Chapter 2. First Contact – Java, XML, and the UI Designer

At this stage, we have a working Android development environment and we have built and deployed our first app. It is obvious, however, that code auto-generated by Android Studio is not going to make the next top-selling app on the Google Play Store. We need to explore this auto-generated code so that we can begin to understand Android and then learn how to build on this useful template. With this aim in mind, in this chapter, we will do the following:

  • See how to get technical feedback from our apps
  • Examine the Java code and UI XML code from our first app
  • Get our first taste of using the Android User Interface (UI) designer
  • Write our first Java code
  • Learn some core Java fundamentals and how they ...

Get Android Programming for Beginners - Second Edition now with the O’Reilly learning platform.

O’Reilly members experience books, live events, courses curated by job role, and more from O’Reilly and nearly 200 top publishers.