More articles by Chunyen Liu

Gain mastery of fingerprint authentication features that are included in the Android APIs.

Learn to locate the live wallpapers available on your device, what the wallpaper APIs are, what the app looks like, and see a code walk-through.

Determine what sensors your mobile device has, and then learn to leverage them.

Cover the fundamental steps required in NDK development and observe the key resources to further explore the advanced aspects of the toolsets.

Learn how to utilize Google's contacts data to our software's benefit.

Read about the Android Speech API, used for voice recognition, that automates recognition and translation of spoken language into text.

Learn to implement Android's Text-To-Speech functionality into your apps.

Harness the basics of what the Android Camera API can do, and see some code to assist you.

Learn about two useful tools that will keep your development packages up to date and to emulate the testing devices.

Learn about common data objects and ways to handle them.

Explore the most commonly used options within Android Debug Bridge.

Tame all the notification messages that you have probably been swamped with on your handheld's status bar every day.

Take the next step in learning to program Android Wear Watch Faces.

Learn to create the most widely used feature on smart watches: a personalized watch face.

Follow along and go through the necessary setup on mobile and wearable devices as well as configurations on Android Studio.

Interact with other apps by exchanging data with them. To switch from one Android activity to another, an Android intent must be defined and instantiated.