Friends of OpenJDK Today

Table of Contents The doorman in a hoodieThe shepherdRead the terrainChoose the pathWatch for predatorsTend the flockThe doorman’s dignity The doorman in a hoodie There’s a story Rory Sutherland tells in his book Alchemy. A consultant is hired to find …

Table of Contents Season 2 Starts with Frank DelporteWhat is JCast?Meet the HostsWhat We Talk AboutWhy We Started JCastMore Than Just CodeFrom Season 1 to Season 2Where to ListenFinal Thoughts The Java community thrives on sharing knowledge and experiences. Most …

Table of Contents YouTubePodcast AppsContent Foojay.io, the website for the Friends of OpenJDK, is turning six years old. To celebrate, Frank Delporte headed to JCON in Cologne, Germany, and sat down with twelve members of the Java community to talk …

Table of Contents Rethinking ETL for modern systemsArchitectural building blocksEmbracing concurrency with reactive pipelinesBackpressure: the hidden heroDesigning for failure: error handling strategiesRetry and recovery patternsIdempotency: the cornerstone of safe retriesBatching vs streamingParallelizing transformationsIntegrating with messaging systemsObservability and monitoringPutting it all …

Table of Contents CoreSceneBuilderApplicationsComponents, Libraries, ToolsPodcasts, Videos, BooksConferences, PresentationsMiscellaneousJFX Central Here are the JavaFX LinksOfTheMonth of April 2026. You can find the weekly lists on jfx-central.com. Did we miss anything? Is there anything you want to have included in one …

Table of Contents 🗺️ The Full Provider Matrix🏗️ The Provider Hierarchy🎯 IAiService — The Trimmed Interface🛡️ The Capability SystemRuntime Capability DetectionQuerying CapabilitiesEnforced at the BIF Level🔧 BaseService — The Transport Layer⚙️ Provider Configuration🔀 Custom Base URLs🏠 Ollama — Local AI, …

Table of Contents Technical RequirementsCreate a New ProjectRun Docker InitA Note on Java 26 Base ImagesBuild and RunAdd a ControllerMore LinksConclusion Docker Init was introduced in Docker Desktop 4.27, before LLMs became the default answer to everything. It’s a “smart” …

Table of Contents Step 1: Add the Ai model and AgentCore memory dependenciesStep 2: Create Short/Long Term in AWS Management ConsoleStep 3: Add the following memory-related properties.Step 4: Add the below MemoryConfig class.Step 5: Create the ChatRequest and ChatResponse classes …

Table of Contents What Are Docker Official Images, and Why Does It Matter?The Journey: Two Years in the MakingHow Azul Zulu Official Images Are Built and PublishedPre-release validationPM approval and promotionSubmitting to Docker HubWhat’s Changing: From Docker Hub to Docker …

Table of Contents Prerequisites1. Data model2. Project setup3. Building the content-based recommendation engineUserProfileControllerGameRepositoryRecommendationService core logicRecommendationControllerManual test4. User ratings and affinity adjustmentRatings endpointAffinity adjustment logicMongoDB updateBefore and after demo5. Adding Spring AI embeddings and MongoDB Atlas Vector SearchSpring AI setupGenerating embeddingsDataSeeder …

Table of Contents 🏗️ The Middleware Architecture🎯 AiMiddlewareResult — Typed Flow Control📝 LoggingMiddleware — Instant Observability🔁 RetryMiddleware — Resilience Without Boilerplate🛡️ GuardrailMiddleware — Defense in Depth🙋 HumanInTheLoopMiddleware — Keeping Humans in Control🎙️ FlightRecorderMiddleware — AI Testing Solved🔢 MaxToolCallsMiddleware — Runaway …

Table of Contents Why Do Flaky Tests Matter?Common Causes of Flaky TestsStrategies to Keep Tests Reliable1. Awareness of Flaky Tests2. Fix One Flaky Test Each Sprint3. Use New Test Data4. Wait for Conditions to Be Met5. Run Tests in Parallel6. …