The Cost of Not Knowing MongoDB (Part 1)
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 …
Every article on foojay.io, newest first: OpenJDK, the JVM, Java tooling and the ecosystem around them, written by the Java community.

Artur Costa
3,188 viewsThe 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 …

Miro Wengner
7,314 viewsFourteen days have passed, and it is time to present a fresh collection of readings that could influence developments in the field of …

Simon Ritter
4,468 viewsBy making one change, using Azul Platform Prime enhanced by Optimizer Hub, a global enterprise improved application responsiveness and …
Arek Borucki
7,399 viewsHybrid search in MongoDB brings together two complementary search techniques: Full text search (BM25 via Atlas Search)—optimized for exact …

Justin Jenkins
5,283 viewsMongoDB 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.

Geertjan Wielenga
4,713 viewsTake the State of Java 2025 Survey and learn what's being used where and how in the Java ecosystem.

Frank Delporte
2,528 viewsOn September 19th, 2025, the first AI4Devs conference took place in Amsterdam. I grabbed my camera and microphone to talk with speakers and …

Geertjan Wielenga
1,826 viewsThe inaugural AI4Devs conference in Amsterdam, proved to be a resounding success, bringing together approximately 200 developers at …
Thibaut Gourdel
4,209 viewsWith 2025 hailed as "the year of agents" by NVIDIA CEO Jensen Huang and OpenAI CPO Kevin Weil, AI agents are increasingly of interest to …