tip: Stop the container before removing it),distrobox-rm {{container_name}}
Remove a Distrobox container forcefully,distrobox-rm {{container_name}} --force
Delay in seconds,sleep {{seconds}}
"Delay in [m]inutes. (Other units [d]ay, [h]our, [s]econd, [inf]inity can also be used)",sleep {{minutes}}m
Delay for 1 [d]ay 3 [h]ours,sleep 1d 3h
Execute a specific command after 20 [m]inutes delay,sleep 20m && {{command}}
Create a fullscreen screenshot,flameshot full
Create a screenshot interactively,flameshot gui
Create a screenshot and save it to a specific path,flameshot gui --path {{path/to/directory}}
Create a screenshot interactively in a simplified mode,flameshot launcher
Create a screenshot from a specific monitor,flameshot screen --number {{2}}
Create a screenshot and print it to `stdout`,stdout
Create a screenshot and copy it to the clipboard,flameshot gui --clipboard
Create a screenshot with a specific delay in milliseconds,flameshot full --delay {{5000}}
Interactively search for and install a package,paru {{package_name_or_search_term}}
Synchronize and update all packages,paru
Upgrade AUR packages,paru -Sua
Get information about a package,paru -Si {{package}}
Download `PKGBUILD` and other package source files from the AUR or ABS,PKGBUILD
Display the `PKGBUILD` file of a package,PKGBUILD
Display information about all users who are currently logged in,w
Display information about a specific user,w {{username}}
Display information without including the header,w --no-header
"Display information without including the login, JCPU and PCPU columns",w --short
List all currently pending system password requests,systemd-tty-ask-password-agent --list
Continuously process password requests,systemd-tty-ask-password-agent --watch
Process all currently pending system password requests by querying the user on the calling TTY,systemd-tty-ask-password-agent --query
Forward password requests to wall instead of querying the user on the calling TTY,systemd-tty-ask-password-agent --wall
Initialize the `pacman` keyring,pacman
Add the default Arch Linux keys,sudo pacman-key --populate {{archlinux}}
List keys from the public keyring,pacman-key --list-keys
Add the specified keys,sudo pacman-key --add {{path/to/keyfile.gpg}}
Receive a key from a key server,"sudo pacman-key --recv-keys ""{{uid|name|email}}"""
Print the fingerprint of a specific key,"pacman-key --finger ""{{uid|name|email}}"""
Sign an imported key locally,"sudo pacman-key --lsign-key ""{{uid|name|email}}"""
Remove a specific key,"sudo pacman-key --delete ""{{uid|name|email}}"""
Switch between different GPU modes,sudo envycontrol -s {{nvidia|integrated|hybrid}}
Specify your display manager manually,envycontrol --dm
Check current GPU mode,sudo envycontrol --query
Reset settings,sudo envycontrol --reset
Display help,envycontrol --help
Display version,envycontrol --version
Migrate a specific virtual machine,qm migrate {{vm_id}} {{target}}
Override the current I/O bandwidth limit with 10 KiB/s,qm migrate {{vm_id}} {{target}} --bwlimit 10
Allow migration of virtual machines using local devices (root only),qm migrate {{vm_id}} {{target}} --force true
Use online/live migration if a virtual machine is running,qm migrate {{vm_id}} {{target}} --online true
Enable live storage migration for local disks,qm migrate {{vm_id}} {{target}} --with-local-disks true
Display the current time as reported by the hardware clock,hwclock
Write the current software clock time to the hardware clock (sometimes used during system setup),hwclock --systohc
Write the current hardware clock time to the software clock,hwclock --hctosys
Set the value of a key. Fails if the key doesn't exist or the value is out of range,gsettings set {{org.example.schema}} {{example-key}} {{value}}
Print the value of a key or the schema-provided default if the key has not been set in `dconf`,dconf
"Unset a key, so that its schema default value will be used",gsettings reset {{org.example.schema}} {{example-key}}
"Display all (non-relocatable) schemas, keys, and values",gsettings list-recursively
Display all keys and values (default if not set) from one schema,gsettings list-recursively {{org.example.schema}}
Display schema-allowed values for a key (helpful with enum keys),gsettings range {{org.example.schema}} {{example-key}}
Display the human-readable description of a key,gsettings describe {{org.example.schema}} {{example-key}}
Toggle Guake visibility,F12
Toggle fullscreen mode,F11
Open a new tab,<Ctrl> + <Shift> +T
Close the terminal,<Super> + X
Go to the previous tab,<Ctrl> + <PageUp>
Search the selected text in the browser,<Shift> + <Ctrl> + L
Proxy a specific virtual machine,qm vncproxy {{vm_id}}
"Pretend to load a module into the kernel, but don't actually do it",sudo modprobe --dry-run {{module_name}}
Load a module into the kernel,sudo modprobe {{module_name}}
Remove a module from the kernel,sudo modprobe --remove {{module_name}}
Remove a module and those that depend on it from the kernel,sudo modprobe --remove-dependencies {{module_name}}
Show a kernel module's dependencies,sudo modprobe --show-depends {{module_name}}
"Start a buffer for temporary notes, which won't be saved",zile
Open a file,zile {{path/to/file}}
Save a file,"<Ctrl> + X, <Ctrl> + S"
Quit,"<Ctrl> + X, <Ctrl> + C"
Open a file at a specified line number,zile +{{line_number}} {{path/to/file}}
Undo changes,"<Ctrl> + X, U"
Open the terminal in a specific directory,konsole --workdir {{path/to/directory}}
[e]xecute a specific command and don't close the window after it exits,"konsole --noclose -e ""{{command}}"""
Open a new tab,konsole --new-tab
Open the terminal in the background and bring to the front when `Ctrl+Shift+F12` is pressed,Ctrl+Shift+F12
Start `chronyc` in interactive mode,chronyc
Display tracking stats for the Chrony daemon,chronyc tracking
Print the time sources that Chrony is currently using,chronyc sources
Display stats for sources currently used by chrony daemon as a time source,chronyc sourcestats
"Step the system clock immediately, bypassing any slewing",chronyc makestep
Display verbose information about each NTP source,chronyc ntpdata
Set capability `cap_net_raw` (to use RAW and PACKET sockets) for a given file,cap_net_raw
"Set multiple capabilities on a file (`ep` behind the capability means ""effective permitted"")",ep
Remove all capabilities from a file,setcap -r {{path/to/file}}
Verify that the specified capabilities are currently associated with the specified file,setcap -v '{{cap_net_raw}}' {{path/to/file}}
The optional `-n root_uid` argument can be used to set the file capability for use only in a user namespace with this root user ID owner,-n root_uid
Synchronize the pkgfile database,sudo pkgfile --update
Search for a package that owns a specific file,pkgfile {{filename}}
List all files provided by a package,pkgfile --list {{package}}
List executables provided by a package,pkgfile --list --binaries {{package}}
Search for a package that owns a specific file using case-insensitive matching,pkgfile --ignorecase {{filename}}
Search for a package that owns a specific file in the `bin` or `sbin` directory,bin` or `sbin
"Search for a package that owns a specific file, displaying the package version",pkgfile --verbose {{filename}}
Search for a package that owns a specific file in a specific repository,pkgfile --repo {{repository_name}} {{filename}}
Display the time,cacaclock
Change the font,cacaclock -f {{font}}
Change the format using an `strftime` format specification,strftime
Create an ext2 filesystem in partition 1 of device b (`sdb1`),sdb1
Create an ext3 filesystem in partition 1 of device b (`sdb1`),sdb1
Create an ext4 filesystem in partition 1 of device b (`sdb1`),sdb1
Run a command with the given scheduling class and priority,ionice -c {{scheduling_class}} -n {{priority}} {{command}}
"Set I/O scheduling [c]lass of a running process with a specific [p]id, [P]gid or [u]id",ionice -c {{scheduling_class}} -{{p|P|u}} {{id}}
Run a command with custom I/O scheduling [c]lass and priority,ionice -c {{scheduling_class}} -n {{priority}} {{command}}
Ignore failure to set the requested priority,ionice -t -n {{priority}} -p {{pid}}
Run the command even in case it was not possible to set the desired priority (this can happen due to insufficient privileges or an old kernel version),ionice -t -n {{priority}} -p {{pid}}
Print the I/O scheduling class and priority of a running process,ionice -p {{pid}}
Show the utilization of the default AMD GPU,radeontop
Enable colored output,radeontop --color
Select a specific GPU (the bus number is the first number in the output of `lspci`),lspci
Specify the display refresh rate (higher means more GPU overhead),radeontop --ticks {{samples_per_second}}
Check how many free blocks are present as contiguous and aligned free space,e2freefrag {{/dev/sdXN}}
Specify chunk size in kilobytes to print how many free chunks are available,e2freefrag -c {{chunk_size_in_kb}} {{/dev/sdXN}}
Rollback the state of a specific VM to a specified snapshot,qm rollback {{vm_id}} {{snap_name}}
Compress an executable file in-place,gzexe {{path/to/executable}}
Decompress a compressed executable in-place (i.e. convert the shell script back to an uncompressed binary),gzexe -d {{path/to/compressed_executable}}
Add a new version for a non-maintainer upload to the changelog,debchange --nmu
Add a changelog entry to the current version,debchange --append
Add a changelog entry to close the bug with specified ID,debchange --closes {{bug_id}}
Print the default web browser,xdg-settings get {{default-web-browser}}
Set the default web browser to Firefox,xdg-settings set {{default-web-browser}} {{firefox.desktop}}
Set the default mail URL scheme handler to Evolution,xdg-settings set {{default-url-scheme-handler}} {{mailto}} {{evolution.desktop}}
Set the default PDF document viewer,xdg-settings set {{pdf-viewer.desktop}}
Display help,xdg-settings --help
Run a .NET assembly in debug mode,mono --debug {{path/to/program.exe}}
Run a .NET assembly,mono {{path/to/program.exe}}
Check if zram is enabled,lsmod | grep -i zram
Enable zram with a dynamic number of devices (use `zramctl` to configure devices further),zramctl
Enable zram with exactly 2 devices,sudo modprobe zram num_devices={{2}}
Find and initialize the next free zram device to a 2 GB virtual drive using LZ4 compression,sudo zramctl --find --size {{2GB}} --algorithm {{lz4}}
List currently initialized devices,zramctl
Notify systemd that the service has completed its initialization and is fully started. It should be invoked when the service is ready to accept incoming requests,systemd-notify --booted
Signal to systemd that the service is ready to handle incoming connections or perform its tasks,systemd-notify --ready
Provide a custom status message to systemd (this information is shown by `systemctl status`),systemctl status
Generate a new random identifier,systemd-id128 new
Print the identifier of the current machine,systemd-id128 machine-id
Print the identifier of the current boot,systemd-id128 boot-id
Print the identifier of the current service invocation (this is available in systemd services),systemd-id128 invocation-id
Generate a new random identifier and print it as a UUID (five groups of digits separated by hyphens),systemd-id128 new --uuid
Create an ISO from a directory,mkisofs -o {{filename.iso}} {{path/to/source_directory}}
Set the disc label when creating an ISO,"mkisofs -o {{filename.iso}} -V ""{{label_name}}"" {{path/to/source_directory}}"
Print all database names,einfo -dbs
Print all information of the protein database in XML format,einfo -db {{protein}}
Print all fields of the nuccore database,einfo -db {{nuccore}} -fields
Print all links of the protein database,einfo -db {{protein}} -links
Show system information,archey
Display battery information,battop
Change battery information measurement [u]nit (default: human),battop -u {{human|si}}
Mount a device below `/media/` (using device as mount point),/media/
Mount a device with a specific filesystem type to `/media/label`,/media/label
Mount a CD-ROM (filesystem type ISO9660) in read-only mode,pmount --type {{iso9660}} --read-only {{/dev/cdrom}}
"Mount an NTFS-formatted disk, forcing read-write access",pmount --type {{ntfs}} --read-write {{/dev/sdX}}
Display all mounted removable devices,pmount
Set a password for a specific user in a virtual machine interactively,qm guest passwd {{vm_id}} {{username}}
Set an already hashed password for a specific user in a virtual machine interactively,qm guest passwd {{vm_id}} {{username}} --crypted 1
View documentation for the original command,tldr mount.cifs
Record a new session to a file named `typescript` in the current directory,typescript
Record a new session to a custom filepath,script {{path/to/session.out}}
"Record a new session, appending to an existing file",script -a {{path/to/session.out}}
Record timing information (data is outputted to `stderr`),stderr
"Set the CPU frequency policy of CPU 1 to ""userspace""",sudo cpufreq-set -c {{1}} -g {{userspace}}
Set the current minimum CPU frequency of CPU 1,sudo cpufreq-set -c {{1}} --min {{min_frequency}}
Set the current maximum CPU frequency of CPU 1,sudo cpufreq-set -c {{1}} --max {{max_frequency}}
Set the current work frequency of CPU 1,sudo cpufreq-set -c {{1}} -f {{work_frequency}}
Rename files using simple substitutions (substitute 'foo' with 'bar' wherever found),rename {{foo}} {{bar}} {{*}}
Dry-run - display which renames would occur without performing them,rename -vn {{foo}} {{bar}} {{*}}
Do not overwrite existing files,rename -o {{foo}} {{bar}} {{*}}
Change file extensions,rename {{.ext}} {{.bak}} {{*.ext}}
"Prepend ""foo"" to all filenames in the current directory",rename {{''}} {{'foo'}} {{*}}
Rename a group of increasingly numbered files zero-padding the numbers up to 3 digits,rename {{foo}} {{foo00}} {{foo?}} && rename {{foo}} {{foo0}} {{foo??}}
Resume a specific virtual machine,qm resume {{vm_id}}
Resume a specific virtual machine ignoring locks (requires root),sudo qm resume {{vm_id}} --skiplock true
Show all recognized EXIF information in an image,exif {{path/to/image.jpg}}
Show a table listing known EXIF tags and whether each one exists in an image,exif --list-tags --no-fixup {{image.jpg}}
Extract the image thumbnail into the file `thumbnail.jpg`,thumbnail.jpg
"Show the raw contents of the ""Model"" tag in the given image",exif --ifd={{0}} --tag={{Model}} --machine-readable {{image.jpg}}
"Change the value of the ""Artist"" tag to John Smith and save to `new.jpg`",new.jpg
Create a shell script that when executed extracts the given files from itself,shar --vanilla-operation {{path/to/file1 path/to/file2 ...}} > {{path/to/archive.sh}}
Compress the files in the archive,shar --compactor {{xz}} {{path/to/file1 path/to/file2 ...}} > {{path/to/archive.sh}}
Treat all files as binary (i.e. `uuencode` everything),uuencode
Treat all files as text (i.e. `uuencode` nothing),uuencode
Include a name and cut mark in the header comment of the archive,"shar --archive-name ""{{My files}}"" --cut-mark {{path/to/file1 path/to/file2 ...}} > {{path/to/archive.sh}}"
Get graphics card information,hwinfo --gfxcard
Get network device information,hwinfo --network
"List disks and CD-ROM drives, abbreviating the output",hwinfo --short --disk --cdrom
Write all hardware information to a file,hwinfo --all --log {{path/to/file}}
Display help,hwinfo --help
"Silently check and return a 0 status code when running on AC power, and a non-zero code otherwise",systemd-ac-power
Additionally print `yes` or `no` to `stdout`,yes` or `no` to `stdout
Show ASCII aliases of a character,ascii {{a}}
"Show ASCII aliases in short, script-friendly mode",ascii -t {{a}}
Show ASCII aliases of multiple characters,ascii -s {{tldr}}
Show ASCII table in decimal,ascii -d
Show ASCII table in hexadecimal,ascii -x
Show ASCII table in octal,ascii -o
Show ASCII table in binary,ascii -b
Show options summary and complete ASCII table,ascii
Display the size of an ISO file,isosize {{path/to/file.iso}}
Display the block count and block size of an ISO file,isosize --sectors {{path/to/file.iso}}
Display the size of an ISO file divided by a given number (only usable when --sectors is not given),isosize --divisor={{number}} {{path/to/file.iso}}
"Get max, min, mean and median of a single column of numbers",seq 3 | datamash max 1 min 1 mean 1 median 1
"Get the mean of a single column of float numbers (floats must use "","" and not ""."")","echo -e '1.0\n2.5\n3.1\n4.3\n5.6\n5.7' | tr '.' ',' | datamash mean 1"
Get the mean of a single column of numbers with a given decimal precision,echo -e '1\n2\n3\n4\n5\n5' | datamash -R {{number_of_decimals_wanted}} mean 1
"Get the mean of a single column of numbers ignoring ""Na"" and ""NaN"" (literal) strings",echo -e '1\n2\nNa\n3\nNaN' | datamash --narm mean 1
"Show all peers on the bus, by their service names",busctl list
"Show process information and credentials of a bus service, a process, or the owner of the bus (if no parameter is specified)",busctl status {{service|pid}}
"Dump messages being exchanged. If no service is specified, show all messages on the bus",busctl monitor {{service1 service2 ...}}
Show an object tree of one or more services (or all services if no service is specified),busctl tree {{service1 service2 ...}}
"Show interfaces, methods, properties and signals of the specified object on the specified service",busctl introspect {{service}} {{path/to/object}}
Retrieve the current value of one or more object properties,busctl get-property {{service}} {{path/to/object}} {{interface_name}} {{property_name}}
Invoke a method and show the response,busctl call {{service}} {{path/to/object}} {{interface_name}} {{method_name}}
Log in to a remote host,rlogin {{remote_host}}
Log in to a remote host with a specific username,rlogin -l {{username}} {{remote_host}}
"Remove the variable `foo`, or if the variable doesn't exist, remove the function `foo`","foo`, or if the variable doesn't exist, remove the function `foo"
Remove the variables foo and bar,unset -v {{foo}} {{bar}}
Remove the function my_func,unset -f {{my_func}}
Interactively create a new subsystem,apx subsystems new
List all available subsystems,apx subsystems list
Reset a specific subsystem to its initial state,apx subsystems reset --name {{string}}
[f]orce reset a specific subsystem,apx subsystems reset --name {{string}} --force
Remove a specific subsystem,apx subsystems rm --name {{string}}
[f]orce remove a specific subsystem,apx subsystems rm --name {{string}} --force
Number non-blank lines in a file,nl {{path/to/file}}
Read from `stdin`,stdin
Number [a]ll [b]ody lines including blank lines or do not [n]umber [b]ody lines,nl --body-numbering {{a|n}} {{path/to/file}}
Number only the [b]ody lines that match a basic regular expression (BRE) [p]attern,nl --body-numbering p'FooBar[0-9]' {{path/to/file}}
Use a specific [i]ncrement for line numbering,nl --line-increment {{increment}} {{path/to/file}}
"Specify the line numbering format to [r]ight or [l]eft justified, keeping leading [z]eros or [n]ot",nl --number-format {{rz|ln|rn}}
Specify the line numbering's width (6 by default),nl --number-width {{col_width}} {{path/to/file}}
Use a specific string to separate the line numbers from the lines (TAB by default),nl --number-separator {{separator}} {{path/to/file}}
Open a URL in the default application,handlr open {{https://example.com}}
Open a PDF in the default PDF viewer,handlr open {{path/to/file.pdf}}
Set `imv` as the default application for PNG files,imv
Set MPV as the default application for all audio files,handlr set {{'audio/*'}} {{mpv.desktop}}
List all default apps,handlr list
Print the default application for PNG files,handlr get {{.png}}
Copy a file to another location,cp {{path/to/source_file.ext}} {{path/to/target_file.ext}}
"Copy a file into another directory, keeping the filename",cp {{path/to/source_file.ext}} {{path/to/target_parent_directory}}
"Recursively copy a directory's contents to another location (if the destination exists, the directory is copied inside it)",cp -r {{path/to/source_directory}} {{path/to/target_directory}}
"Copy a directory recursively, in verbose mode (shows files as they are copied)",cp -vr {{path/to/source_directory}} {{path/to/target_directory}}
Copy multiple files at once to a directory,cp -t {{path/to/destination_directory}} {{path/to/file1 path/to/file2 ...}}
"Copy all files with a specific extension to another location, in interactive mode (prompts user before overwriting)",cp -i {{*.ext}} {{path/to/target_directory}}
Follow symbolic links before copying,cp -L {{link}} {{path/to/target_directory}}
"Use the full path of source files, creating any missing intermediate directories when copying",cp --parents {{source/path/to/file}} {{path/to/target_file}}
Scan for volume groups and print information about each group found,sudo vgscan
"Scan for volume groups and add the special files in `/dev`, if they don't already exist, needed to access the logical volumes in the found groups",/dev
Search the package database for a package name,pacstall --search {{query}}
Install a package,pacstall --install {{package}}
Remove a package,pacstall --remove {{package}}
Add a repository to the database (only GitHub and GitLab are supported),pacstall --add-repo {{remote_repository_location}}
Update pacstall's scripts,pacstall --update
Update all packages,pacstall --upgrade
Display information about a package,pacstall --query-info {{package}}
List all installed packages,pacstall --list
Search for lines beginning with a specific prefix in a specific file,look {{prefix}} {{path/to/file}}
Case-insensitively search only on blank and alphanumeric characters,look -{{f|-ignore-case}} -{{d|-alphanum}} {{prefix}} {{path/to/file}}
Specify a string [t]ermination character (space by default),"look -{t|-terminate} {{,}}"
Search in `/usr/share/dict/words` (`--ignore-case` and `--alphanum` are assumed),/usr/share/dict/words` (`--ignore-case` and `--alphanum
Search in `/usr/share/dict/web2` (`--ignore-case` and `--alphanum` are assumed),/usr/share/dict/web2` (`--ignore-case` and `--alphanum
List all users in the SAM file,chntpw -l {{path/to/sam_file}}
Edit [u]ser interactively,chntpw -u {{username}} {{path/to/sam_file}}
Use chntpw [i]nteractively,chntpw -i {{path/to/sam_file}}
Dump all information using the given LDAP account,ldapdomaindump --user {{domain}}\\{{administrator}} --password {{password|ntlm_hash}} {{hostname|ip}}
"Dump all information, resolving computer hostnames",ldapdomaindump --resolve --user {{domain}}\\{{administrator}} --password {{password}} {{hostname|ip}}
"Dump all information, resolving computer hostnames with the selected DNS server",ldapdomaindump --resolve --dns-server {{domain_controller_ip}} --user {{domain}}\\{{administrator}} --password {{password}} {{hostname|ip}}
Dump all information to the given directory without JSON output,ldapdomaindump --no-json --outdir {{path/to/directory}} --user {{domain}}\\{{administrator}} --password {{password}} {{hostname|ip}}
List available Qt versions from the configuration files,qtchooser --list-versions
Print environment information,qtchooser --print-env
Run the specified tool using the specified Qt version,qtchooser --run-tool={{tool}} --qt={{version_name}}
Add a Qt version entry to be able to choose from,qtchooser --install {{version_name}} {{path/to/qmake}}
Display help,qtchooser --help
Install a package from the repository or from a local RPM file,sudo urpmi {{package|path/to/file.rpm}}
Download a package without installing it,urpmi --no-install {{package}}
Update all installed packages (run `urpmi.update -a` to get the available updates),urpmi.update -a
Update a package of one or more machines on the network according to `/etc/urpmi/parallel.cfg`,/etc/urpmi/parallel.cfg
Mark all orphaned packages as manually installed,sudo urpmi $(urpmq --auto-orphans -f)
Test a specific website,./goldeneye.py {{url}}
Test a specific website with 100 user agents and 200 concurrent sockets,./goldeneye.py {{url}} --useragents 100 --sockets 200
Test a specific website without verifying the SSL certificate,./goldeneye.py {{url}} --nosslcheck
Test a specific website in debug mode,./goldeneye.py {{url}} --debug
Display help,./goldeneye.py --help
View documentation for the original command,tldr megatools-dl
"[R]econnect to a running server, and turn on logging 3 levels of [v]erbosity",asterisk -r -vvv
"[R]econnect to a running server, run a single command, and return","asterisk -r -x ""{{command}}"""
Show chan_SIP clients (phones),"asterisk -r -x ""sip show peers"""
Show active calls and channels,"asterisk -r -x ""core show channels"""
Show voicemail mailboxes,"asterisk -r -x ""voicemail show users"""
Terminate a channel,"asterisk -r -x ""hangup request {{channel_ID}}"""
Reload chan_SIP configuration,"asterisk -r -x ""sip reload"""
Disable the JSON extension for every SAPI of every PHP version,sudo phpdismod {{json}}
Disable the JSON extension for PHP 7.3 with the cli SAPI,sudo phpdismod -v {{7.3}} -s {{cli}} {{json}}
Start `xman` in three-button window,xman
Open the manual page output stored in a given file,xman -helpfile {{filename}}
Show both manual page and directory,xman -bothshown
List devices,rfkill
Filter by columns,"rfkill -o {{ID,TYPE,DEVICE}}"
"Block devices by type (e.g. bluetooth, wlan)",rfkill block {{bluetooth}}
"Unblock devices by type (e.g. bluetooth, wlan)",rfkill unblock {{wlan}}
Output in JSON format,rfkill -J
Match the sender address using a case-insensitive search,exiqgrep -f '<{{email@somedomain.com}}>'
Match the sender address and display message IDs only,exiqgrep -i -f '<{{email@somedomain.com}}>'
Match the recipient address,exiqgrep -r '{{email@somedomain.com}}'
Remove all messages matching the sender address from the queue,exiqgrep -i -f '<{{email@somedomain.com}}>' | xargs exim -Mrm
Test for bounced messages,exiqgrep -f '^<>$'
Display the count of bounced messages,exiqgrep -c -f '^<>$'
Update the metadata database,sudo apt update
Search for packages that contain the specified file or path,apt-file {{search|find}} {{partial_path/to/file}}
List the contents of a specific package,apt-file {{show|list}} {{package}}
Search for packages that match the `regular_expression`,regular_expression
Remove first column of `stdin`,stdin
Remove from 3rd column till the end of each line,colrm {{3}}
Remove from the 3rd column till the 5th column of each line,colrm {{3 5}}
Register `nmcli` as a secret agent and listen for secret requests,nmcli
Register `nmcli` as a polkit agent and listen for authorization requests,nmcli
Register `nmcli` as a secret agent and a polkit agent,nmcli
"View logs of a program, specifying log files, directories or URLs",lnav {{path/to/log_or_directory|url}}
View logs of a specific remote host (SSH passwordless login required),lnav {{ssh}} {{user}}@{{host1.example.com}}:{{/var/log/syslog.log}}
Validate the format of log files against the configuration and report any errors,lnav -C {{path/to/log_directory}}
Scan for Bluetooth devices,hcitool scan
"Output the name of a device, returning its MAC address",hcitool name {{bdaddr}}
Fetch information about a remote Bluetooth device,hcitool info {{bdaddr}}
Check the link quality to a Bluetooth device,hcitool lq {{bdaddr}}
Modify the transmit power level,hcitool tpl {{bdaddr}} {{0|1}}
Display the link policy,hcitool lp
Request authentication with a specific device,hcitool auth {{bdaddr}}
Display local devices,hcitool dev
Create or append files and directories to a squashfs filesystem (compressed using `gzip` by default),gzip
"Create or append files and directories to a squashfs filesystem, using a specific [comp]ression algorithm",mksquashfs {{path/to/file_or_directory1 path/to/file_or_directory2 ...}} {{filesystem.squashfs}} -comp {{gzip|lzo|lz4|xz|zstd|lzma}}
"Create or append files and directories to a squashfs filesystem, [e]xcluding some of them",mksquashfs {{path/to/file_or_directory1 path/to/file_or_directory2 ...}} {{filesystem.squashfs}} -e {{file|directory1 file|directory2 ...}}
"Create or append files and directories to a squashfs filesystem, [e]xcluding those ending with gzip","mksquashfs {{path/to/file_or_directory1 path/to/file_or_directory2 ...}} {{filesystem.squashfs}} -wildcards -e ""{{*.gz}}"""
"Create or append files and directories to a squashfs filesystem, [e]xcluding those matching a regular expression","mksquashfs {{path/to/file_or_directory1 path/to/file_or_directory2 ...}} {{filesystem.squashfs}} -regex -e ""{{regular_expression}}"""
Set the wallpaper to an [i]mage,swaybg --image {{path/to/image}}
Set the wallpaper [m]ode,swaybg --image {{path/to/image}} --mode {{stretch|fit|fill|center|tile|solid_color}}
Set the wallpaper to a static [c]olor,"swaybg --color {{""#rrggbb""}}"
Submit a batch job,sbatch {{path/to/job.sh}}
Submit a batch job with a custom name,sbatch --job-name={{myjob}} {{path/to/job.sh}}
Submit a batch job with a time limit of 30 minutes,sbatch --time={{00:30:00}} {{path/to/job.sh}}
Submit a job and request multiple nodes,sbatch --nodes={{3}} {{path/to/job.sh}}
List available scanners to ensure the target device is connected and recognized,scanimage -L
Scan an image and save it to a file,scanimage --format={{pnm|tiff|png|jpeg}} > {{path/to/new_image}}
Export an app from the container to the host (the desktop entry/icon will show up in your host system's application list),"distrobox-export --app {{package}} --extra-flags ""--foreground"""
Export a binary from the container to the host,distrobox-export --bin {{path/to/binary}} --export-path {{path/to/binary_on_host}}
Export a binary from the container to the host (i.e.`$HOME/.local/bin`) ,$HOME/.local/bin
Export a service from the container to the host (`--sudo` will run the service as root inside the container),--sudo
Unexport/delete an exported application,distrobox-export --app {{package}} --delete
Show kernel messages,dmesg
Show kernel error messages,dmesg --level err
"Show kernel messages and keep reading new ones, similar to `tail -f` (available in kernels 3.5.0 and newer)",tail -f
Show how much physical memory is available on this system,dmesg | grep -i memory
Show kernel messages 1 page at a time,dmesg | less
Show kernel messages with a timestamp (available in kernels 3.5.0 and newer),dmesg -T
Show kernel messages in human-readable form (available in kernels 3.5.0 and newer),dmesg -H
Colorize output (available in kernels 3.5.0 and newer),dmesg -L
Operate on the specified directory instead of the root directory of the host system,sudo systemd-firstboot --root={{path/to/root_directory}}
Set the system keyboard layout,sudo systemd-firstboot --keymap={{keymap}}
Set the system hostname,sudo systemd-firstboot --hostname={{hostname}}
Set the root user's password,sudo systemd-firstboot --root-password={{password}}
Prompt the user interactively for a specific basic setting,sudo systemd-firstboot --prompt={{setting}}
Force writing configuration even if the relevant files already exist,sudo systemd-firstboot --force
Remove all existing files that are configured by `systemd-firstboot`,systemd-firstboot
Remove the password of the system's root user,sudo systemd-firstboot --delete-root-password
Check the currently running kernel for Spectre or Meltdown,sudo spectre-meltdown-checker
Check the currently running kernel and show an explanation of the actions to take to mitigate a vulnerability,sudo spectre-meltdown-checker --explain
Check for specific variants (defaults to all),sudo spectre-meltdown-checker --variant {{1|2|3|3a|4|l1tf|msbds|mfbds|mlpds|mdsum|taa|mcespc|srbds}}
Display output using a specific output format,sudo spectre-meltdown-checker --batch {{text|json|nrpe|prometheus|short}}
Don't use the `/sys` interface even if present,/sys
Check a non-running kernel,sudo spectre-meltdown-checker --kernel {{path/to/kernel_file}}
Insert a kernel module into the Linux kernel,insmod {{path/to/module.ko}}
Run using interactive mode,bitwise
Convert from decimal,bitwise {{12345}}
Convert from hexadecimal,bitwise {{0x563d}}
Convert a C-style calculation,"bitwise ""{{0x123 + 0x20 - 30 / 50}}"""
Start Engrampa,engrampa
Open specific archives,engrampa {{path/to/archive1.tar path/to/archive2.tar ...}}
Archive specific files and/or directories recursively,engrampa --add-to={{path/to/compressed.tar}} {{path/to/file_or_directory1 path/to/file_or_directory2 ...}}
Extract files and/or directories from archives to a specific path,engrampa --extract-to={{path/to/directory}} {{path/to/archive1.tar path/to/archive2.tar ...}}
Increase a volume's size to 120 GB,lvextend --size {{120G}} {{logical_volume}}
Increase a volume's size by 40 GB as well as the underlying filesystem,lvextend --size +{{40G}} -r {{logical_volume}}
Increase a volume's size to 100% of the free physical volume space,lvextend --size +{{100}}%FREE {{logical_volume}}
Edit the password file,vipw
Display version,vipw --version
Run a command using Tor,torsocks {{command}}
Enable or disable Tor in this shell,. torsocks {{on|off}}
Spawn a new Tor enabled shell,torsocks --shell
Check if current shell is Tor enabled (`LD_PRELOAD` value will be empty if disabled),LD_PRELOAD
"[i]solate traffic through a different Tor circuit, improving anonymity",torsocks --isolate {{curl https://check.torproject.org/api/ip}}
Connect to a Tor proxy running on a specific [a]ddress and [P]ort,torsocks --address {{ip}} --port {{port}} {{command}}
Print the MIME type of a given file,mimetype {{path/to/file}}
"Display only the MIME type, and not the filename",mimetype --brief {{path/to/file}}
Display a description of the MIME type,mimetype --describe {{path/to/file}}
Determine the MIME type of `stdin` (does not check a filename),stdin
Display debug information about how the MIME type was determined,mimetype --debug {{path/to/file}}
Display all the possible MIME types of a given file in confidence order,mimetype --all {{path/to/file}}
Explicitly specify the 2-letter language code of the output,mimetype --language {{path/to/file}}
List the name and status of all services,service --status-all
Start/Stop/Restart/Reload service (start/stop should always be available),service {{service_name}} {{start|stop|restart|reload}}
Do a full restart (runs script twice with start and stop),service {{service_name}} --full-restart
Show the current status of a service,service {{service_name}} status
List trusted keys,apt-key list
Add a key to the trusted keystore,apt-key add {{public_key_file.asc}}
Delete a key from the trusted keystore,apt-key del {{key_id}}
Add a remote key to the trusted keystore,wget -qO - {{https://host.tld/filename.key}} | apt-key add -
Add a key from keyserver with only key ID,apt-key adv --keyserver {{pgp.mit.edu}} --recv {{KEYID}}
Print all available information,lsb_release -a
Print a description (usually the full name) of the operating system,lsb_release -d
"Print only the operating system name (ID), suppressing the field name",lsb_release -i -s
"Print the release number and codename of the distribution, suppressing the field names",lsb_release -rcs
Read an image from a file and print in ASCII,asciiart {{path/to/image.jpg}}
Read an image from a URL and print in ASCII,asciiart {{www.example.com/image.jpg}}
Choose the output width (default is 100),asciiart --width {{50}} {{path/to/image.jpg}}
Colorize the ASCII output,asciiart --color {{path/to/image.jpg}}
Choose the output format (default format is text),asciiart --format {{text|html}} {{path/to/image.jpg}}
Invert the character map,asciiart --invert-chars {{path/to/image.jpg}}
"Capture traffic on a specific [i]nterface, port and host:",sudo tcpick -i {{interface}} -C -h {{host}} -p {{port}}
Capture traffic on port 80 (HTTP) of a specific host,sudo tcpick -i {{eth0}} -C -h {{192.168.1.100}} -p {{80}}
Display help,tcpick --help
Install local `.deb` packages resolving and installing its dependencies,.deb
Do not show progress information,gdebi {{path/to/package.deb}} --quiet
Set an APT configuration option,gdebi {{path/to/package.deb}} --option={{APT_OPTS}}
Use alternative root dir,gdebi {{path/to/package.deb}} --root={{path/to/root_dir}}
Display version,gdebi --version
Display the most recent login of all users,lastlog
Display the lastlog record of the specified user,lastlog --user {{username}}
Display records older than 7 days,lastlog --before 7
Display records more recent than 3 days,lastlog --time 3
Print the `iptables` configuration,iptables
Print the `iptables` configuration of a specific [t]able,iptables
Save the `iptables` configuration to a [f]ile,iptables
Add `n` gigabytes to a virtual disk,n
Install a package,prt-get install {{package}}
Install a package with dependency handling,prt-get depinst {{package}}
Update a package manually,prt-get upgrade {{package}}
Remove a package,prt-get remove {{package}}
Upgrade the system from the local ports tree,prt-get sysup
Search the ports tree,prt-get search {{query}}
Search for a file in a package,prt-get fsearch {{file}}
Mount an archive to a specific mountpoint,archivemount {{path/to/archive}} {{path/to/mount_point}}
Install a package,pkcon install {{package}}
Remove a package,pkcon remove {{package}}
Refresh the package cache,pkcon refresh
Update packages,pkcon update
Search for a specific package,pkcon search {{package}}
List all available packages,pkcon get-packages
Turn up the master volume by 10%,amixer -D pulse sset Master {{10%+}}
Turn down the master volume by 10%,amixer -D pulse sset Master {{10%-}}
Encrypt a file and set a specific name,systemd-creds encrypt --name={{name}} {{path/to/input_file}} {{path/to/output}}
Decrypt the file again,systemd-creds decrypt {{path/to/input_file}} {{path/to/output_file}}
Encrypt text from `stdin`,stdin
Encrypt the text and append it to the service file (the credentials will be available in `$CREDENTIALS_DIRECTORY`),$CREDENTIALS_DIRECTORY
Create a credential that is only valid until the given timestamp,"systemd-creds encrypt --not-after=""{{timestamp}}"" {{path/to/input_file}} {{path/to/output_file}}"
"Return an exit status of 0 if the current device is likely a laptop, else returns 1",laptop-detect
Print the type of device that the current system is detected as,laptop-detect --verbose
Display version,laptop-detect --version
Move a running process to your current terminal,reptyr {{pid}}
Split a `.wav` + `.cue` file into multiple files,.wav` + `.cue
Show supported formats,shnsplit -a
Split a `.flac` file into multiple files,.flac
"Split a `.wav` file into files of the form ""track-number - album - title""",.wav
Edit quota of the current user,edquota --user $(whoami)
Edit quota of a specific user,sudo edquota --user {{username}}
Edit quota for a group,sudo edquota --group {{group}}
Restrict operations to a given filesystem (by default edquota operates on all filesystems with quotas),sudo edquota --file-system {{filesystem}}
Edit the default grace period,sudo edquota -t
Duplicate a quota to other users,sudo edquota -p {{reference_user}} {{destination_user1}} {{destination_user2}}
"Set the default boot entry to an entry number, name or identifier",sudo grub-set-default {{entry_number}}
"Set the default boot entry to an entry number, name or identifier for an alternative boot directory",sudo grub-set-default --boot-directory {{/path/to/boot_directory}} {{entry_number}}
Refresh database content,sudo updatedb
Display file names as soon as they are found,sudo updatedb --verbose
"Synchronize list of packages and versions available. This should be run first, before running subsequent `aptitude` commands",aptitude
Install a new package and its dependencies,aptitude install {{package}}
Search for a package,aptitude search {{package}}
Search for an installed package (`?installed` is an `aptitude` search term),?installed` is an `aptitude
Remove a package and all packages depending on it,aptitude remove {{package}}
Upgrade installed packages to the newest available versions,aptitude upgrade
Upgrade installed packages (like `aptitude upgrade`) including removing obsolete packages and installing additional packages to meet new package dependencies,aptitude upgrade
Put an installed package on hold to prevent it from being automatically upgraded,aptitude hold '?installed({{package}})'
Create a new user,sudo useradd {{username}}
Create a new user with the specified user ID,sudo useradd --uid {{id}} {{username}}
Create a new user with the specified shell,sudo useradd --shell {{path/to/shell}} {{username}}
Create a new user belonging to additional groups (mind the lack of whitespace),"sudo useradd --groups {{group1,group2,...}} {{username}}"
Create a new user with the default home directory,sudo useradd --create-home {{username}}
Create a new user with the home directory filled by template directory files,sudo useradd --skel {{path/to/template_directory}} --create-home {{username}}
Create a new system user without the home directory,sudo useradd --system {{username}}
Install a new package,sudo pacman --sync {{package}}
Synchronize and update all packages (add `--downloadonly` to download the packages and not update them),--downloadonly
Update all packages and install a new one without prompting,sudo pacman --sync --refresh --sysupgrade --noconfirm {{package}}
Search the package database for a regular expression or keyword,"pacman --sync --search ""{{search_pattern}}"""
Display information about a package,pacman --sync --info {{package}}
Overwrite conflicting files during a package update,sudo pacman --sync --refresh --sysupgrade --overwrite {{path/to/file}}
"Synchronize and update all packages, but ignore a specific package (can be used more than once)",sudo pacman --sync --refresh --sysupgrade --ignore {{package}}
Remove not installed packages and unused repositories from the cache (use two `--clean` flags to clean all packages),--clean
A preferred way to trace the path to a host,tracepath -p {{33434}} {{host}}
"Specify the initial destination port, useful with non-standard firewall settings",tracepath -p {{destination_port}} {{host}}
Print both hostnames and numerical IP addresses,tracepath -b {{host}}
Specify a maximum TTL (number of hops),tracepath -m {{max_hops}} {{host}}
Specify the initial packet length (defaults to 65535 for IPv4 and 128000 for IPv6),tracepath -l {{packet_length}} {{host}}
Use only IPv6 addresses,tracepath -6 {{host}}
Build a Flatpak and export it to a new repository,flatpak-builder {{path/to/build_directory}} {{path/to/manifest}}
Build a Flatpak and export it to the specified repository,flatpak-builder --repo={{repository_name}} {{path/to/build_directory}} {{path/to/manifest}}
Build a Flatpak and install it locally,flatpak-builder --install {{path/to/build_directory}} {{path/to/manifest}}
Build and sign a Flatpak and export it to the specified repository,flatpak-builder --gpg-sign={{key_id}} --repo={{repository_name}} {{path/to/manifest}}
Run a shell inside of an application sandbox without installing it,flatpak-builder --run {{path/to/build_directory}} {{path/to/manifest}} {{sh}}
Search block devices by filesystem label,findfs LABEL={{label}}
Search by filesystem UUID,findfs UUID={{uuid}}
Search by partition label (GPT or MAC partition table),findfs PARTLABEL={{partition_label}}
Search by partition UUID (GPT partition table only),findfs PARTUUID={{partition_uuid}}
Create an F2FS filesystem inside partition 1 on device b (`sdb1`),sdb1
Create an F2FS filesystem with a volume label,sudo mkfs.f2fs -l {{volume_label}} {{/dev/sdb1}}
Install a local software package,pkgadd {{package}}
Update an already installed package from a local package,pkgadd -u {{package}}
List network interfaces and their associated IP addresses,ip address
Filter to show only active network interfaces,ip address show up
Display information about a specific network interface,ip address show dev {{eth0}}
Add an IP address to a network interface,ip address add {{ip_address}} dev {{eth0}}
Remove an IP address from a network interface,ip address delete {{ip_address}} dev {{eth0}}
Delete all IP addresses in a given scope from a network interface,ip address flush dev {{eth0}} scope {{global|host|link}}
[l]isten on a specified [p]ort and print any data received,cryptcat -k {{password}} -l -p {{port}}
Connect to a certain port,cryptcat -k {{password}} {{ip_address}} {{port}}
Specify the timeout ([w]),cryptcat -k {{password}} -w {{timeout_in_seconds}} {{ip_address}} {{port}}
Scan ([z]) the open ports of a specified host,cryptcat -v -z {{ip_address}} {{port}}
Act as proxy and forward data from a local TCP port to the given remote host,cryptcat -k {{password}} -l -p {{local_port}} | cryptcat -k {{password}} {{hostname}} {{remote_port}}
"Read the default configuration file `/etc/named.conf`, read any initial data and listen for queries",/etc/named.conf
Read a custom configuration file,named -c {{path/to/named.conf}}
"Use IPv4 or IPv6 only, even if the host machine is capable of utilising other protocols",named {{-4|-6}}
Listen for queries on a specific port instead of the default port 53,named -p {{port}}
Run the server in the foreground and do not daemonize,named -f
Lock the screen showing a white background,swaylock
Lock the screen with a simple color background (rrggbb format),swaylock --color {{0000ff}}
Lock the screen to a PNG background,swaylock --image {{path/to/file.png}}
Lock the screen and disable the unlock indicator (removes feedback on keypress),swaylock --no-unlock-indicator
Lock the screen and don't hide the mouse pointer,swaylock --pointer {{default}}
Lock the screen to a PNG background tiled over all monitors,swaylock --image {{path/to/file.png}} --tiling
Lock the screen and show the number of failed login attempts,swaylock --show-failed-attempts
Load configuration from a file,swaylock --config {{path/to/config}}
Check the Pi-hole daemon's status,pihole status
Update Pi-hole and Gravity,pihole -up
Monitor detailed system status,pihole chronometer
Start or stop the daemon,pihole {{enable|disable}}
Restart the daemon (not the server itself),pihole restartdns
Whitelist or blacklist a domain,pihole {{whitelist|blacklist}} {{example.com}}
Search the lists for a domain,pihole query {{example.com}}
Open a real-time log of connections,pihole tail
List all storage devices in a tree-like format,lsblk
Also list empty devices,lsblk -a
Print the SIZE column in bytes rather than in a human-readable format,lsblk -b
Output info about filesystems,lsblk -f
Use ASCII characters for tree formatting,lsblk -i
Output info about block-device topology,lsblk -t
Exclude the devices specified by the comma-separated list of major device numbers,"lsblk -e {{1,7,...}}"
Display a customized summary using a comma-separated list of columns,"lsblk --output {{NAME,SERIAL,MODEL,TRAN,TYPE,SIZE,FSTYPE,MOUNTPOINT,...}}"
Start `hardinfo`,hardinfo
Print report to `stdout`,stdout
Save report to HTML file,hardinfo -r -f html > hardinfo.html
Launch a VNC client which connects to a host on a given display,vncviewer {{host}}:{{display_number}}
Launch in full-screen mode,vncviewer -FullScreen {{host}}:{{display_number}}
Launch a VNC client with a specific screen geometry,vncviewer --geometry {{width}}x{{height}} {{host}}:{{display_number}}
Launch a VNC client which connects to a host on a given port,vncviewer {{host}}::{{port}}
Start the PipeWire daemon,pipewire
Use a different configuration file,pipewire --config {{path/to/file.conf}}
"Set the verbosity level (error, warn, info, debug or trace)",pipewire -{{v|vv|...|vvvvv}}
Display help,pipewire --help
Update PO files and documents according to the specified configuration file,po4a {{path/to/config_file}}
Display signatures for specified device,sudo wipefs {{/dev/sdX}}
Wipe all available signature types for a specific device with no recursion into partitions,sudo wipefs --all {{/dev/sdX}}
Wipe all available signature types for the device and partitions using a glob pattern,sudo wipefs --all {{/dev/sdX}}*
Perform dry run,sudo wipefs --all --no-act {{/dev/sdX}}
"Force wipe, even if the filesystem is mounted",sudo wipefs --all --force {{/dev/sdX}}
Open a new GNOME terminal window,gnome-terminal
Run a specific command in a new terminal window,gnome-terminal -- {{command}}
Open a new tab in the last opened window instead,gnome-terminal --tab
Set the title of the new tab,"gnome-terminal --tab --title ""{{title}}"""
List all cockpit packages,cockpit-bridge --packages
Display help,cockpit-bridge --help
List running containers,sudo nixos-container list
Create a NixOS container with a specific configuration file,sudo nixos-container create {{container_name}} --config-file {{nix_config_file_path}}
"Start, stop, terminate, or destroy a specific container",sudo nixos-container {{start|stop|terminate|destroy|status}} {{container_name}}
Run a command in a running container,sudo nixos-container run {{container_name}} -- {{command}} {{command_arguments}}
Update a container configuration,sudo $EDITOR /var/lib/container/{{container_name}}/etc/nixos/configuration.nix && sudo nixos-container update {{container_name}}
Enter an interactive shell session on an already-running container,sudo nixos-container root-login {{container_name}}
Synchronize and update all packages,aurman --sync --refresh --sysupgrade
Synchronize and update all packages without show changes of `PKGBUILD` files,PKGBUILD
Install a new package,aurman --sync {{package}}
Install a new package without show changes of `PKGBUILD` files,PKGBUILD
Install a new package without prompting,aurman --sync --noedit --noconfirm {{package}}
Search the package database for a keyword from the official repositories and AUR,aurman --sync --search {{keyword}}
Remove a package and its dependencies,aurman --remove --recursive --nosave {{package}}
Clear the package cache (use two `--clean` flags to clean all packages),--clean
Get a running process' CPU affinity by PID,taskset --pid --cpu-list {{pid}}
Set a running process' CPU affinity by PID,taskset --pid --cpu-list {{cpu_id}} {{pid}}
Start a new process with affinity for a single CPU,taskset --cpu-list {{cpu_id}} {{command}}
Start a new process with affinity for multiple non-sequential CPUs,"taskset --cpu-list {{cpu_id_1}},{{cpu_id_2}},{{cpu_id_3}}"
Start a new process with affinity for CPUs 1 through 4,taskset --cpu-list {{cpu_id_1}}-{{cpu_id_4}}
List all local USB devices and their bus ID's,usbip list --local
Start a `usbip` daemon on the server,usbip
Bind a USB device to `usbip` on the server,usbip
Load the kernel module required by `usbip` on the client,usbip
Attach to the `usbip` device on the client (bus ID is the same as on the server),usbip
List attached devices,usbip port
Detach from a device,sudo usbip detach --port={{port}}
Unbind a device,usbip unbind --busid={{bus_id}}
Remove a package,xbps-remove {{package}}
Remove a package and its dependencies,xbps-remove --recursive {{package}}
Remove orphan packages (installed as dependencies but no longer required by any package),xbps-remove --remove-orphans
Remove obsolete packages from the cache,xbps-remove --clean-cache
Capture a screenshot and save it to the given path,maim {{path/to/screenshot.png}}
Capture a screenshot of the selected region,maim --select {{path/to/screenshot.png}}
Capture a screenshot of the selected region and save it in the clipboard (requires `xclip`),xclip
Capture a screenshot of the current active window (requires `xdotool`),xdotool
Write metadata located on device to a specific file,e2image {{/dev/sdXN}} {{path/to/image_file}}
Print metadata located on device to `stdout`,stdout
Restore the filesystem metadata back to the device,e2image -I {{/dev/sdXN}} {{path/to/image_file}}
Create a large raw sparse file with metadata at proper offsets,e2image -r {{/dev/sdXN}} {{path/to/image_file}}
Create a QCOW2 image file instead of a normal or raw image file,e2image -Q {{/dev/sdXN}} {{path/to/image_file}}
Save the current configuration as a profile,konsave --save {{profile_name}}
Apply a profile,konsave --apply {{profile_name}}
"Save the current configuration as a profile, overwriting existing profiles if they exist with the same name",konsave -s {{profile_name}} --force
List all profiles,konsave --list
Remove a profile,konsave --remove {{profile_name}}
Export a profile as a `.knsv` to the home directory,.knsv
Import a `.knsv` profile,.knsv
Print an `A` or `AAAA` record associated with a hostname or IP address,A` or `AAAA
Display some extra debugging output,ahost -d {{example.com}}
Display the record with a specified type,ahost -t {{a|aaaa|u}} {{example.com}}
Swap left-click and right-click on the pointer,xmodmap -e 'pointer = 3 2 1'
Reassign a key on the keyboard to another key,xmodmap -e 'keycode {{keycode}} = {{keyname}}'
Disable a key on the keyboard,xmodmap -e 'keycode {{keycode}} ='
Execute all xmodmap expressions in the specified file,xmodmap {{path/to/file}}
Display information about a specific undo file,e2undo -h {{path/to/undo_file}} {{/dev/sdXN}}
Perform a dry-run and display the candidate blocks for replaying,e2undo -nv {{path/to/undo_file}} {{/dev/sdXN}}
Perform an undo operation,e2undo {{path/to/undo_file}} {{/dev/sdXN}}
Perform an undo operation and display verbose information,e2undo -v {{path/to/undo_file}} {{/dev/sdXN}}
Write the old contents of the block to an undo file before overwriting a file system block,e2undo -z {{path/to/file.e2undo}} {{path/to/undo_file}} {{/dev/sdXN}}
Set the max number of counts before a filesystem is checked to 2,tune2fs -c {{2}} {{/dev/sdXN}}
Set the filesystem label to MY_LABEL,tune2fs -L {{'MY_LABEL'}} {{/dev/sdXN}}
Enable discard and user-specified extended attributes for a filesystem,"tune2fs -o {{discard,user_xattr}} {{/dev/sdXN}}"
Enable journaling for a filesystem,tune2fs -o^{{nobarrier}} {{/dev/sdXN}}
Show all messages with priority level 3 (errors) from this [b]oot,journalctl -b --priority={{3}}
Delete journal logs which are older than 2 days,journalctl --vacuum-time={{2d}}
[f]ollow new messages (like `tail -f` for traditional syslog),tail -f
Show all messages by a specific [u]nit,journalctl -u {{unit}}
Show logs for a given unit since the last time it started,journalctl _SYSTEMD_INVOCATION_ID=$(systemctl show --value --property=InvocationID {{unit}})
"Filter messages within a time range (either timestamp or placeholders like ""yesterday"")",journalctl --since {{now|today|yesterday|tomorrow}} --until {{YYYY-MM-DD HH:MM:SS}}
Show all messages by a specific process,journalctl _PID={{pid}}
Show all messages by a specific executable,journalctl {{path/to/executable}}
Show the bandwidth usage,sudo iftop
Show the bandwidth usage of a given interface,sudo iftop -i {{interface}}
Show the bandwidth usage with port information,sudo iftop -P
Do not show bar graphs of traffic,sudo iftop -b
Do not look up hostnames,sudo iftop -n
Display help,?
Wait for the user to make a selection and output its geometry to `stdout`,stdout
"Double click, rather than click and drag, to draw a selection",slop -D
Highlight the selection rather than outlining it,slop -l
Specify the output format,slop -f {{format_string}}
Specify the selection rectangle's color,"slop -c {{red}},{{green}},{{blue}},{{alpha}}"
Start an interactive session,ispell
Check for typos in the specified file and interactively apply suggestions,ispell {{path/to/file}}
Display version,ispell -v
Interactively create a new package manager configuration,apx pkgmanagers create
List all available package manager confirgurations,apx pkgmanagers list
Remove a package manager configuration,apx pkgmanagers rm --name {{string}}
Display information about a specific package manager,apx pkgmanagers show {{name}}
Connect to a FreeRDP server,xfreerdp /u:{{username}} /p:{{password}} /v:{{ip_address}}
Connect to a FreeRDP server and activate audio output redirection using `sys:alsa` device,sys:alsa
Connect to a FreeRDP server with dynamic resolution,xfreerdp /v:{{ip_address}} /u:{{username}} /p:{{password}} /dynamic-resolution
Connect to a FreeRDP server with clipboard redirection,xfreerdp /v:{{ip_address}} /u:{{username}} /p:{{password}} +clipboard
Connect to a FreeRDP server ignoring any certificate checks,xfreerdp /v:{{ip_address}} /u:{{username}} /p:{{password}} /cert:ignore
Connect to a FreeRDP server with a shared directory,"xfreerdp /v:{{ip_address}} /u:{{username}} /p:{{password}} /drive:{{path/to/directory}},{{share_name}}"
Launch the GUI,sudo lshw -X
List all hardware in tabular format,sudo lshw -short
List all disks and storage controllers in tabular format,sudo lshw -class disk -class storage -short
Save all network interfaces to an HTML file,sudo lshw -class network -html > {{interfaces.html}}
Open a new urxvt window,urxvt
Run in a specific directory,urxvt -cd {{path/to/directory}}
Run a command in a new urxvt window,urxvt -e {{command}}
Run a command and keep the window open,urxvt --hold -e {{command}}
Run a command within the `sh` shell,sh
Enroll a new password (similar to `cryptsetup luksAddKey`),cryptsetup luksAddKey
Enroll a new recovery key (i.e. a randomly generated passphrase that can be used as a fallback),systemd-cryptenroll --recovery-key {{path/to/luks2_block_device}}
"List available tokens, or enroll a new PKCS#11 token",systemd-cryptenroll --pkcs11-token-uri {{list|auto|pkcs11_token_uri}} {{path/to/luks2_block_device}}
"List available FIDO2 devices, or enroll a new FIDO2 device (`auto` can be used as the device name when there is only one token plugged in)",auto
Enroll a new FIDO2 device with user verification (biometrics),systemd-cryptenroll --fido2-device {{auto|path/to/fido2_hidraw_device}} --fido2-with-user-verification yes {{path/to/luks2_block_device}}
"Unlock using a FIDO2 device, and enroll a new FIDO2 device",systemd-cryptenroll --unlock-fido2-device {{path/to/fido2_hidraw_unlock_device}} --fido2-device {{path/to/fido2_hidraw_enroll_device}} {{path/to/luks2_block_device}}
Enroll a TPM2 security chip (only secure-boot-policy PCR) and require an additional alphanumeric PIN,systemd-cryptenroll --tpm2-device {{auto|path/to/tpm2_block_device}} --tpm2-with-pin yes {{path/to/luks2_block_device}}
Remove all empty passwords/all passwords/all FIDO2 devices/all PKCS#11 tokens/all TPM2 security chips/all recovery keys/all methods,systemd-cryptenroll --wipe-slot {{empty|password|fido2|pkcs#11|tpm2|recovery|all}} {{path/to/luks2_block_device}}
Start NetHogs as root (default device is `eth0`),eth0
Monitor bandwidth on specific device,sudo nethogs {{device}}
Monitor bandwidth on multiple devices,sudo nethogs {{device1}} {{device2}}
Specify refresh rate,sudo nethogs -t {{seconds}}
Show current configuration,sacctmgr show configuration
Add a cluster to the slurm database,sacctmgr add cluster {{cluster_name}}
Add an account to the slurm database,sacctmgr add account {{account_name}} cluster={{cluster_of_account}}
Show details of user/association/cluster/account using a specific format,"sacctmgr show {{user|association|cluster|account}} format=""Account%10"" format=""GrpTRES%30"""
Copy a virtual machine,qm copy {{vm_id}} {{new_vm_id}}
Copy a virtual machine using a specific name,qm copy {{vm_id}} {{new_vm_id}} --name {{name}}
Copy a virtual machine using a specific descriptionn,qm copy {{vm_id}} {{new_vm_id}} --description {{description}}
Copy a virtual machine creating a full copy of all disks,qm copy {{vm_id}} {{new_vm_id}} --full
Copy a virtual machine using a specific format for file storage (requires `--full`),--full
Copy a virtual machine then add it to a specific pool,qm copy {{vm_id}} {{new_vm_id}} --pool {{pool_name}}
Create a `toolbox` container for a specific distribution,toolbox
Create a `toolbox` container for a specific release of the current distribution,toolbox
Create a `toolbox` container with a custom image,toolbox
Create a `toolbox` container from a custom Fedora image,toolbox
Create a `toolbox` container using the default image for Fedora 39,toolbox
Query a system password with a specific message,"systemd-ask-password ""{{message}}"""
Specify an identifier for the password query,"systemd-ask-password --id={{identifier}} ""{{message}}"""
Use a kernel keyring key name as a cache for the password,"systemd-ask-password --keyname={{key_name}} ""{{message}}"""
Set a custom timeout for the password query,"systemd-ask-password --timeout={{seconds}} ""{{message}}"""
Force the use of an agent system and never ask on current TTY,"systemd-ask-password --no-tty ""{{message}}"""
Store a password in the kernel keyring without displaying it,"systemd-ask-password --no-output --keyname={{key_name}} ""{{message}}"""
View documentation for the original command,tldr systemd-mount
Extract a squashfs filesystem to `squashfs-root` in the current working directory,squashfs-root
Extract a squashfs filesystem to the specified directory,unsquashfs -dest {{path/to/directory}} {{filesystem.squashfs}}
Display the names of files as they are extracted,unsquashfs -info {{filesystem.squashfs}}
Display the names of files and their attributes as they are extracted,unsquashfs -linfo {{filesystem.squashfs}}
List files inside the squashfs filesystem (without extracting),unsquashfs -ls {{filesystem.squashfs}}
List files and their attributes inside the squashfs filesystem (without extracting),unsquashfs -lls {{filesystem.squashfs}}
View documentation for the original command,tldr nmtui
List all installed packages,equery list '*'
Search for installed packages in the Portage tree and in overlays,equery list -po {{package1 package2 ...}}
List all packages that depend on a given package,equery depends {{package}}
List all packages that a given package depends on,equery depgraph {{package}}
List all files installed by a package,equery files --tree {{package}}
Create and install a package with default settings,sudo checkinstall --default
Create a package but don't install it,sudo checkinstall --install={{no}}
Create a package without documentation,sudo checkinstall --nodoc
Create a package and set the name,sudo checkinstall --pkgname {{package}}
Create a package and specify where to save it,sudo checkinstall --pakdir {{path/to/directory}}
Capture a screenshot of the whole screen and save it to the default directory,i3-scrot
Capture a screenshot of the active window,i3-scrot --window
Capture a screenshot of a specific rectangular selection,i3-scrot --select
Capture a screenshot of the whole screen and copy it to the clipboard,i3-scrot --desk-to-clipboard
Capture a screenshot of the active window and copy it to the clipboard,i3-scrot --window-to-clipboard
Capture a screenshot of a specific selection and copy it to the clipboard,i3-scrot --select-to-clipboard
Capture a screenshot of the active window after a delay of 5 seconds,i3-scrot --window {{5}}
Show information about all network interfaces,ip link
Show information about a specific network interface,ip link show {{ethN}}
Bring a network interface up or down,ip link set {{ethN}} {{up|down}}
Give a meaningful name to a network interface,"ip link set {{ethN}} alias ""{{LAN Interface}}"""
Change the MAC address of a network interface,ip link set {{ethN}} address {{ff:ff:ff:ff:ff:ff}}
Change the MTU size for a network interface to use jumbo frames,ip link set {{ethN}} mtu {{9000}}
List partitions,sudo fdisk -l
Start the partition manipulator,sudo fdisk {{/dev/sdX}}
"Once partitioning a disk, create a partition",n
"Once partitioning a disk, select a partition to delete",d
"Once partitioning a disk, view the partition table",p
"Once partitioning a disk, write the changes made",w
"Once partitioning a disk, discard the changes made",q
"Once partitioning a disk, open a help menu",m
Create a squashfs filesystem (compressed using `gzip` by default) from an uncompressed  tar  archive,gzip
"Create a squashfs filesystem from a tar archive compressed with `gzip`, and [comp]ress the filesystem using a specific algorithm",gzip
"Create a squashfs filesystem from a tar archive compressed with `xz`, excluding some of the files",xz
"Create a squashfs filesystem from a tar archive compressed with `zstd`, excluding files ending with `.gz`","zstd`, excluding files ending with `.gz"
"Create a squashfs filesystem from a tar archive compressed with `lz4`, excluding files matching a regular expression",lz4
[M]odify ACL of a file for user with read and write access,setfacl --modify u:{{username}}:rw {{path/to/file_or_directory}}
[M]odify [d]efault ACL of a file for all users,setfacl --modify --default u::rw {{path/to/file_or_directory}}
Remove ACL of a file for a user,setfacl --remove u:{{username}} {{path/to/file_or_directory}}
Remove all ACL entries of a file,setfacl --remove-all {{path/to/file_or_directory}}
Start Waydroid,waydroid
Initialize Waydroid (required on first run or after reinstalling Android),waydroid init
Install a new Android app from a file,waydroid app install {{path/to/file.apk}}
Launch an Android app by its package name,waydroid app launch {{com.example.app}}
Start or stop the Waydroid session,waydroid session {{start|stop}}
Manage the Waydroid container,waydroid container {{start|stop|restart|freeze|unfreeze}}
Monitor the default PipeWire instance,pw-mon
Monitor a specific remote instance,pw-mon --remote={{remote_name}}
Monitor the default instance specifying a color configuration,pw-mon --color={{never|always|auto}}
Display help,pw-mon --help
Display users in the system,lslogins
Display users belonging to a specific group,lslogins --groups={{groups}}
Display user accounts,lslogins --user-accs
Display last logins,lslogins --last
Display system accounts,lslogins --system-accs
Display supplementary groups,lslogins --supp-groups
Connect with a defined configuration file,sudo vpnc {{config_file}}
Terminate the previously created connection,sudo vpnc-disconnect
Create a Debian Stable directory chroot,sudo mmdebstrap stable {{path/to/debian-root/}}
Create a Debian Bookworm tarball chroot using a mirror,mmdebstrap bookworm {{path/to/debian-bookworm.tar}} {{http://mirror.example.org/debian}}
Create a Debian Sid tarball chroot with additional packages,"mmdebstrap sid {{path/to/debian-sid.tar}} --include={{pkg1,pkg2}}"
List primary and secondary groups of a specific user,sudo lid {{username}}
List users of a specific group,sudo lid --group {{name}}
Synchronize and update all packages (including AUR),yaourt -Syua
Install a new package (includes AUR),yaourt -S {{package}}
Remove a package and its dependencies (includes AUR packages),yaourt -Rs {{package}}
Search the package database for a keyword (including AUR),yaourt -Ss {{query}}
"List installed packages, versions, and repositories (AUR packages will be listed under the repository name 'local')",yaourt -Q
Synchronize and update all packages,sudo pacman -Syu
Install a new package,sudo pacman -S {{package}}
Remove a package and its dependencies,sudo pacman -Rs {{package}}
Search the database for packages containing a specific file,"pacman -F ""{{file_name}}"""
List installed packages and versions,pacman -Q
List only the explicitly installed packages and versions,pacman -Qe
List orphan packages (installed as dependencies but not actually required by any package),pacman -Qtdq
Empty the entire `pacman` cache,pacman
Start an interactive view,systemd-cgtop
Change the sort order,systemd-cgtop --order={{cpu|memory|path|tasks|io}}
Show the CPU usage by time instead of percentage,systemd-cgtop --cpu=percentage
"Change the update interval in seconds (or one of these time units: `ms`, `us`, `min`)","ms`, `us`, `min"
Only count userspace processes (without kernel threads),systemd-cgtop -P
List user accounts and their associated home directories,homectl list
Create a user account and their associated home directory,sudo homectl create {{username}}
Remove a specific user and the associated home directory,sudo homectl remove {{username}}
Change the password for a specific user,sudo homectl passwd {{username}}
Run a shell or a command with access to a specific home directory,sudo homectl with {{username}} -- {{command}} {{command_arguments}}
Lock or unlock a specific home directory,sudo homectl {{lock|unlock}} {{username}}
Change the disk space assigned to a specific home directory to 100 GiB,sudo homectl resize {{username}} {{100G}}
Display help,homectl --help