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Friends of OpenJDK Today

foojay is a place for friends of OpenJDK, providing free, reference materials and blogs for daily Java usage.

In this article, we take a look at how to get started developing RESTful web services on the Jakarta EE Platform using the Jakarta REST API.

Java enums can contain much more than just a list of definitions, but also data and extended functionality!

Apr 10, 2023 Geert Bevin

We created bld because we're not really interested in build tools. We use them because we have to, but we'd rather just get on with coding.

A couple of weeks ago, I spent the weekend creating another CFP submission helper in the form of a Firefox extension.

Learn about Frank Delporte, Java Champion and Azul technical writer at Azul, on Java, resources for beginners, insights into in the …

You aren’t a real developer until you have programmed with dates, times, daylight savings, and time zones. Luckily the JDK assists you!

Ever wondered how to find classes and dependencies that you don't actually use? Here I describe how to implement an instrumenting Java …

High availability is achieved in Chronicle FIX by failover, where workload is transferred in the event of a primary engine failure.

Moving a commit to a different branch: not nearly as scary as it sounds! Let the IDE help to turn this into a quick, low-stress task.

Apr 4, 2023 Shai Almog

When it is done badly, the CI process can turn this amazing tool into a nightmare. CI should make our lives easier, not the other way …