Image overlay pattern comes in very handy when a website has a full screen image or a video as a background. Applying a pattern can make things more readable and easier on eyes. Let's Photoshop.
You do alot of surfing on your iPad and have a great number of opened tabs in Safari? When you want o close them all at the same time you don't really know how? Well now you will find out.
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.