When you think of the best gaming handheld devices, your mind might wander to the Game Boy or Nintendo DS you grew up with. But did you know that today’s handhelds let you play blockbuster PC games on ...

The easiest way to do it is to right-click the app's icon on the Dock, then click the "Quit" button. The Santa hat should be gone now. If it isn't, check whether the "Allow automatic icon changes" ...