My current .vimrc

.vimrc

:syntax on
"ruby
autocmd FileType ruby,eruby set omnifunc=rubycomplete#Complete
autocmd FileType ruby,eruby let g:rubycomplete_buffer_loading = 1
autocmd FileType ruby,eruby let g:rubycomplete_rails = 1
autocmd FileType ruby,eruby let g:rubycomplete_classes_in_global = 1
"improve autocomplete menu color
highlight Pmenu ctermbg=238 gui=bold

:set tabstop=2
:set shiftwidth=2
:set expandtab
"highlight CursorLine guibg=#444444
"set cul
"hi CursorLine term=none cterm=none ctermbg=3

"highlight all the matches in search
:set hlsearch

:set guifont=Monaco:h15
:set columns=100

"autoload on startup indentation guides
let g:indent_guides_enable_on_vim_startup = 1
let g:indent_guides_start_level=2
let g:indent_guides_guide_size=1

"configs for powerline
set t_Co=256
let g:Powerline_symbols = 'unicode'
set nocompatible
set laststatus=2
set list!

" Shortcut to rapidly toggle `set list`
nmap <leader>l :set list!<CR>
 
" Use the same symbols as TextMate for tabstops and EOLs
set listchars=tab:▸\ ,eol:¬

"Invisible character colors
highlight NonText guifg=#4a4a59
highlight SpecialKey guifg=#4a4a59

"autoload NERDTree
autocmd vimenter * NERDTree

call pathogen#infect()