title: how to write a script in debian , which will kill/stop an application at a certain system time and start it at a certain system time?
body: <p>i want to write a script in debian , which will make an application stop at a certain system time . Before anyone thinks its a homework , it is not . My internet connection allows unlimited download only in a certain time period , so i would like to stop the torrent  application once the time period is over with . </p>