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

Aug 13, 2024 Erik Costlow

If raccoons were software engineers, they would feel at home inside many enterprise systems. These systems are often full of unused and dead …

Experience AI technology in Jakarta EE and MicroProfile applications that run on Open Liberty by using LangChain4j APIs.

Trouble finding memory leaks in a Java program? Learn how allocation profiling can reveal bugs and help you troubleshoot Java performance.

My experience testing compilers, focusing on the Kotlin/Native compiler and how I got into compiler testing, the tasks involved, the tools I …

An experiment showing that you can add roughly 10 times more objects to the Canvas before the framerate drops compared to the number of …

Lots of service providers offer a free tier of their service. The idea is to let you kick their service's tires freely. If you need to go …

In this post, we implement rate limiting with Apache APISIX. We set the rate limit on a route and moved it to individual consumers. Then we …

If no cookie is set, randomly forward the request to one of the upstreams, if a cookie has been set, forward the request to the correct …

Equifax had numerous firewalls in place that would have done all the things a firewall should, but did not prevent the attack. Find out why!

Azul ensures that financial institutions using Java remain compliant with DORA by providing a secure, supported, and stable Java platform, …