Think of a REST API like a waiter in a restaurant. You (an app) tell the waiter what you want (your request), and the waiter goes to the kitchen (the server) to get it for you. REST is just a set of ...
It's not hard to create a RESTful web service in Java. In fact, frameworks like Spring Boot, the Eclipse MicroProfile and Jakarta Enterprise Edition make the development of RESTful Java applications ...
APIs seem to be everywhere these days. Every popular online service has one. APIs allow developers to interact with online services without actually having to point and click their way through a UI.