Basic Vim configuration, place in home directory

.vimrc

filetype plugin indent on       " Enabling filetype specific settings
syntax on

imap kj <Esc>

set number                      " Line numbers
set autoindent                  " Minimal automatic indenting for any filetype
set backspace=indent,eol,start  " Proper backspace behavior
set incsearch                   " Incremental search highlighting
set wildmenu                    " Vim command line mode autocompletion
set mouse=a                     " Enable mouse
set clipboard+=unnamedplus      " Use system clipboard for yank and paste
set undofile                    " Undo persists after closing file
set nobackup                    " Don't create hidden files everywhere

set expandtab                   " Expand tabs to spaces
set shiftwidth=4                " Spaces to shift when re-indenting
set tabstop=4                   " Number of spaces to insert when tab is pressed
set softtabstop=4               " Backspace deletes indent