Vim

Vi IMproved

A number of shortcuts, slowing expanding.

Shortcut	Use
/search	Searches for search *,# to move forwards,backwards
:w	write file
:q	quit
:q!	quit without saving
h,j,k,l	cursor left, down, up, right
i	insert mode
esc	leave insert mode
:s/foo/bar/g	replace foo to bar in current line
:%s/foo/bar/g	replace foo to bar in all lines
:5,12s/foo/bar/g	replace foo to bar from 5,12 inclusive
"/gc	c flag to confirm first
"/gI	I (capital i) flag to make it case sensitive
"/g	g flag to make it global (not just first)