vimfiles

One-liner:

rm -fR ~/.vim && git clone https://github.com/codegram/vimfiles.git ~/.vim && rm ~/.vimrc && ln -s ~/.vim/vimrc ~/.vimrc && curl https://raw.githubusercontent.com/Shougo/neobundle.vim/master/bin/install.sh | sh && vim +NeoBundleInstall +qa! && clear && echo "Done! :)"

Custom mappings

The leader key is , (comma).

Files

,n renames current file, asking for the new name.

Moving

Arrow keys are disabled.
jk is mapped to <ESC>, so you don't have to reach out to <ESC>.

Search

,<Space> clears the search.

Buffers

,w maps to :w!: it saves the current buffer.
,q maps to :wqa!: it saves all buffers and quits.
<tab> / <S-tab> rotates among open buffers.
<leader>d closes the current buffer.

Splits

,v opens a new vertical split and switches to it.
<C-h> switches to the left split.
<C-j> switches to the split below.
<C-k> switches to the split above.
<C-l> switches to the right split.

Other

<F2> to toggle Paste mode (to paste stuff from the system clipboard).

Plug-ins

ag

Use Ag (the silver searcher) to search through your code.

,a performs an Ag search.
<C-n> / <C-p>: Rotate among results.

vim-autoclose

Auto-closes, parens, curly braces, everything.

ctags

First, brew install ctags and run the ctags -R . command on your working directory to generate the tag list.

<C-]> to go to the definition of the word under the cursor (constant, method, whatever
<C-p> to come back.
<F7> / <F9> to rotate among multiple definitions of the same tag.
<Leader>c to search among tags with the CtrlP plugin.
<Leader>b to toggle the Tagbar

vim-fugitive

Use Git from Vim.

,gs: Git status.
,gc: Git commit.
,gb in visual mode: Git blame.

gist.vim

:Gist [-p|-P]: Post a [p]rivate or [P]ublic gist with the current buffer. You can also run it from Visual mode to post only a part.

vim-tcomment

Comments any kind of code.

,co: In visual mode, comments the selected block.