In a nutshell, an Activity can be thought of as a “screen-full” of content on your phone or tablet – a page, as it were, of a particular application. Think of an email application, for example, that ...

Welcome to the last installment in the Android multi-touch series! The purpose of this series is to show you how to develop multi-touch programs for Android-based phones, tablets, and other devices.

To demonstrate multi-touch, we’re going to build a simple image viewer application that lets you zoom in and scroll around an image. See Part 1 for a screenshot of the finished product. Begin by ...

Android “fragmentation” is back in the news this week, thanks to the Angry Birds game needing to release two different versions for Android. But I have a better one: Google itself needing to make two ...

This is a simple project. It uses an Android device to switch an LED driven by the Arduino. Connectivity is provided by the Bluetooth module inserted in the breadboard. But one look at the UI on the ...

Brady Snyder is a technology journalist that has written about mobile devices and computers for multiple publications for over two years. He graduated from St. John's University with a B.S. in ...