If you always wanted to know how JVM stores array length, you will find the answer here.

Learn about some of the underlying intricacies of Java 8 Stream ordering

All things Reactive: R2DBC joins Reactive Foundation, Reactive Manifesto II, and The Reactive Principles. NUMA meets G1, GraphQL at scale, and write angry!

Learn about the BidiMap from the Apache Commons Collections library.

When working on an open source Java project, you always come to the point where you want to share your work with the developer community. This article gives a step-by-step guide on how to publish your artifacts Bintray.

Combining the Object Mother Pattern with the Fluent Builder Pattern allows to create Test Data Factories that reduce code duplication and promote the Single Responsibility Principle. Learn why and how in this tutorial.

Learn how to find out all null-returning getters using Java 8 and the Introspector class.

Learn to how to find out the name of a method being executed.

A quick and practical introduction to Autofactory.

Interested to learn about Java Exercises? Check our article presenting some Java Exercises for Beginners with examples.

Learn how to find out if Java is installed on a Windows 10, Mac OS X or Linux/Unix machine even if it's not on the PATH.

Explore the JavaFX library for building GUI applications in Java.

Learn about the compiler-added binding code pieces that enable transparent usage of some of Java's features

An introduction to four fundamental creational design patterns: Singleton, Factory Method, Abstract Factory, and Builder.

This is the second part of the article series: Processing real-time data with Storm, Kafka, and ElasticSearch. 1. Introduction In the first part we

Learn all about working with Strings in Java.

A quick and practical guide to the JDeferred library.

The loose types of Java generics are hard to coerce into the strong types of Java arrays. We explore the problem and some common solutions.

Learn how to create, compile and run a simple modular application, using new JDK tools, introduced as a Project Jigsaw.