Java 197
Java is the core topic across this site. These posts cover modern Java features, OpenJDK evolutions, performance tuning, tooling, and hands-on development lessons from real projects.
Foojay Podcast #76: DevBcn Report, Part 1 – Learn from the Community
What does the Java community sound like when you put a microphone in front of it at a Barcelona conference? In early July, DevBcn brought together speakers and visitors from across …
Introducing a New Java DMX512 Library With Demo JavaFX User Interface
In this post, I would like to inform you about a new Java library that is now available on Maven Central, allowing interaction with DMX512 devices using (optionally) the Open …
10xInsights: Frankly Speaking: How Java, Raspberry Pi, and Drum Created a Guru
A long career in tech rarely follows a straight line. Frank’s path runs from a Commodore 64 to Java Champion, with detours through drums, documentation, and a stack of …
Foojay Podcast #75: JCON Report, Part 4 - Tips and Tricks for Java Devs
Every Java conference leaves you with a notebook full of small tricks you want to try on Monday morning. This episode collects exactly that kind of advice from a packed lineup of …
Foojay Podcast #74: JCON Report, Part 3 - AI, ChatGPT, LLM, ML, RAG, MCP, GenAI, and more
AI talk often stays abstract, but Java developers want to know which frameworks, protocols, and patterns actually hold up in real projects. At JCON in May, we cornered speakers …
Java 21+ Not Working on Raspberry Pi Zero 2
Originally posted on the Pi4J website. Dieter Holz was experimenting with Pi4J V3 on a Raspberry Pi Zero 2. Because this version requires Java 21 or newer, he upgraded his OS to a …
Foojay Podcast #73: JCON Report, Part 2 – Evolutions in the Java Language and Runtime
Java keeps moving, and every new release shifts how we write code and run applications. At JCON 2025 in May we sat down with seven speakers to hear how they see the language and …
Foojay Podcast #72: JCON Report, Part 1 - Grow your career, public speaking, 30 years of Java, greener coding,…
Walking the floor at JCON in Köln, we grabbed people between talks and asked the questions that matter to working Java developers. How do you grow a career, get on stage, write …
Foojay Podcast #71: Celebrating 30 Years of Java with James Gosling
Java turned 30 on May 23, 2025, and few people can speak to that journey like the person who started it. We sat down with the creator of the language himself to trace the path from …
Foojay Podcast #70: Celebrating 5 Years of Foojay
Five years ago, a single post about OpenJDK kicked off what grew into a hub for the Java community. The site now hosts more than 1,600 posts from over 250 authors. To mark the …
Foojay Podcast #69: All Things Java at VoxxedDays Amsterdam
A conference floor at VoxxedDays Amsterdam holds dozens of small conversations that rarely make it to a recording. This episode breaks that pattern by stitching many of those …
Foojay Podcast #68: Welcome to OpenJDK (Java) 24
Java 24 ships with 24 JEPs, and that number is no coincidence. The release packs compact object headers, generational Shenandoah, quantum-resistant cryptography, and the …
Foojay Podcast #67: Writing a book. Does it make you rich and famous?
Holding a paper book with your own name on the cover is a special moment. But what does it really take to get there, and does writing a technical book actually pay off in money or …
Demo Application with CRaC and Loading Data in Memory
Coordinated Restore at Checkpoint (CRaC) is a JDK project, initiated by Azul. With CRaC, you can start Java programs with a shorter time to first transaction, combined with less …
Foojay Podcast #66: Let's Talk About Java Code! Diving into a few Foojay blog posts…
Reading a good blog post often raises more questions than it answers. So we picked a handful of recent Foojay articles and asked the authors to walk us through their thinking, …
Foojay Podcast #65: Boost Your Career in 2025!
Your year-end review is done, the goals are set, and now the real question shows up. How do you actually grow as a developer in the year ahead? To kick off the first Foojay Podcast …
Controlling a Raspberry Pi HDMI Camera with a Java API
In this post you’ll learn how you can run a Java application on a Raspberry Pi Zero 1 to turn it in a controllable HDMI camera. I use such cameras in my setup with an ATEM …
Foojay Podcast #64: Interviews at JFall about open source, OpenJDK evolutions, Project Loom, JVM, and more!
A conference hallway tells you more about the state of Java than any keynote. We grabbed a microphone at JFall and asked developers what they care about right now, from Project …
Foojay Podcast #63: How do we keep our Java applications up to date and secure?
Most teams want to run a current Java version, yet many production systems stay stuck on old releases and outdated dependencies. Management priorities, legacy code, and fear of …
TVH IT Talk, links of the talk Following the evolutions in Java with a look into the OpenJDK project
These are the links of the presentation “Following the evolutions in Java with a look into the OpenJDK project” of Thursday December 5th at the TVH IT Talks 2024 in …