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Jakarta EE 11: Beyond the Era of Java EE
This user guide provides a brief history of Java EE/Jakarta EE and a detailed overview of some of the specifications that will be updated in Jakarta EE 11.

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[email protected]CodeRabbit Tutorial for Java Developers
Table of Contents Getting StartedPrerequisitesSetup ProcessCore Features for Java Development1. Code Quality Analysis2. Security Vulnerability Detection3. Performance Optimization Suggestions4. Design Pattern RecognitionWorking with CodeRabbit ReviewsUnderstanding Review CommentsResponding to ReviewsJava-Specific ConfigurationCustom Rules SetupMaven/Gradle IntegrationAdvanced Features1. Custom Prompts2. Architectural Reviews3. Testing SuggestionsBest ...
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Table of Contents CoreApplicationsGamesComponents, Libraries, ToolsPodcasts, Videos, BooksConferences, PresentationsTutorialsMiscellaneousJFX Central Here is the overview of the JavaFX LinksOfTheMonth of July 2025. You can find the weekly lists on jfx-central.com. Did we miss anything? Is there anything you want to have …
Table of Contents ObjectsvolatileLocaleCollatorNormalizer After Java, What’s Old? Part I – Collections, let’s now have a look at less known old utility classes that can still be useful. Everything in this series will be in Java 8 and later, so …
Table of Contents Understanding LangChain4j GuardrailsSetting Up a Spring Boot Project with LangChain4jImplementing Input GuardrailsContent Safety Input GuardrailSmart Context-Aware GuardrailIntelligent Input SanitizerImplementing Output GuardrailsProfessional Tone Output GuardrailHallucination Detection GuardrailTesting Your GuardrailsCreating AI Services with GuardrailsRest endpointDemoConclusion As AI applications become …
Table of Contents The setup: A realistic aggregation scenarioThe application behind the testTesting on M0: The hidden riskTaking it to production: Same query, different outcomeReal-time metrics: Detecting the bottleneckQuery insights: The detective toolDon’t guess, let Performance Advisor show the wayResilience …
Table of Contents Getting StartedPrerequisitesSetup ProcessCore Features for Java Development1. Code Quality Analysis2. Security Vulnerability Detection3. Performance Optimization Suggestions4. Design Pattern RecognitionWorking with CodeRabbit ReviewsUnderstanding Review CommentsResponding to ReviewsJava-Specific ConfigurationCustom Rules SetupMaven/Gradle IntegrationAdvanced Features1. Custom Prompts2. Architectural Reviews3. Testing SuggestionsBest …
Table of Contents VideoPodcast (Audio only)Content This is the first Foojay podcast in Spanish. It’s also the shortest one and the final of season 4 😉 Jonathan Vila “highjacked” the microphone from Geertjan Wielenga (See episode 76) during the DevBcn …

Table of Contents A Personal StoryAbout DMX512 and OFLWhat is DMX512What is Open Fixture LibraryDMX512 Java LibraryMy Test SetupMinimal Code ExampleUsing Fixtures and ModesDetecting USB-to-DMX and IP-to-DMX interfacesDMX512 JavaFX Demo ProjectNext Steps In this post, I would like to inform …
Table of Contents You’re building an AI agent with memory using Spring AI and Redis. Unlike traditional chatbots that forget previous interactions, memory-enabled agents can recall past conversations and facts. It works by storing two types of memory in Redis: …
Table of Contents Java introduces several new language features in the 22 to 24 versions which collectively simplify code, enhance documentation, and provide powerful tools for bytecode manipulation and advanced stream processing. This article shows you how to leverage these …
Table of Contents What are MongoDB ACID transactions and when should you use them?But do you really need a transaction?Transaction APIs: Callback vs coreWhen to use the callback APIWhen to use the core APISetting up: A simple banking examplePrerequisitesConnecting and …
Table of Contents article: GitHub CEO: manual coding remains key despite AI boomarticle: Expert Generalistsarticle: Emerging Patterns in Building GenAI Productsarticle: Complex, AI-generated software projects will never happenarticle: Silicon Valley Insider EXPOSES Cult-Like AI Companies | Aaron Bastani Meets Karen …
Table of Contents The Role of MessageBrokersFrameworks or Binder ImplementationsSpring Cloud Stream: The SolutionKey Features:LightWeight Architecture with Spring Cloud StreamTransition to Spring Cloud Stream:ConclusionReferences Envision operating a successful e-commerce platform where every moment is crucial. Customers make purchases, adjust inventory …
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Authors of the month

Mary Grygleski
Featured AuthorMary is a Java Champion, and the AI Practice Lead at Callibrity, a consulting firm based in Ohio. She started…
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Java 22 to 24: Level up your Java Code by embracing new features in a safe way
Introducing a New Java DMX512 Library With Demo JavaFX User Interface
Your Complete Guide to Diagnose Slow Queries in MongoDB
Project Panama for Newbies (Part 1)
CodeRabbit Tutorial for Java Developers
Creating Scalable OpenAI GPT Applications in Java
Video series “JavaFX In Action”, Part 5 with Cormac Redmond (KafkIO), Brian Schlining (Annotating the Deep-Sea Wildlife), Gerrit Grunwald (JavaFX Libraries), Dirk Lemmermann (JavaFX Libraries and Applications, JFX Central)
FEPCOS-J (3) – Build native executables of Java-coded networked systems
Java, What’s Old? Part II: Utils
What Should I Know About Garbage Collection as a Java Developer?
foojay: A Place for Friends of OpenJDK
Dashboard for OpenJDK Update Release Details
JDK14: New Features and Enhancements
Fun with Flags: My Top 10 Resources for JVM Flags
Performance of Modern Java on Data-Heavy Workloads: Real-Time Streaming
Performance of Modern Java on Data-Heavy Workloads: Batch Processing
How does Java handle different Images and ColorSpaces – Part 1
How does Java handle different Images and ColorSpaces – Part 2
How does Java handle different Images and ColorSpaces – Part 3
How does Java handle different Images and ColorSpaces – Part 4
Indexing all of Wikipedia, on a laptop
Working with Multiple Carets in IntelliJ IDEA
Clean Shutdown of Spring Boot Applications
Java 17 on the Raspberry Pi
Project Panama for Newbies (Part 1)
How to Create Mobile Apps with JavaFX (Part 1)
Foojay Slack: bit.ly/join-foojay-slack
Beginning JavaFX Applications with IntelliJ IDE
SpringBoot 3.2 + CRaC
Debugging Java on the Command Line
Stable, Secure, and Affordable Java
Azul Platform Core is the #1 Oracle Java alternative, offering OpenJDK support for more versions (including Java 6 & 7) and more configurations for the greatest business value and lowest TCO.
Apache Kafka Performance on Azul Platform Prime vs Vanilla OpenJDK
Learn about a number of experiments that have been conducted with Apache Kafka performance on Azul Platform Prime, compared to vanilla OpenJDK. Roughly 40% improvements in performance, both throughput and latency, are achieved.
Great time at Amsterdam JUG at Trifork last night, featuring @jkuipers @RaphaelDeLio and @vilojona!