Java tutorials, experiments, and real-world projects by Frank Delporte, Java Champion, Technical Writer at Azul, and lead maintainer of Pi4J.

Whether you're running Java on a Raspberry Pi, building desktop UIs with JavaFX, exploring RISC-V single-board computers, or diving into JVM internals — you're in the right place.

Topics: Java, JavaFX, Lottie4J, Pi4J, Java on Single-Board Computers, and much more...

📘 Book: Getting Started with Java on the Raspberry Pi
🎙️ Foojay and other Podcasts
📺 Videos
🗣️ Presentations


Book review - Frontend Development with JavaFX and Kotlin

For a personal pet project, I started experimenting with JavaFX and Kotlin to create a user interface with a lot of Java / Kotlin background processing. As I knew there is a book available on this specific topic, Apress was so kind to send me a review copy of Frontend Development with JavaFX and Kotlin: Build State-of-the-Art Kotlin GUI Applications by Peter Späth (152 pages, 48€ on paper, 35.5€ for ebook on Amazon.nl).

Example Java Application with Embedded Jetty and a htmx Website

I was experimenting with a Java application that can act as a web server and includes the user interface HTML-files that get modified with htmx, to replace certain parts of the HTML with other ones created in Java. I found it pretty hard to understand how to configure the embedded Jetty webserver, but as always with Java libraries, it’s pretty easy once you understand how to do it ;-) I decided to share my example, so you don’t need to go through the same search if you want to use the same approach…

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