Flip the screen of your Linux desktop.

Ever seen a YouTube video uploaded in mirror effect to prevent from the Copyright infringement? Mostly, live shows and cover videos are uploaded mirror effect. To view those videos it can be disturbing. But if you are a Linux user, you can flip the screen using certain codes in terminal.
The command 'xrandr' is used for this purpose.
Following are those codes to flip the desktop accordingly:

1. Flip the screen horizontally like a mirror.
   

   xrandr -x

2. Flip the screen vertically.
   

   xrandr -y

3. Revert to normal the screen.
   

   xrandr -o normal

4. Invert the screen.
   

   xrandr -o inverted