iOS6 comes with a great new feature you can use to password lock an app or only a part of the app so you can hand over your iPhone to other people without worrying they will do or find something you don't want.
Camera images usually contain additional description about camera settings and scene information of the the picture taken. By using EXIF, you can view this data online.
Google takes up about 25% of all the Internet traffic in the world and there is a great chance you are using one of its services on a daily basis. Let's see if you are familiar with some of the Google's facts.
Windows Phone 8 powered phones come with the Microsoft Office apps and Excel being one of them. Let's learn how to use a simple but useful sum formula to add up the values.
