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.
ScrollToIndex doesn't work when dataprovider has just been updated
I experienced a problem with a datagrid where I tried to use a scrollToIndex. This was the necessary workflow:
