Useful Bash Commands

useful_bash_commands.md

Prompt Manipulation

Cursor Movement

Move the cursor to Destination.

Command	Destination
Ctrl + a	Start of line
Ctrl + e	End of line
Alt + b	Start of word
Alt + f	End of word

Ctrl + xx: Start of line (and back again)

Token Deletion

Delete everything between the current cursor position and Destination.

Command	Destination
Ctrl + u	Start of line
Ctrl + k	End of line
Ctrl + w	Start of word
Alt + d	End of word

Command History

Listing and searching

Command	Description
history	List all entries
history 3	List last 3 entries
Ctrl + r	Search history (or next result)
Ctrl + s	Previous search result

Expansion

Command	Description
!123	Command #123
!!	Last command
!-2	Second-last command
!ssh	Last command beginning with ssh
!?ssh	Last command ending with ssh
!?ssh?	Last command containing ssh
!123:0	Token [0] of command #123
!!:0	Token [0] of last command
!-2:0	Token [0] of second-last command
!!:1*	Tokens [1] to [size-1] of last command
!!:1-$	Tokens [1] to [size-1] of last command
!!:*	Tokens [1] to [size-1] of last command

^foo^bar^: Replace foo with bar in last command and execute

Sources

• https://skorks.com/2009/09/bash-shortcuts-for-maximum-productivity/
• https://www.digitalocean.com/community/tutorials/how-to-use-bash-history-commands-and-expansions-on-a-linux-vps