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.
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.
Find out if you are really familiar with the basics of Microsoft Excel by going through some basic questions and start building your knowledge profile.
The Music of Pakistan includes diverse elements ranging from music from various parts of South Asia as well as Central Asian, Persian, Turkish, Arabic and modern day Western popular music influences.