March 17-19, 2026 | Redwood City, CA JavaOne is the ultimate conference for Java developers. …
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March 17-19, 2026 | Redwood City, CA JavaOne is the ultimate conference for Java developers. Learn a…
Maqqie wint de NLJUG Innovation Award 2025
+++English version below++++ Ede, 6 november 2024 โ Tijdens de 21e editie van J-Fall, de grootste Ja…
The Mentorship Hub with Bruno Souza at J-Fall 2025
๐๐๐๐๐ฒ ๐ญ๐จ ๐ญ๐๐ค๐ ๐ญ๐ก๐ ๐ง๐๐ฑ๐ญ ๐ฌ๐ญ๐๐ฉ ๐ข๐ง ๐ฒ๐จ๐ฎ๐ซ ๐๐๐ซ๐๐๐ซ? Do you want to grow beyond senior level, contribute to o…
J-Fall 2025 is uitverkocht
De J-Fall 2025 is compleet uitverkocht en belooft dan ook weer een groot succes te worden. Een enorm…
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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
December, 2025
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9 December
Optimizing MongoDB Queries in Java Applications
Author: Farhan Hasin Chowdhury Original post on Foojay: Read More Modern Java applications often struggle with performance bottlenecks that have little to do with the JVM itself. In most cases, the culprit lies deeper in how the application interacts with its database. Slow queries, missing indexes, or inefficient access patterns can quietly degrade user experience, increase latency, and inflate infrastructure …
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9 December
JC-AI Newsletter #11
Author: Miro Wengner Original post on Foojay: Read More Fourteen days have passed, and it is time to present a fresh collection of readings that could influence developments in the field of artificial intelligence. This newsletter explores the evolution of agentic AI systems, provides valuable insights into the Chain-of-Thought (CoT) approach, Vibe coding, and discusses the pattern-matching capabilities of LLMs. …
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9 December
The 5 Knights of the MCP Apocalypse ๐ฑ
Author: Jonathan Vila Original post on Foojay: Read More Table of Contents 1. The “My Prompt is Leaking Secrets” Problem 2. The “Is My Server a Double Agent?” Problem 3. The “Black Box of Vulnerabilities” Problem 4. The “Context Pollution and Poisoning” Problem 5. The “Too Many Cooks” Problem (MCP Sprawl) Final Check: You’re an Auditor Let’s talk about that …
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9 December
BoxLang v1.8.0 : Revolutionary HTTP Client, SOAP Integration, and Production-Grade Stability
Author: Cristobal Escobar Original post on Foojay: Read More Table of Contents What’s New in 1.8.0 Modular Compiler Architecture & Ultra-Slim Runtime 1. boxlang – Full Development Runtime 2. boxlang-noop – Secure Production Runtime 1. bx-compiler-asm – ASM Bytecode Compiler (Recommended) 2. bx-compiler-java – Java Source Compiler Revolutionary HTTP Client – Modern, Fluent, and Powerful SOAP/WSDL Client Integration – Web …
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9 December
Java, Whatโs Old? Part III: I/O
Author: Anthony Goubard Original post on Foojay: Read More Table of Contents ScannerMappedByteBufferRandomAccessFileLineNumberReaderConclusion After Java, What’s Old? Part I: Collections and Java, What’s Old? Part II: Utils, let’s now have a look at less-known old input/output classes of the JDK that can still be useful. Everything in this series will be in Java 8 and later, so after reading this …
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8 December
Foojay Podcast #85: Code, Community, and Opportunity: Making Tech Accessible for Everyone
Author: Frank Delporte Original post on Foojay: Read More Table of Contents YouTubePodcast AppsContent What if the future of Java depends on who we invite to learn it today? In this Foojay Podcast, we’re diving into something that affects all of us in the Java community: How can we inspire the next generation of developers, and how do we make …
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7 December
How CodeRabbitโs Agentic Code Validation helps with code reviews
Author: Ewa Szyszka Original post on Foojay: Read More Table of Contents From PRD to PR in days (not weeks)The AI-generated code crisis nobody’s talking aboutWhy did reasoning models change everything?What makes review more “agentic”?How CodeRabbit closes the AI code trust gap Theย 2025 Stack Overflow surveyย reveals a paradox: while 84% of developers express confidence in adopting AI tools, nearly half …
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4 December
Building Systems That Know Why They Exist ~ When Data, Logic, and Intent Finally Align
Author: Elie Hannouch Original post on Foojay: Read More Every software system begins with intent. A human decision. A statement of what should exist, how it should behave, and why it matters. But somewhere along the way, that intent dies. Itโs decomposed into documentation, user stories, and scattered logic. It becomes a shadow of itself fragmented across layers of code, …
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4 December
Java 21+ on Raspberry Pi Zero 2 is Back In Business
Author: Frank Delporte Original post on Foojay: Read More Table of Contents Reproducing The ProblemFixed with Latest OpenJDK 21 and 25Conclusion As described before on Java 21+ Not Working on Raspberry Pi Zero 2, a problem appeared to execute Java code on the Raspberry Pi Zero 2 with OpenJDK 21 or higher. Reason: in OpenJDK 21 the Just-In-Time (JIT) compiler …
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3 December
Java 25: Whatโs New?
Author: Loic Mathieu Original post on Foojay: Read More Table of Contents JEP 470: PEM Encodings of Cryptographic Objects (Preview)JEP 502: Stable Values (Preview)JEP 503: Remove the 32-bit x86 Port509: JFR CPU-Time Profiling (Experimental)514: Ahead-of-Time Command-Line Ergonomics515: Ahead-of-Time Method Profiling518: JFR Cooperative Sampling520: JFR Method Timing & TracingFeatures coming out of previewFeatures that remain in previewMiscellaneousInternal changes, performance, and securityJFR …
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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.









