Useful Vim commands

Switch modes

i - insert mode
Esc - normal mode
v - visual mode

Movement

Characters movement

h - left
l - right
k - up
j - down

Words movement

w - start of next word
e - end of the word / end of next word
b - beginning of the word / beginning of previous word
<number><keyword>- 3->w - same as pressing "w" three times

Lines movement

0 - beginning of the line
$ - end of the line

Entire file movement

gg - beginning of a file
G - end of a file
<number>G - go to line

Other movement

% - jump to the matching (, { or [

Search

f<char> - find next occurrence of a character
<number>f<char> - find nth occurrence of a character
/<phrase><Enter> - find phrase - then press "n" for next occurrences
* - find next occurrence of a word where the cursor is at
# - find previous occurrence of a word where the cursor is at

Text editing

<number>i<phrase><esc> - 30->i->write "go"->esc - insert "go" three times
o - open new line below in "Insert" mode
O - open new line above in "Insert" mode
r - replace character where the cursor is at
x - delete character where the cursor is at
X - delete one character to the left of where the cursor is at
d<indicator> - dw - deletes characters or words as described by the indicator
a - append where the cursor is at
A - append at the end of the line

Other commands

. - repeat previous command
u - undo
Ctrl+R - redo
:help - Vim help

Save commands

:w - save
:q - quit
:q! - quit without saving

Resources for learning Vim

OpenVim