- undo
u
- diplays line #
:set number
- go to line 14
:14
- go to character 40
:goto 40
:s (substitute)
- count # of time a pattern exists
:%s/pattern//gn
- Replace foo to bar
:%s/foo/bar/g
- Add comment ( and space) for line 5 to 8
:5,8s/^/# /
Move around
- Go to first / last line
gg / G
- create new line before / after cursor
O / o
- move to start /end of line
^ / $