j, k l, h
Word navigation
w, W - word, without punctuation
b, B - back word
Line navigation
0 - beginning of line
^ - first character of line
$ - end of line
Move to line
gg or G or : to specific line
gg - beginning of file
GG - End of file

Deleting and thinking in Vim

x simple delete
X - delete before the cursor. Like backspace
dw - delete word
d - delete
w - motion
dj - line and below
dh
d0
d$
D - shortcut for d$.
dd - delete current line

Count operator motion

3w - move 3 words
3dw - delete 3 words
or d3w
2d3w = 2 * 6 = delete 6 words

Delete multiple lines

. -> repeate previous command

VIm help

:help or :h
:help dd
:help count
:help linewise

Cut, Copy and Paste

delete, yank and put
d and x -> cut not just delete
default register -> p (put or paste) after cursor
P -> paste before cursor.
Shortcurt for swap -> xp or ddp
y --> yank (copy)
Common shortcuts:
2yw or y2w -> copy two words
yy -> yanks entire line
yyp -> duplicate line
u -> Undo last command
ctrl + r -> redo

Cut, copy paste - registers

Registers:
unnamed register : ""
numbered - 0, 1... 9
Named: a to z.
Defaults:
"" holds text from d, c, s, x and y
0 holds last yanked
1 hold last d or c (changed)
Numbered registerd shift with d or c
full control over named registers
: reg - contents of register
Using registers
"0P - puts from reg. 0
"2yy - yanks to register 2.
"_d -> not stored in register -> black hole register

Transforming and substituting text

Insert, change, replace and join

Insert
I - insert before first non-blank in line
a - appends text
A - append to end of line
o - new line below cursor
O - new line above cursor.
Shortcut
- e.g. 5O# - Creates 5 new lines beginning with # (not working in ideavim)
Replace mode
R - replaces word under the cursor.
r - single character replace
change
cw - change word
C - change till the end of line
cc - change entire line of text
~ (tilde) change case
Shortcut
- g~w - change entire word to upper
- g~$ - change entire line
- g~~
Uppercase and lowercase:
- gU - change to uppercase
- gL - lower
Join Lines
- J - join lines together.
- gJ - join lines without spaces between

Search, Find and Replace

Find:
f or F - back
; and , (repeat search)
t - search and move just before char. until
Search more than 1 char
/
n - repeat (next), N - backwards
? - backward search
Incsearch
to enable - :set is
It highlights next when manking / search.
hlsearch
:set his
It highlights all occurance
Exercise:
/and finds and.
Cw - change word to say &
n - find next
. - repeat again
asterisk(*) find occurance of same word

Find and replace

Substitute
s - :s/old/new/ - current line and first occurance
:s/old/new/g - all occurance in the line
[range]s/old/new/[flags]
- 1s/old/new/g - replace on line 1
- 1,5s/old/new/g - on line 1 to 5
- ranges
- % - entire file
- . - current line
- $ - last line in file
- .,$ - current to last
- %s/old/new/g - change in entire file
You can use any character for separator
- e.g. :%s#old#new#g

Text objects and Macros

Text objects

how do you delete words when the cursor is in middle of word?
{operator}{a or i}{object} - caw or CaW
a means including
i - inside it
Daw - delete all word
ciw - change inner word
objects
w - word - aw
s - sentence - as
p - paragraph - ap
[ or ] - within braces - a[
( or ) - a( or i(
you can also yank them
yiw
yi[
tag object
useful in html
sudip
- cit changes sudip.
Quoted string
ci"
ci'

Macros

Also called complex repeats
Macro recording:
q - e.g. qa
when done q
to play marcro - @
or @@ - most recent executed macro
5@ - repeat 5 times
Best practices for macro
Normalize the cursor position: 0
position to next line after end: j
Append to macro
q
You can also edit macro
How? - paste the vaules of registers - "p
modify
yank it to the register - "y
apply macro
Save macros?
Use .vimrc

Visual Mode

Alternative to using mouse (more powerful)
Three modes
Character wise - v
line wise - V
Block wise - ctrl v
Character wise:
v, select with (h or l)
opposite direction o - highlight both direction
Finally yank, delete, change uppercase etc.
yap vs vapy - difference?
Linewise:
V (j or k) or other motion
gv - last selection
Vertical visual mode:
ctrl + v
O - opposite end in line
$ - select till end of every line
A - insert mode end (lowercase doesn't work)
I - insert mode in between
Can achieve similar to sublime (not exact)
Substitution to part of file
select visual
and run substitue s/old/new/
center command
:center - default 80 width or ce
:center 40
:left or le / : le5
ri