It seems like J-Fall 2026 is still far away, but the call for papers is …
Read More »NLJUG SPEAKER ACADEMY 2026
It seems like J-Fall 2026 is still far away, but the call for papers is open and we are looking for …
J-Spring 2026 The International Java Conference by NLJUG June 4th
In two weeks, J-Spring is finally here, and the entire team is really looking forward to it! The pre…
Oracle brengt Java 26 uit
De nieuwe release bevat 10 voorstellen voor verbeteringen aan de JDK (JDK Enhancement Proposals) die…
Java 26 (JDK 26) introduces several important improvements to the Java platform
Java 26 (JDK 26) introduces several important improvements to the Java platform including HTTP/3 sup…
VibeCoding – the buzzword in our community in 2026. It’s time to dive in!
We’re proud to announce that during the first edition of MLCon Amsterdam (April 20–24), we will also…
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An Exploration of Cutting-Edge Updates – Ana-Maria Mihalceanu
Lees hier het artikel “An Exploration of Cutting-Edge Updates” van Ana-Maria Mihalceanu.
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Java Magazine 4
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Java Magazine 3 is uit
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JAVA MAGAZINE 2 – 2025
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JAVA MAGAZINE 1 – 2025
Java Articles by Foojay.io
June, 2026
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24 June
BoxLang 1.14.0 : Query Transformers – Take Full Control of Your Query Results
Author: Cristobal Escobar Original post on Foojay: Read More BoxLang 1.14.0 ships a lot of exciting features — Dynamic Sets, Ranges, Inner Classes, JSONPath navigation — but one quietly powerful addition will change the way you think about every database call in your application: Query Transformers, and this is just the start, we have plans for a whole lot more …
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24 June
double, BigDecimal, or Fixed-Point? Precision, Performance, and Sane Choices for Numbers in Java
Author: Stefano Fago Original post on Foojay: Read More There is an evergreen debate in the Java world: Should you always use MARKDOWN_HASHeb731dbabfc7392f8ad8c1cdb326a26aMARKDOWNHASH for money? The short answer is no. The real answer is: it depends on your computational context: the precision you need, the rounding rules you must follow, and the performance budget you have. The problem is that …
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23 June
Systematic AI Coding: My Takeaways from the Eclipse Foundation Workshop in Brussels
Author: Frank Delporte Original post on Foojay: Read More The Eclipse Foundation organized their very first AI Coding Workshop. It’s a brand new format they launched in Brussels, which makes sense: most of the Eclipse event team is based there, right in the heart of Europe. The plan is to take it to more cities from here, so keep an …
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23 June
Aggregation Optimization in MongoDB: A Case Study From the Field (Part 1)
Author: Graeme Robinson Original post on Foojay: Read More And why MongoDB might be a better relational database than you ever realized. This article was written by Graeme Robinson. Find him on LinkedIn. Design reviews are one-on-one meetings where MongoDB experts deliver advice on data modeling best practices and application design challenges. In this series, we are going to explore …
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23 June
Quarkus Unpacked: Insights from the Foojay Podcast
Author: Michal Maléř Original post on Foojay: Read More Quarkus Unpacked: Insights from the Foojay Podcast I recently had the pleasure of joining the Foojay podcast to talk about Quarkus in depth. The conversation covered a lot of ground, from what makes Quarkus different to the practical trade-offs between JVM and native mode. This post captures the key questions and …
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23 June
Bringing Raspberry Pi Development to Quarkus with the Quarkus Pi4J Extension
Author: Igor De Souza Original post on Foojay: Read More Table of Contents Why Combine Quarkus and Pi4J? What Does the Extension Provide? A Simple Example Configuration Without Recompilation GPIO Injection by Number or Name Health Checks for Raspberry Pi Applications Building Modern IoT Applications Part of the Quarkiverse Ecosystem Looking Ahead Conclusion Java developers building applications for Raspberry Pi …
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22 June
Foojay Podcast #99: Testing the Untestable: LLM Security for Java Developers with Tiberius
Author: Frank Delporte Original post on Foojay: Read More Table of Contents YouTubePodcast AppsGuestsLinksContent Your AI-powered Java application is live in production. But have you actually tested whether it can be jailbroken or manipulated into leaking data it should never reveal? In this episode, Iryna Dohndorf walks us through Tiberius, an open-source security testing library for LLM applications in Java, …
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20 June
We Will Not Sabotage Your Code
Author: Shai Almog Original post on Foojay: Read More Table of Contents Why this mattersI understand the fearWhy I am optimistic anywayThis means reinventing yourself, again This is a very low bar. I am genuinely saddened that I need to write it down at all, because until last week it seemed too obvious to say out loud. What is Codename …
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19 June
Native Java Win32, 3D Gaming, Printing and Wallet
Author: Shai Almog Original post on Foojay: Read More Table of Contents The thing that excites me the mostWhat shipped this week A portable 3D graphics API Game development in the core Your Java app as a native Windows executable, no JVM Printing and Apple Wallet Behind the scenes: the build cloud was rebuiltSimulator UX improvementsA verification problem that was …
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19 June
Where production policy belongs: building Eliya in public (part 1)
Author: Fahim Farook Original post on Foojay: Read More Table of Contents Policy, mechanism, and a caveatThe flagThe Production profileThe 3 AM storyWhere things stand, and what comes nextVerify it yourself 1. Pin the bytes 2. Read the build identity 3. Confirm the profile activated This is an argument about where production intent belongs in a managed runtime, and the …
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NLJUG – Nederlandse Java User Group NLJUG – de Nederlandse Java User Group – is opgericht in 2003. De NLJUG verenigt software ontwikkelaars, architecten, ICT managers, studenten, new media developers en haar businesspartners met algemene interesse in alle aspecten van Java Technology.








