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.

Did you know that by tampering with chat history, you're able to make LLMs respond and execute functions that are out of policy?

Habits to work with the AI to write code that's actually good—solid, secure, and won't give the next person on your team a headache or your …

Oct 14, 2025 Artur Costa

The primary focus of this series is to show how much performance you can gain, and as a consequence, the cost you can save when using …

Oct 14, 2025 Miro Wengner

Fourteen days have passed, and it is time to present a fresh collection of readings that could influence developments in the field of …

Oct 13, 2025 Simon Ritter

By making one change, using Azul Platform Prime enhanced by Optimizer Hub, a global enterprise improved application responsiveness and …

Hybrid search in MongoDB brings together two complementary search techniques:Full text search (BM25 via Atlas Search)—optimized for exact …

MongoDB makes it really easy to work with location data (sometimes called Geo Data) by simplifying how to store this type of data and …

The first batch of Super Early Bird tickets will go on sale on October 8, 2026 at 09:30 CET.

Take the State of Java 2025 Survey and learn what's being used where and how in the Java ecosystem.

On September 19th, 2025, the first AI4Devs conference took place in Amsterdam. I grabbed my camera and microphone to talk with speakers and …