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In this article, we take a look at some of the, arguably, most difficult programming languages and why most developers have a hard time learning them.

Should you adopt Java 12 or stick on Java 11 for the next 3 years? Seems like an innocuous question, but it is one of the most important de…

You can now use your own Java code to create powerful real-time applications that process streaming data, courtesy of Amazon Kinesis Data Analytics.

JShell provides an interactive shell for quickly prototyping, debugging, and learning Java and Java APIs. In this article, we’ll take a comprehensive look at JShell, understanding all its commands, its uses, and how to use it most effectively. 

Learn to write unit test which invokes a method multiple times with different arguments – and then verifies the method invocations and method arguments.

Explore different ways to retrieve a class name in Java.

1. IntroductionJava 8 Date-Time API is a JSR-310 implementation. It has a new set of packages to p…

The newest release of JRebel enables SAP Hybris users to fast-track application development, saving time with each code change.

Meet Cettia Java Server, a web app framework for Java that offers developers support that other frameworks miss will definitely come in handy.1.2 is here.

We look at the top Spring Boot features that every Java developer should use, including auto-configuration, starter dependencies, Spring Boot CLI, and more.

More than five years go, Martin Fowler pinpointed one of the biggest problems in Object-Oriented Pro…

Learn about difference between final, finally and finalize in detail. In short, final is a keyword, finally is a block and finalize is a method.

Julien Ponge’s upcoming book, Vert.x in Action: Asynchronous and Reactive Applications in Java, is now available from the Manning early-access program (MEAP). Read the article for the exclusive Red Hat Developer discount code.