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...

Java is the language of the Android mobile OS and is the widely-used for coding Android apps. To use the language and platform with all their glory, you must...

Are you a new developer learning Java? Read ahead to learn how to make your first Java Android app as a beginner.

For any app that communicates remotely, it's important to consider the security of user information that is sent across a network. In this post, you'll learn...