In this return to the Open source Java projects series, author Steven Haines introduces TomEE, explains how it differs from Tomcat, and helps you set it up in your development environment.

Java's collections framework has long needed a collection type that represents a sequence of elements with a defined encounter order and a uniform set of operations that apply across such collections.

"Those projects were still depending on vulnerable versions of [Apache] Collections." Google employees rally to help Java open-source community ...

While a developer can't specifically force Java garbage collection, they can ask the JVM to prioritize the process. If developers need the JVM to free up some heap space, here are five ways to ...

Oracle has introduced a new effort to help ease enduring Java pain points such as slow startups, protracted time to peak performance and large footprints. The effort, known as Project Leyden, ...

Why should you use Collections class methods rather than similarly named fields to obtain empty collections? Type safety makes the crucial difference.