New vimrc (optimized for note taking)

vimrc

set laststatus=2
set number
set wrap
set linebreak
set expandtab
set shiftwidth=2
set softtabstop=2
set clipboard=unnamedplus
execute pathogen#infect()
filetype plugin indent on
syntax on
let NERDTreeShowHidden=1

"autocmd bufenter * if (winnr("$") == 1 && exists("b:NERDTreeType") && b:NERDTreeType == "primary") | q | endif
"autocmd vimenter * if !argc() | NERDTree | endif

map <F7> mzgg=G`z<CR>
map <F5> :NERDTreeToggle<CR>
set paste

"disable insert key replace toggle:
function s:ForbidReplace()
    if v:insertmode isnot# 'i'
        call feedkeys("\<Insert>", "n")
    endif
endfunction
augroup ForbidReplaceMode
    autocmd!
    autocmd InsertEnter  * call s:ForbidReplace()
    autocmd InsertChange * call s:ForbidReplace()
augroup END

"tabs
nnoremap <C-t> :tabnew<Space>
inoremap <C-t> <Esc>:tabnew<Space>

"Tab Navigation
nnoremap <S-h> gT
nnoremap <S-l> gt

"may change from system to system
set t_Co=256
"set clipboard=unnamedplus
set background=dark
colorscheme hybrid_material
let g:airline_theme='base16'
set fillchars=""
set termguicolors

function! SaveWithTimeStamp(filename) range
    let l:extension = '.' . fnamemodify( a:filename, ':e' )
    if len(l:extension) == 1
        let l:extension = '.md'
    endif

    let l:filename = strftime("%Y%m%d-") . escape( fnamemodify(a:filename, ':r') .l:extension, ' ' ) 
    execute "write " . l:filename
endfunction
command! -nargs=1 Keep call SaveWithTimeStamp( <q-args> )