Oct 092010
	 Suppose you have a long-running  task (for example, compiling a large program) that you need to run, but  you also want to get some other work done. Linux lets you start a task  in the background and keep on doing other things from the command  prompt.
Suppose you have a long-running  task (for example, compiling a large program) that you need to run, but  you also want to get some other work done. Linux lets you start a task  in the background and keep on doing other things from the command  prompt.
We will see in this article how to send commands in the background, then return them to the foreground, and make sure that also closing the current shell or terminal the process doesn’t remains tied to the session but continue to work.
An alternative to these command is using screen, as read in a former article, but now let’s see the command bg and the special character &
