My basic VIM config

.vimrc

set nocompatible              " be iMproved, required
filetype off                  " required

" set the runtime path to include Vundle and initialize
set rtp+=~/.vim/bundle/Vundle.vim
call vundle#begin()
" alternatively, pass a path where Vundle should install plugins
"call vundle#begin('~/some/path/here')

" let Vundle manage Vundle, required
Plugin 'VundleVim/Vundle.vim'

" my plugins
Plugin 'itchyny/lightline.vim'
Plugin 'tpope/vim-surround'
Plugin 'preservim/nerdtree'
Plugin 'airblade/vim-gitgutter'
Plugin 'flazz/vim-colorschemes'

" All of your Plugins must be added before the following line
call vundle#end()            " required
filetype plugin indent on    " required
" To ignore plugin indent changes, instead use:
"filetype plugin on
"
" Brief help
" :PluginList       - lists configured plugins
" :PluginInstall    - installs plugins; append `!` to update or just :PluginUpdate
" :PluginSearch foo - searches for foo; append `!` to refresh local cache
" :PluginClean      - confirms removal of unused plugins; append `!` to auto-approve removal
"
" see :h vundle for more details or wiki for FAQ
" Put your non-Plugin stuff after this line

" settings for coding
set autoindent
set expandtab
set smarttab
set tabstop=4
set softtabstop=4
set shiftwidth=4

" line numbering and syntax highlighting
set number
syntax on

" shows of the command being executed
set showcmd 

" 256 color support and theme
set t_Co=256
colorscheme molokai

" status bar support
set laststatus=2

" search results highlighting and incremental search
set hlsearch
set incsearch 

set encoding=utf8
set ffs=unix,dos,mac

" mouse support
set mouse=a

" enable backspace
:set backspace=indent,eol,start

" word wrap, not letter wrap
set linebreak
set dy=lastline

" enable work with the OS clipboard
set clipboard^=unnamed,unnamedplus

" key mapping
map <C-o> :NERDTreeToggle<CR> " - CTRL+O opens NerdTree in left side
nnoremap <C-Left> :bp<CR> " - CTRL+Left move to previous buffer
nnoremap <C-Right> :bn<CR> " - CTRL+Right move to next buffer