Friends of OpenJDK

Friends of OpenJDK Today

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

We explore image generation with Quarkus and OpenAI using the new REST Client Reactive to invoke the OpenAI DALL.E API.

Aug 18, 2023 Shai Almog

What are the pitfalls in replacing OracleJDK with OpenJDK? Simon Ritter has some interesting observations in his free new book.

Erik Österlund summed up the problems with my previous JEP proposal quite nicely, and here are my responses!

In this tutorial, we will explore the concept of thread safety in Java, specifically focusing on a simple counter.

Aug 16, 2023 Rob Austin

Renowned for its resilience and low latency, EDA is a reliable choice for developing robust, high-performing microservices.

A brief introduction with code to mutation testing using Pitest. Now you too can get started testing your tests!

Software development is a fast-changing field, and much of our understanding is based on personal experience. So here's mine.

Aug 14, 2023 Shai Almog

"It works on my machine" is not an excuse. Sometimes we have bugs that we can't reproduce or understand. How do we investigate these bugs?

Pi4J is an ideal way to introduce the Java language into experiments with electronic components. And Pi4J OS makes this even easier.

IntelliJ IDEA supports working with GitLab Merge Requests. See Merge Requests, perform code reviews and merge them from inside IntelliJ …