To get started with this book, you will need Android Studio. Android Studio is an integrated development environment used for Android development that is based off of the popular IntelliJ IDEA.
An install of Android Studio includes:
the latest version of the Android SDK
tools for debugging and testing your apps
lets you create and test your apps on different virtual devices
As of this writing, Android Studio is under active development and is frequently updated. Be aware that you may find differences between your version of Android Studio and what you see in this book. Visit forums.bignerdranch.com for help with these differences.
Android Studio is available from Android’s developer site at developer.android.com/sdk/.
If you do not already have it installed, you will need to install the Java Development Kit (JDK 8), which you can download from www.oracle.com.
If you are still having problems, return to developer.android.com/sdk/ for more information.