Aside from a handful of edge cases, every application that you build has some form of user interface. On Android, this is accomplished through the use of...

If you are building an app that you to plan to publish on Google Play, it is very important that you understand how it behaves on a physical device. In this...

In this tutorial, you will build your first Android application. You will have the chance to look at how Android Studio works and to understand the concepts...

There are several ways to create a mobile application. You want to know what the best way is? It depends. What technologies do you have experience with? What...

You will learn how to work with files and directories using the IO, File and Path modules and exploring various examples.

Any app that saves the users' data has to take care of the security and privacy of that data. In this tutorial, you'll learn how to store user data using the...

Quip is a project management tool for modern teams. It's designed so that multi-disciplinary teams all around the world can work productively together. In...

Xcode is the main IDE used by thousands and thousands of developers every day. It is an awesome tool, but sometimes you want to customize some of its...

Android phones and tablets are generally a lot more open than their counterparts running operating systems such as iOS, Tizen, or Windows 10 Mobile. If you...

Any app that you develop will have to include some sort of local resources and values, such as strings, image assets (even if it's just the app icon) and...

Location aware resources allow your application to interact with the physical world and they are ideal for increasing user engagement. Although many mobile...

Adapter views are so ubiquitous that you'd have a hard time finding a popular Android app that doesn't use them. Every time you see an Android app display...