Take the 2-minute tour ×  In Visual Studio—my main squeeze for
many years—I can press Ctrl+F to immediately search for the
identifier or string that my text caret is touching, or else the
currently selected text if I have a selection. I can press
Ctrl+Shift+F to search the whole project, solution, or other
file sets. I like this.  In Xcode 3.*—my main squeeze in recent
years—I could press Cmd+Opt+F to immediately search for the
currently selected text and Cmd+Opt+Shift+F (a bit of a handful,
but workable), to search throughout the project. I liked this a
bit less than the VS approach because I first had to select some
text, then search for it, rather than the IDE automatically
picking up the current identifier for me if I hadn't selected
anything. But it was fine.  Now in Xcode 4 I notice that there
is a Cmd+E shortcut that makes Xcode "Use Selection for Find."
But it... well it sucks bad. All it does--apparently--is to copy
the current selection and paste it into the find box. It doesn't
show the find box, s