You are trying to install or open an app that didn't come from the Mac App Store but you got a message saying App can't be opened because it is from an unidentified developer. This is how you bypass it.
It is good from time to time to clear your browsing data, that has accumulated during browsing the web. In this lesson I will show you how to clear browsing data in Google Chrome.
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.
