If you are tired of waiting for your Windows 7 computer to shutdown or restart, you can create a new shortcut that will speed up the process considerably.
Incredible video of thousands and thousands of birds making an incredible spectacle with their sky ballet. I've seen quite a few of so called murmurations but his one takes the cake.
Often in PHP you want the same block of code to run over and over again and instead of adding several almost equal lines, you can use loops to perform this task much easier.