:w !{cmd}
The :w !{cmd} command writes the buffer contents to the stdin of an external shell command without modifying the buffer or saving to disk.
command-line #command-line #ex-commands #shell #editing #productivity
q:
The command-line window is a special buffer that shows your entire Ex command history and lets you edit entries using the full power of Vim's normal mode before
command-line #command-line #ex-commands #history #editing #productivity
:args **/*.js | argdo %s/old/new/ge | update
The argument list (arglist) is Vim's mechanism for loading a set of files and running commands across all of them.
command-line #command-line #ex-commands #arglist #productivity #batch #editing
:{range}command
Every Ex command in Vim can be preceded by a range that specifies which lines it should operate on.
command-line #command-line #ex-commands #ranges #editing #productivity
:w !sudo tee %
The :w !sudo tee % command lets you save a file that requires root permissions, even if you forgot to open Vim with sudo.
:!command
The :!command syntax lets you execute any shell command directly from within Vim without leaving the editor.
:terminal
The :terminal command opens an interactive terminal emulator directly inside a Vim window.
:r !command
The :r !command command executes a shell command and inserts its output directly into the current buffer below the cursor line.
:g/pattern/normal dd
The :g/pattern/normal {commands} command executes normal mode keystrokes on every line in the file that matches the given pattern.
:g/pattern/command
The :g/pattern/command (global) command executes an Ex command on every line in the file that matches the given pattern.
:cfdo %s/old/new/g | update
The :cfdo %s/old/new/g update command performs a search and replace across every file in the quickfix list and saves each one.
:g/pattern/d
The :g/pattern/d command deletes every line in the file that matches the given pattern.
