Track your computer open/shutdown times

Track your computer open/shutdown times #!/usr/bin/env ruby # Author : Emad Elsaid (http://ift.tt/1pQs5nm) FILENAME = 'db.txt' OPEN, CLOSE = 1 , 0 file = File.open(FILENAME, 'a') file.write "#{OPEN} : #{Time.new}\n" file.flush begin loop { sleep 60 } # sleep for an hour in an endless loop rescue SystemExit, Interrupt # on exit file.write "#{CLOSE} : #{Time.new}\n" file.close end