One Base URL, Many Coding Agents: What an OpenAI-Compatible Gateway Looks Like From java.net.http
Table of Contents What a gateway is, mechanicallyProbing it from JavaThe boundary a Java developer should care aboutLesson one: code does not tokenize like proseLesson two: refresh the token before it dies, one per serverA checklist before you paste a ...
-
Debugging Is Invariant Discovery: What One Kafka Session Taught Us About AI Agents
Table of Contents The shape of the sessionWhat the agent got rightWhat it got wrong, and why it matters for Java teamsThe agent’s only sensor was the developerThe Java lesson: write the invariant down where a test can see itWhat …
-
“Commit created” — but it isn’t: why the agent’s word needs external verification, and what the mistake costs
Table of Contents What the issue trackers show”Committed” and “pushed”Where the JetBrains IDE keeps the evidenceA five-minute walkthroughAcceptance checklist for agent-reported side effectsFAQConclusionSourcesA detailed report reads like proof. The agent lists the files it touched, names the branch, quotes a …
-
Keeping Java Hot This Summer: August 2026 US & Canada JUG Tour with Simon Ritter
Table of Contents The talk: Keeping Your Java Hot – Solving the JVM Startup and Warmup ProblemWhy join your local JUG this August?The full tour detailsSummer conference season goes quiet. Most major Java events wrap by June, CFPs go dark …
-
Using the Raspberry Pi Sense HAT with Pi4J Drivers
Table of Contents What is the Sense HAT?Why is the Sense HAT So Popular?Java, Education, and the Journey to SpaceWhy Use Pi4J Drivers?Initializing the Sense HATReading Environmental DataUsing the LED MatrixMotion and Orientation DataLearn More with Pi4J ExamplesAn Open Community …
-
Pi4J Drivers: Simplifying Sensor and Hardware Integration in Java
Table of Contents What is Pi4J Drivers?Pi4J Drivers Reaches Version 1.0.0Why is Pi4J Drivers Important?A Community-Driven Driver EcosystemLearning Through Pi4J ExamplesA Simple ExampleA Hat ExampleConclusionWhen developing Java applications for Raspberry Pi, Pi4J is one of the most popular libraries for …
-
Quarkus Unpacked: Insights from the Foojay Podcast
Table of Contents What is Quarkus?How does Quarkus compare to Spring, Micronaut, or other frameworks?Is Quarkus more modern because it is newer?Does Quarkus replace the JVM?What is Quarkus live reload?How does build-time optimization work?How does this differ from JIT and …
-
Bringing Raspberry Pi Development to Quarkus with the Quarkus Pi4J Extension
Table of Contents Why Combine Quarkus and Pi4J?What Does the Extension Provide?A Simple ExampleConfiguration Without RecompilationGPIO Injection by Number or NameHealth Checks for Raspberry Pi ApplicationsBuilding Modern IoT ApplicationsPart of the Quarkiverse EcosystemLooking AheadConclusion Java developers building applications for Raspberry …
-
Java is Not the Dark Side: Why Learning Java is Easier Than You Think
Table of Contents (“In a galaxy far, far away…”)The Myth: “Java is Too Hard for Beginners”Java: The Jedi Order of ProgrammingThe Real Dark Side: The Empire of Bad LearningWhy Java Feels Like the Jedi Code (But Isn’t Hard)Training Like a …
-
Foojay Podcast #94: More Than a Blog: How Foojay Connects, Sustains, and Evolves the Java Community
Table of Contents YouTubePodcast AppsContentFoojay.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 about …
