Learn how composition makes your Kotlin code more extensible and easy to maintain.

Learn how to draw UML diagrams to document your Android applications.

In this Kotlin tutorial, you’ll take the functional programming concepts learned in previous tutorials and apply them with the use of the Arrow framework.

Learn how to use Continuous Integration for Android to be sure you have fully-verified and battle-tested code on the master branch.

In this dependency injection course, learn how to apply an awesome new library called Hilt, to build dependency graphs, and inject dependencies into Android components in an automatic and...

Master the hidden gems of Android Studio to improve the speed of your development with these Android Development tips and tricks.

Find out how to debug your Android apps using the many tools available on Android Studio. Learn how to create log statements, add breakpoints to your code, use the Android Studio profiling tools...

A command line course for beginners! Explore the basics like manipulating files and directories, navigation and tips and tricks to make your experience on the command line a little smoother.

Take the solid foundation laid by the Beginning Git course, and build upon it. Focus on fixing real-world problems, as you take a multi-user Git repository and work through the final steps of...

In this introduction to using Git for source control you'll learn everything from cloning and creating repos, through committing and ignoring files, to managing remotes and pull requests.

In this data privacy tutorial for Android with Kotlin, you’ll learn how to protect users’ data.

In this tutorial, you’ll learn about Kotlin sealed classes and how to use them to manage states when developing Android apps.

In this App Hardening Tutorial for Android with Kotlin, you’ll learn how to code securely to mitigate security vulnerabilities.

In this tutorial, you’ll learn how to use Clean Architecture on Android to build robust, flexible and maintainable applications.

In this screencast, you'll use Dagger to inject a network dependency graph, eliminating code duplication including duplicate dependency configuration.

In this screencast, you'll learn about dependency injection and the DI library Dagger, and perform your first injection with Dagger.

In this tutorial, you will learn how to create a contacts app using Architecture Components from Android Jetpack like Room, LiveData and ViewModel.

Learn the basics of test-driven development, or TDD, and discover how to use TDD effectively when developing your Android apps!

In this tutorial, you’ll become familiar with the various layers of the VIPER architecture pattern and see how to keep your app modules clean and independent.

Learn how to persist data in your Android app using the Room SQLite wrapper from Google, and how to test your database using Espresso.

Take advantage of the new Android Architecture Components in your Kotlin Android app, including Lifecycle, LiveData, and ViewModel.

In this Android with Kotlin tutorial, you’ll learn about dependency injection and how to make use of the Dagger 2 Java/Android framework for this purpose.