Bash Keyboard Shortcuts

Moving the cursor:

  Ctrl + a   Go to the beginning of the line (Home)
  Ctrl + e   Go to the End of the line (End)
  Ctrl + p   Previous command (Up arrow)
  Ctrl + n   Next command (Down arrow)
   Alt + b   Back (left) one word      or use Option+Right-Arrow
   Alt + f   Forward (right) one word  or use Option+Left-Arrow
  Ctrl + f   Forward one character
  Ctrl + b   Backward one character
  Ctrl + xx  Toggle between the start of line and current cursor position


 Ctrl + L   Clear the Screen, similar to the clear command

  Alt + Del Delete the Word before the cursor.
  Alt + d   Delete the Word after the cursor.
 Ctrl + d   Delete character under the cursor
 Ctrl + h   Delete character before the cursor (backspace)

 Ctrl + w   Cut the Word before the cursor to the clipboard.
 Ctrl + k   Cut the Line after the cursor to the clipboard.
 Ctrl + u   Cut/delete the Line before the cursor position.

  Alt + t   Swap current word with previous
 Ctrl + t   Swap the last two characters before the cursor (typo).
 Esc  + t   Swap the last two words before the cursor.

 ctrl + y   Paste the last thing to be cut (yank)
  Alt + u   UPPER capitalize every character from the cursor to the end of the current word.
  Alt + l   Lower the case of every character from the cursor to the end of the current word.
  Alt + c   Capitalize the character under the cursor and move to the end of the word.
  Alt + r   Cancel the changes and put back the line as it was in the history (revert).
 ctrl + _   Undo
 TAB        Tab completion for file/directory names

For example, to move to a directory 'sample1'; Type cd sam ; then press TAB and ENTER.
type just enough characters to uniquely identify the directory you wish to open.


  Ctrl + r   Recall the last command including the specified character(s)
             searches the command history as you type.
             Equivalent to : vim ~/.bash_history. 
  Ctrl + p   Previous command in history (i.e. walk back through the command history)
  Ctrl + n   Next command in history (i.e. walk forward through the command history)
   Alt + .   Use the last word of the previous command
  Ctrl + s   Go back to the next most recent command.
            (beware to not execute it from a terminal because this will also launch its XOFF).
  Ctrl + o   Execute the command found via Ctrl+r or Ctrl+s
  Ctrl + g   Escape from history searching mode

Process control:

 Ctrl + C   Interrupt/Kill whatever you are running (SIGINT)
 Ctrl + l   Clear the screen
 Ctrl + s   Stop output to the screen (for long running verbose commands)
 Ctrl + q   Allow output to the screen (if previously stopped using command above)
 Ctrl + D   Send an EOF marker, unless disabled by an option, this will close the current shell (EXIT)
 Ctrl + Z   Send the signal SIGTSTP to the current task, which suspends it.
            To return to it later enter fg 'process name' (foreground).

To use the Alt Key Shortcuts in OS X - Open Terminal Preferences | Settings Tab | Keyboard | Tick "Use option as meta key"

Emacs mode vs Vi Mode

All the above assume that bash is running in the default Emacs setting, if you prefer this can be switched to Vi shortcuts instead.

Set Vi Mode in bash:

$ set -o vi

Set Emacs Mode in bash:

$ set -o emacs 

“...emacs, which might be thought of as a thermonuclear word processor” ~ Emacs vs. Vi Wiki


Keyboard Shortcuts for OS X
Keyboard shortcuts for Windows CMD
fg - Bring a command to the foreground.
vi editor - A one page reference to the vi editor
~./.bash_history - Text file with command history

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