bash scripts

______________________________________________________________________________ :ar md %random% goto ar ________________________________ Explanation: :ar This is a label in a batch file. Labels are used as jump points for the goto command. :ar is the name of the label here. You can jump to it using goto ar . md %random% md stands for "make directory" (alias for mkdir ), used to create a new folder. %random% is a built-in environment variable in batch scripts that returns a random number between 0 and 32767 each time it's called. So this line creates a directory with a random name like 12345 , 30294 , etc. goto ar This causes the script to jump back to the :ar label , creating an infinite loop . Every time it loops, it creates a new directory with a new random name. What this script does: It infinitely creates folders with random names in the directory where the script is run. If left running, it will: Fill up the screen with ...