Teams that use APIs improve efficiency and customer satisfaction. This article explains what an API is and how APIs work for your business.

Developers use application programming interfaces to hide complexity, organize code, design reusable components, and connect different systems, applications, or services.

Learn how to use synchronous and asynchronous callbacks in Java—including callbacks with lambda expressions, CompletableFuture, and more.

Most people don't know what API stands for and how important and influential this technology is. We use it daily, although we may not even be aware of it.