Learn how to use a web API from within an Android app using Retrofit. Get posts from social media, store data on the cloud, and much more!

Learning how to code will allow you to do everything from build complex apps to make your smart lights flash when you receive an email. Here's our guide on how to get started.

Web APIs: An API (Application programming interface) is a programmatic way for different pieces of software to talk to one another. For example, if you want to put a dynamic map on your web site ...