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


Social media - Why?!

Why do we use social media? Or more specific, why do I want to use it? I have this blog and sometimes I ask myself what I can tell here to the world, that the world doesn’t know yet?

Back to blogging...

In the last two months I visited Phare Conference and Multi-Mania. Not so much for my “technical education”, but to be on top of the trends and evolutions in web and social. Both events overloaded my brain with a lot of info, ideas and I-want-to-spread-this-knowledge-feelings.

Microsoft code mess

Many long years ago, so long ago it was even an other century, I started experimenting with website coding with Microsoft Frontpage. Only a few weeks later I already realized this was a really bad tool and switched to Adobe Dreamweaver, still one of my favourite HTML editors.

Sorting numeric values in a Flex DataGrid

When loading data from a webservice to be shown in a datagrid it seemed that all values in the grid are treated as string-values. So when sorting numeric columns the values were not in the correct order.

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