In this tutorial series, you’ll become familiar with Java, the programming language used to develop Android applications. Our goal is to prepare those...

Activities are a fundamental part of Android app development, and you need to understand their lifecycles. So learn all about the Activity lifecycle.

Learn about top-level functions, lambda expressions, anonymous functions, local functions, infix functions, and member functions in Kotlin.

Get an introduction to object-oriented programming in Kotlin by learning about classes: constructors and properties, casting, and advanced class features.

In this tutorial, we'll start by looking at how to organize code using packages in Kotlin, and then go on to an introduction to functions in Kotlin.

If you want to code a mobile app, you need to know a programming language. In this post, I'll help you pick the best mobile development language for you.

Kotlin is free and open source, and it makes coding for Android more fun. In this tutorial we'll look at advanced data types such as ranges and collections.

Kotlin is a modern programming language that compiles to Java bytecode. It is free and open source, and it promises to make coding for Android even more fun.

Do you need inspiration for your upcoming Android app? Are you on a tight budget and need to get an app up and running as soon as possible? App templates are...

A dropdown or pull-down menu, also known as spinner, is one of the most essential UI elements for an app. In this tutorial I'll tell you how to add one to...

Learn to install and configure Android Studio and make your first Android app using Java with this detailed tutorial.

Whether you are a seasoned app developer looking to learn a new language or a student looking to start your freelance career as an app developer, here is a...