Java Core253 articles

One subject that often evokes a lot of debate is which is the best OS to develop a Java application on. This article gives my view on the issue.

The Scoped Values API allows us to store and share immutable data for a bounded lifetime and only the thread that wrote the data can read it.

Java sealed classes are a powerful feature that can help you create more robust and maintainable code by restricting the inheritance hierarchy of your classes and interfaces.

Let’s talk about debugging and observability. We work with debugging all the time, but how well do we know this common practice?

A new Y2K-bug seems to be approaching and we still have time to prevent it! Or you can already schedule a long holiday for the year 2038…

How to use Behaviour Driven Development to establish the requirements from users, and Event Driven Architecture to automate testing!

Following on from FOSDEM discussions, let’s expand on the problem of nullability and how it’s solved in Kotlin and Java.

Convert an existing MongoDB-connected service to use Spring Cloud Config for accessing database credentials, as with a Neo4j microservice.

This is the first of a series on how Gradle works! For example, how does Gradle start up and how many JVMs are involved in a Gradle build?

How is a high-performance, low-latency Java application affected by the JVM version used? Find out more on Foojay!