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Learning Mobile App Development: A Hands-on Guide to Building Apps with iOS and Android by Michael Eierman, Jakob Iversen

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Location Sensors, Maps, and Fragments

This section begins with an overview of sensors, maps, and fragments. Sensors are hardware built in to the mobile device to allow an app to capture environmental data. Maps are used to display data that can be enhanced by a visual representation of its location. Finally, fragments are a newer approach to coding Android Activities.

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