UBUNTU Useful commands

UBUNTU Useful commands 

You can use keyboard shortcuts and other command line tricks to make entering commands easier and faster. You might already know about the ‘tab’ key which completes partial commands. 

Here are some other keyboard shortcuts: 

Ctrl+Alt+T    Open Terminal 

Ctrl-a             Move to the start of the line. 

 

Ctrl-e             Move to the end of the line. 

Ctrl-u             Delete from the cursor to the beginning of the line. 

Ctrl-k             Delete from the cursor to the end of the line. 

Ctrl-w             Delete from the cursor to the start of the word. 

Ctrl+Sft+V     Pastes text . 

Ctrl-l               Clear the screen leaving the current line at the top of the screen. 

Ctrl-x Ctrl-u   Undo the last changes.

Ctrl-Alt-r         Undo all changes to the line.

Alt-Ctrl-e         Expand command line. 

Ctrl-r                Incremental reverse search of history. 

Alt-p                 Non-incremental reverse search of history. 

!!                        Execute last command in history 

!abc                   Execute last command in history beginning with abc 

!n                       Execute nth command in history 

^abc^efg           Replace first occurrence of abc with efg in last command and    

                            execute it

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