Vim Cheatsheet

#Vim Cheat Sheet

gqip - Reformats paragraph to textwidth
gq - Reformats selection
:Tab /= - Equally spaces based on the = symbol (requires Tabular vim plugin)
:setf language - Changes current language
:set language=language - Changes current language
<C-a> - Increments the number under the cursor
<C-x> - Decrements the number under the cursor
~ - Toggles case and moves to next character in normal mode
gU<movement> - Uppercases
gu<movement> - Lowercases
<visual>U - Uppercases in Visual mode
<visual>u - Uppercases in Visual mode
<C-o> - While in insert mode lets you run a single command-mode command and returns you back to insert mode
:cq - Quits with an error code. (Good for canceling a SCM commit)

##Sed-style Replacements

s/<sed regex>/<replacement>/<flags>
- <flags> - Can be a combintion of g for global (all occurances in a line, i to ignore case, and c to confirm each substitution

###Sed-style Regex

\? - 0 or 1
* - 0 or more
\+ - Matches one or more
 - Captured grouping (can be used later in replacement with \1, \2, etc.
\%( \) - Non capturing group
^ and $ - Beginning and end of line respectively

##Surround plugin

ys<motion or text><char to wrap> - Surrounds the text in the motion (Example: w for to the next word or $ to the end of the line) with the character, HTML tag, etc.
cs<old char><new char> - Changes the surrounding character
cst<html tag> - Changes an html tag from the current to a new one
ctrl-s - Adds a surrounding in insert mode

##Fugitive (Git extensions)

:Gdiff - Diffs file with current version in repository
:Gw - Saves and git adds
:Gco or :Gcommit - Commits

Three Way Diff

##Ack.vim

o    to open (same as enter)
go   to preview file (open but maintain focus on ack.vim results)
t    to open in new tab
T    to open in new tab silently
v    to open in vertical split
gv   to open in vertical split silently
q    to close the quickfix window

jaawerth/vim cheatsheet.md

Three Way Diff