Chapter 1
Getting Started with Java
Android apps are written in Java and use various Java application program interfaces (APIs). Because you’ll want to write your own apps, but may be unfamiliar with the Java language and these APIs, this book teaches you about Java as a first step into Android app development. It provides you with Java language fundamentals and Java APIs that are useful when developing apps.
Note This book illustrates Java concepts via non-Android Java applications. It’s easier for beginners to grasp these applications than corresponding Android apps. However, I also reveal a trivial Android app toward the end of this chapter for comparison purposes.
An API is an interface that application code uses to communicate with ...
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