VirtualBox is a great free cross-platform virtualization program that enables you to run Windows, Linux, Mac OS X and other operating systems on you Windows, OS X or Linux computer.
The Great Wall of China is a series of fortifications made of stone, brick, tamped earth, wood, and other materials, generally built along an east-to-west line across the historical northern borders.
Let me show you a nice little Chrome trick which I personally find very useful. You will learn how to save all the open tabs so you can view open and view them any time later.
Rainbows right? Who does not like rainbows? In this Photoshop tutorial you can learn how to create a rainbow from scratch and add it to any image of your choice.
The blurry, transparent background in Notification Center, Control Center, Spotlight and other more options menus on iOS 7 device can make reading experience rather unpleasant.