Author: Frank Delporte Original post on Foojay: Read More Table of Contents Problem on Raspberry Pi Zero 2Differences Between RPi Zero 2 and RPi 4Changes in Java 21WorkaroundCompare Boards This story is about how “Write Once, Run Anywhere” got broken in a specific use case. It reveals the complexity of maintaining this “Run Anywhere” principle. At the same time, it …

Author: Julien Lengrand-Lambert Original post on Foojay: Read More Table of Contents The share of Kotlin code at INGLooking at trends over timeHow many flavors does a repository contain?And what about newer projects?A message from the communityA word of conclusion TL;DR: Five years after its introduction Kotlin adoption inside ING keeps growing year after year, with a current adoption rate …

Despite the rising temperatures, the first of three NLJUG Speaker Academy sessions was a great success last night. The evening was hosted by, among others, Bert Jan Schrijver. These sessions are all about sharing knowledge on the do’s and don’ts of giving a successful conference talk. Knowledge sharing is a core value of NLJUG. If we can share that knowledge …

Author: Otavio Santana Original post on Foojay: Read More Table of Contents PrerequisitesStep 1: Create the Product entityStep 2: Create the ServiceStep 3: Expose the Camera APIStep 4: Build and run the applicationStep 5: Test the APIConclusion Virtual threads have become one of the most popular resources in Java and are trending inside the language. Indeed, this resource introduced a …

Author: Frank Delporte Original post on Foojay: Read More Table of Contents VideoPodcast (audio only)Content Let’s have an AI Bingo and talk about ChatGPT, LLM, ML, RAG, MCP, GenAI, and more! This is part 3 of the interviews recorded at the JCON conference in May. In the previous parts, you learned more about how to be a better Java developer …

Author: Frank Delporte Original post on Foojay: Read More Table of Contents CoreApplicationsGamesComponents, Libraries, ToolsPodcasts, Videos, BooksConferencesTutorialsMiscellaneousJFX Central Here is the overview of the JavaFX LinksOfTheMonth of June 2025. You can find the weekly lists on jfx-central.com. Did we miss anything? Is there anything you want to have included in one of the next overviews? Let us know via links@jfx-central.com. …

Author: Frank Delporte Original post on Foojay: Read More Table of Contents What is Optimizer Hub?Is Optimizer Hub required to use ReadyNow?Advantages of using ReadyNow OrchestratorMore advantages of Optimizer HubConclusion This is the fourth blog post in a series on faster Java application warmup with ReadyNow. If you haven’t been following the series, go back to the first blog post, Faster …

Author: Rajesh Nair Original post on Foojay: Read More Table of Contents Network Configuration IssuesServer LoadResource Exhaustion App-Side Chaos: Java Threads or Memory Maxed Out, Leaving No Room for New MongoDB Connections Server-Side Crunch: MongoDB Running Out of File Descriptors or Ram on a Shared Host Connection Pool MisconfigurationIncorrect MongoDB URIConclusion Java developers and MongoDB are like Aladdin and the Genie from …

Author: Markus Eisele Original post on Foojay: Read More Table of Contents What You’ll Build Prerequisites Bootstrap Your Quarkus Project Configure Ollama and Dev Services Define the Sentiment Enum Create the AI Classification Service Expose the Sentiment API Run It! Test It! Final Thoughts What’s Next? In a world full of opinions, tweets, reviews, chats, emails, understanding the tone behind …

Author: David Vlijmincx Original post on Foojay: Read More Table of Contents Introduction: Why JMH?DependenciesCreating your first benchmarkBenchmark modesState management Keeping the state correct Using state to create variants. Understanding JMH outputPrevent dead code optimizationsConstant foldingUsing async profiler with JMHBonus: Linux toolsConclusion Introduction: Why JMH? Performance matters in Java applications, but measuring it accurately is harder than you might think. …