Metal Default, A New Build Cloud, And A New Format
The iOS Metal renderer is now the default, the new Build Cloud console is wired into every Dashboard link on the site, and the weekly …
Week in review: 8 June 2026
New authors
Welcome to Sekka, who published a first article on foojay.io this week.
Published this week
Lottie4J Meets LottieFiles: A Conversation with Naail Abdul Rahman
Lottie animations run on Android, iOS, and the web. Getting them working on the JVM is a different story. Lottie4J started as a question: …
Introduction to CQRS using MongoDB
In enterprise environments, projects often begin with a simple structure: one model, one service, and one document, using a single class and …
Seasons time-lapse - the video
In the first post of this series, I focused on the project foundations: what should I do to create a video from photos taken from the same …
JC-AI Newsletter #16
Over the past two weeks, the field of artificial intelligence has continued its remarkable pace of advancement. As AI becomes increasingly …
Your TLS Stack Is Lying to You About Zero-Copy
In a zero-allocation runtime, SSLEngine becomes a structural mismatch. It keeps TLS on the heap-facing side of the JVM...
Why Spring Teams Don't Need a Second Runtime for AI Agents
AgentFlow4J is a JVM-native runtime for governed multi-agent systems. Build, govern and operate AI agents on your existing Spring …
Building an AI-Powered Operations Assistant with Spring AI and MongoDB Atlas — Part 2: Conversational Memory
This is the second article in a three-part series. Part 1 covered the RAG foundation — loading runbooks into a vector store and wiring them …
BoxLang 1.14.0: Introducing Inner Classes
BoxLang has always embraced a simple truth: the way you organize code shapes the way you think about problems. For a long time, if you …
On-Device Debugging And JUnit 5
A walk-through of the new JDWP-based on-device debugging pipeline for ParparVM iOS apps and Android apps, with a step-by-step IntelliJ …
Observing Apache NetBeans with OpenTelemetry and Dash0
What happens when you point an observability agent at your IDE rather than your application?