Tailoring the Environment
For current session :set options<cr>
Example: :set nu <cr> will set line numbers
To view possible settings:
:set all
noautoindent nonumber noslowopen
autoprint nonovice tabstop=8
noautowrite nooptimize taglength=0
nobeautify paragraphs= tags=tags /usr/lib/tags
directory=/tmp prompt term=vt100
noedcompatible noreadonly noterse
noerrorbells redraw timeout
flash remap ttytype=vt100
hardtabs=8 report=5 warn
noignorecase scroll=11 window=23
nolisp sections= wrapscan
nolist shell=/bin/csh wrapmargin=0
magic shiftwidth=8 nowriteany
mesg noshowmatch
nomodelines noshowmode