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Android Programming for Beginners by John Horton

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What makes an Android app

We already know that we will write Java code that will itself use other people's Java code and will be compiled into DEX code that runs on the DVM. In addition to this, we will also be adding and editing other files as well. These files are known as Android resources.

Android resources

Our app will include resources such as images, sounds, and user interface layouts that are kept in separate files from the Java code. We will slowly introduce ourselves to them over the course of this book.

They will also include files that contain the textual content of our app. It is a convention to refer to the text in our app through separate files because it makes them easy to change, and this makes it easy to create apps that work for ...

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