Funny trick of rotating desktop
Have you accidentally rotated the desktop 90 ° when you clear the keyboard? It is very easy to rotate it back. You only need to press Ctrl+Alt+Up arrow.
In fact, rotation of desk is sometimes useful. When you are doing a handstand, you can still enjoy watching video, as well as reading steemit post, simply by pressing Ctrl+Alt+Down arrow. Can you think of any interesting or crazy uses of it?