To get access to the complete set of ASCII characters, users have to know and enter special keyboard shortcut combinations found in the character map. Under most circumstances, entering characters ...

You need the right "alt code," a series of numbers you type while you hold down the Alt key. Reader Nathan writes in with a helpful PDF cheat sheet that lists characters you've never seen before, as ...

The combination of ALT + F4 is useful for shutting down applications and systems. It is one of the most-used keyboard shortcuts. However, many users report that the combination doesn’t work. If you ...