My Vim config file.

.vimrc

" Don't be compatible with Vi
set nocompatible

" Indentation style
set autoindent
"set smartindent
"set cindent

" Tab behavior
set tabstop=4
set softtabstop=4
set shiftwidth=4
set expandtab
set smarttab
set nowrap

" Search settings
set incsearch
set hlsearch

" Disable annoying error noises
set noerrorbells
set novisualbell

" Editor settings
set ruler
set number
set numberwidth=5

" Scrolling with context
set scrolloff=3
set sidescrolloff=2

" Backspace magick
set backspace=indent,eol,start

" Keyboard shortcuts
map <F3> :ls<CR>
map <F8> :emenu Encoding.<TAB>
map <F10> :q<CR>
map <SPACE> za

map <C-S> :update<CR>
inoremap <C-S> <C-O>:update<CR>

map <C-o> :browse tabnew <CR>

map <C-t> :tabnew <CR>
map <C-w> :tabclose <CR>
map <C-Tab> :tabn <CR>
map <C-S-Tab> :tabp <CR>

" Write via sudo
cmap w!! %!sudo tee > /dev/null %

let g:author='Eugene Janusov'
let g:email='[email protected]'
let g:company='Persic Entertainment'

if has("syntax")
	syntax on
	set cursorline
endif

if has("folding")
    set foldenable
    set foldmethod=syntax " indent
endif

" Only do this part when compiled with support for autocommands.
if has("autocmd")
	filetype plugin on
	filetype indent off

	" For all text files set 'textwidth' to 120 characters.
	autocmd FileType text setlocal textwidth=120

	autocmd FileType c,cpp,h,java,scala,csharp,py,php,js,xml,html,css autocmd BufWritePre <buffer> :call RemoveTrailingWhitespaces()

endif

" gVIM and MacVim settings
if has("gui_running")
	colors desert
	set columns=128
	set lines=48

	if has("gui_gtk2")
		set guifont=Monospace\ 11
	elseif has("gui_kde")
	elseif has("x11")
	elseif has("gui_mac") || has("gui_macvim")
		set guifont=Consolas:h14,Monospace:h12
		set transparency=1
	elseif has("gui_win32")
	endif
else
endif


" Menu
set wildmenu
set wcm=<Tab>

" Encoding selection
menu Encoding.UTF-8        :e ++enc=utf-8<CR>
menu Encoding.KOI8-R       :e ++enc=koi8-r<CR>
menu Encoding.Windows-1251 :e ++enc=cp1251<CR>
menu Encoding.IBM-866      :e ++enc=ibm866<CR>

" Removes trailing white-spaces
function RemoveTrailingWhitespaces()
	if &binary " Never process binary files
		return false
	endif

	" Remember cursor position
	let l = line(".")
	let c = col(".")

	%s/\s\+$//e

	call cursor(l, c) " Re-store cursor position
endfunction