Activities are one of the fundamental building blocks of Android apps. The app UI is built from Activities, so if you want to become an app developer, you'll...

Do you want to get started coding Android apps? Choose Kotlin as your language to begin with. Traditionally, Android apps are developed in Java, but Java is...

Machine learning is one of the hottest topics in the tech world right now. It's being used more and more widely for applications such as image, speech and...

Almost every mobile app needs to store and retrieve data. It's great to build a distributed app that connects to cloud-based data stores, but you can't...

Ionic Creator lets you build mobile apps with an easy drag-and-drop interface. Whether you're building a simple app or prototyping a more complex project,...

Before you even start building your Android app, there are a lot of questions to answer. Who is it for? What will the revenue model be? Do other apps exist...

If you've already learned the basics of iOS app programming, you're ready to go a step further and tackle some more advanced topics. App store customers...

Once in a while, it's important for us as developers to go back to what made us excited about computers in the first place. For Derek Jensen, that is gaming....

iOS 10 has just been released, and with it, Swift 3. Swift is a new programming language from Apple, designed specifically for creating iOS, macOS, and...

Years ago, when Android was still a budding mobile operating system, it was rather notorious for its ugly user interface. Because there were no design...

The Google Play store has dozens of camera apps—each of them enabling a different way of taking photos or doing something unique with the pictures from the...

Core Data is a very powerful framework for managing data, though it can be daunting to learn at first. It is hugely popular and well documented and has been...