The Key to It All

If you download the source code for this book, compile the Maps/NooYawk project, install it in your emulator, and run it, you will probably see a screen with a grid and a couple of pushpins, but no actual maps. That’s because the API key in the source code is invalid for your development machine. Instead, you will need to generate your own API key(s) for use with your application. This also holds true for any map-enabled projects you create on your own from scratch.

Full instructions for generating API keys, for development and production use, can be found on the Android web site. In the interest of brevity, let’s focus on the narrow case of getting NooYawk running in your emulator. Doing this requires the following steps: