Vim tips. For details I found in daily use.

vim tips

set fileencoding=utf-8
"this line causes the long long latency for opening lagre file.
"set fileencodings=utf-8,ucs-bom,cp936,gb18030,utf-16,big5,gbk,ucs-bom,cp936,latin1


"for vim-latex
"only for tex files. three <leader> to write and compile. view is reserved.
autocmd FileType tex map <leader><leader><leader> :w<cr><plug>Tex_Compile
"<plug>Tex_View
"C-L to automatically add \left and \right. Because <Alt+L> will key in special symbol.
autocmd FileType tex imap <C-L> <plug>Tex_LeftRight



"auto save/read position and fold info
"not work for largefile, which is large than 10MB
"autocmd BufWinLeave *.* mkview!
"autocmd BufWinEnter *.* silent loadview
let g:LargeFile = 1024 * 1024 * 30
"let g:LargeFile = 1024 * 1024 * 10
let g:skipview_files = [
            \ '[EXAMPLE PLUGIN BUFFER]'
            \ ]
function! MakeViewCheck()
    if has('quickfix') && &buftype =~ 'nofile'
        " Buffer is marked as not a file
        return 0
    endif
    if empty(glob(expand('%:p')))
        " File does not exist on disk
        return 0
    endif
    if len($TEMP) && expand('%:p:h') == $TEMP
        " We're in a temp dir
        return 0
    endif
    if len($TMP) && expand('%:p:h') == $TMP
        " Also in temp dir
        return 0
    endif
    if index(g:skipview_files, expand('%')) >= 0
        " File is in skip list
        return 0
    endif
		" autocmd BufReadPre * let f=expand("<afile>") |
		if getfsize(expand("<afile>")) > g:LargeFile
        " File is too large
        return 0
    endif
    return 1
endfunction
augroup vimrcAutoView
    autocmd!
    " Autosave & Load Views.
    autocmd BufWritePost,BufLeave,WinLeave,BufWinLeave ?* if MakeViewCheck() | mkview | endif
		autocmd BufWinEnter ?* if MakeViewCheck() | silent loadview | syntax on | else | syntax off | endif
augroup end
"Big thanks for manalive. http://vim.wikia.com/wiki/Make_views_automatic