Slow ipython in osx yosemite?  Seems AppNap puts ipython to
sleep, try this to disable it:  defaults write org.python.python
NSAppSleepDisabled -bool YES  Zero to One – Peter Thiel & Blake
Masters     Brief chapter overviews:                 Book Notes
Error installing python module that uses pbr  If you get the
following error when running python install:  error in setup
command: Error parsing somemodule/setup.cfg: OSError: [Errno 2]
No such file or directory  It is because git is not installed.
On debian apt-get install git-core and you should be all set.
Finding Apache Average Memory Usage on Debian Wheezy  I wanted
to find the average process memory usage on Debian wheezy to
calculate MaxClients.  I used this script to do it:  sudo ps -ef
| grep apache2 | grep -v ^$USER | awk '{ print $2 '} | xargs
sudo pmap -d | grep ^mapped: | awk '{ print $4 }' | cut -dK -f1
| awk '{SUM += $1} END { print SUM/NR }'  Quick explanation,
starts out with a process list, filters for apache2, removes the
grep command from