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Java Articles by Foojay.io

June, 2026

  • 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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