Starting screen
To start screen, enter the following command:
screen
General commands
Note: Every screen command begins with Ctrl-a .
Ctrl-a c Create new window (shell)
Ctrl-a k Kill the current window
Ctrl-a w List all windows (the current window is marked with “*”)
Ctrl-a 0-9 Go to a window numbered 0-9
Ctrl-a n Go to the next window
Ctrl-a Ctrl-a Toggle between the current and previous window
Ctrl-a [ Start copy mode
Ctrl-a ] Paste copied text
Ctrl-a ? Help (display a list of commands)
Ctrl-a Ctrl-\ Quit screen
Ctrl-a D (Shift-d) Power detach and logout
Ctrl-a d Detach but keep shell window open
Press the Spacebar or Enter to end a command.
To copy a block
To get into copy mode, press Ctrl-a [ .
To move the cursor, press the h , j , k , and l (the letter l) keys. The 0 (the number 0) or ^ (the caret) moves to the start of the line and $ (the dollar sign) moves to the end of the line. Ctrl-b scrolls the cursor back one page and Ctrl-f scrolls forward one page. To set the left and right margins of copy, press c and C (Shift-c). The Spacebar starts selecting the text and ends selecting the text. To abort copy mode, press Ctrl-g .
To paste a block
To paste the copied text to the current window (as many times as you want), press Ctrl-a ] .
Other commands
To run a program or execute any Unix command in a new window, at the Unix prompt, enter:
screen unixcommand
Above, replace unixcommand with the appropriate command name.
To automatically start several windows when you run screen, create a .screenrc file in your home directory and put screen commands in it.
To quit screen (kill all windows in the current session), press Ctrl-a Ctrl-\ .
The man pages for screen are quite readable and make a good tutorial. At the Unix prompt, enter:
man screen
(taken directly from Indiana University)
