Java interfaces are different from classes, and it’s important to know how to use their special properties in your Java programs. This tutorial introduces the difference between classes and interfaces ...

There are only half a dozen classes you really need to master to become competent in the world of functional programming. The java.util.function package contains well over 40 different components, but ...

Java is one of the most in-demand programming languages today and is used for the Internet of Things, APIs, in big data technologies, e-commerce websites, scientific applications, and more. It's even ...

Java Standard Edition (SE) 6 included support for Web services. This post begins a four-part series on Web services in Java SE by explaining what Web services are and overviewing Java SE’s support for ...

We discuss some of the most common design patterns in Java and how they can help you solve common coding issues. Learn more. A design pattern is a well-established and documented solution to a common ...

Community driven content discussing all aspects of software development from DevOps to design patterns. Quite often a Java Stream or other component needs an object passed to it in order to perform ...