Sometimes you don't want your Mac OS X Mountain Lion powered computer to go to sleep, here's a nice little trick how to temporary prevent a Mac from going into a sleep mode.
You got a .rar file and you don't how to open it, some one asked you to send him "a rar file" or you just need a good archiving software? Download and install WinRAR.
If you are a Instgram user, then you most probably notices the smilies or so called emoticons people are typing in comments. Let me show you how to use emoticons on your iPhone or iPad.
Windows 8 has a very useful application to get driving directions from point A to point B and it works everywhere. In this lesson I will show you a simple example.