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Java Articles by Foojay.io

December, 2025

  • 10 December

    Spring Boot 4 OpenTelemetry Guide: Metrics, Traces, and Logs Explained

    Author: Mahendra Rao B Original post on Foojay: Read More Table of Contents Key TerminologyWhy OpenTelemetry?Step-by-Step Guide Testing with Docker Compose Conclusion References In my previousย article, I outlined a comprehensive list of features introduced in Spring Framework 7 and Spring Boot 4. In this series of articles, we will explore these features in detail using a pragmatic approach. In this …

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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 ๐Ÿ˜ฑ

    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, Whatโ€™s 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 CodeRabbitโ€™s 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. Itโ€™s 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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