Background running apps could be the cause for the high CPU usage and system unresponsiveness. Learn how to control hidden background apps in Linux.

If a major disaster like Fukushima or Chornobyl ever happens again, the world would know almost straight away, thanks to an array of government and DIY radiation-monitoring programs running globally.

1] Click on the X button in the app window The most widely used and convenient method to close a program or application on Windows is to use the X button present in the app window. You can open the ...