Friends of OpenJDK

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

MicroStream is the high-performance Java-Native-Persistence framework to overcome database impedance mismatches.

Jun 3, 2022 Shai Almog

Due to their asynchronous nature and production complexities debugging messaging systems is remarkably hard... WAS remarkably hard...

Learn how to get started today developing a CI/CD workflow using Apache Cassandra with a GitHub Actions runner!

Sometimes as a developer, you run into a bug buried deep within the layers of your software stack. Chasing down the root cause requires not …

We continue building our microservices system by adding a coordination layer to handle spinning multiple services up and down.

Although the Java 19 release is coming in September (2022-09-20), we already know what will happen in that release!

In this post, learn how relational and NoSQL databases, Google Cloud Spanner and DataStax Astra DB, optimize distributed joins for real-time …

The JavaFX controller code maintains game state and responds to user input with appropriate updates to the UI.

Most Java 17 blog posts focus on shiny new features. We’d like to share what it takes to adopt Java 17 in a large tech team.

May 30, 2022 Simon Ritter

If you want a superfast startup for your Java applications without warmup time or resources, why not try Java on CRaC?