:scriptnames # list vimrc files in use

:set nowrap # set a setting

:set nowrap? # get a setting

:set tabstop=8

:set expandtab # replaces tabs with n spaces on file open

:set softtabstop=0 # insert n spaces tabkey

:set shiftwidth=0 # insert n spaces on », «

:set autoindent

:set smartindent

:set cindent

:set showmode # show “insert” mode on bottom line

to leave insert mode

• ESC
• Ctrl+[
• Ctrl+C