vim = vi improved version

The list of key

Key	Description
.	Repeat last command
x	Delete at cursor
dd	Delete line
d$	Delete from cusor to end of line
db	Delete from cusor back to begining of word
dw	Delete word if cusor at the begining of word
daw	Delete a word
yy	Copy
p	Paste
j	Down
k	Up
h	Left
l	Right
b	Move to begining of word
$	Move to end of line
^	Move to begining of line
gg	Move to begining of file
A	Move to end of line and turn to edit mode A = $a
f{char}	Search {char}
;	Find forward
,	Find backward
/pattern	Search pattern in file
n	Search next pattern in file
N	Search previous pattern in file
cW	delete word

Insert mode

Key	Description
CTRL + h	delete one character = backspace
CTRL + w	delete one word
CTRL + u	delete one line
CTRL + o	insert normal mode
A	insert normal mode
o	insert mode at next line

Navigate

Key	Description
CTRL + b	Back one full screen
CTRL + f	Forward one full screen
CTRL + d	Down half of screen
CTRL + u	Up half of screen