Starting or re-entering an already running session (Works regardless of whether the session was detached properly or the internet connection went kaput)
Command: screen -D -RR
If multiple users are going to share the same machine and all want to use screen, then use
screen -D -RR <screen-alias>
To start with screen will only have one screen.
To start a new screen keyboard shortcut is
Ctrl+A, C
To get the list of active screens
Ctrl+A, W
To switch to a screen
Ctrl+A, <num>
is the integer number of the screen that you wish to switch to.
To exit a screen
exit
or Ctrl+D
To detach from screen
Ctrl+A, D
(then again screen -D -RR to re attach)
To be able to scroll
Ctrl+A, Esc
then again Esc
to go back to normal mode
To display the help
Ctrl+A, ?
To end your screen session, kill(exit) each individual screen window.
Ctrl+A k
will kill a window. Or exit
/Ctrl+D
will also work (generally also much faster)