It is a one package download that gets the beginner started with creating Android apps and has lots of editing and refactoring help. It also has a UI preview option that lets you see what your app looks like on a range of devices and lots more.
The main thing is that it promises to bring Android development into the same class as WP8 with Visual Studio and iOS with XCode.
This really is the way forward not only for Android and Java but all programming environments — More Tools!"
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