Published in Javarevisited·Mar 18Blink a LED on a Raspberry Pi With VaadinAs I’m becoming a senior developer in terms of age, I’ve transitioned from one language to another. One of my main interests has always been clean, easy-to-understand UIs (User Interface). …Raspberry Pi11 min read
Mar 17Java on Raspberry Pi — DZone IoTI already published a lot here on Medium, my own blog, foojay.io, and many other online and offline publications. But DZone was not yet on my publishing list… This is a copy of the first article I wrote for DZone with a short overview how I started writing about #JavaOnRaspberryPi. …Java2 min read
Published in Javarevisited·Feb 16Controlling electronics with JBang on the Raspberry PiWhat is JBang? As described on their website: JBang lets Students, Educators and Professional Developers create, edit and run self-contained source-only Java programs with unprecedented ease. Want to learn, explore or use Java instantly without setup? Do you like Java but use Python, Groovy, Kotlin or similar languages for scripts, experimentation, and exploration…Java5 min read
Published in Javarevisited·Feb 8Installing Java with SDKMAN on Raspberry PiIf you create a new SD card for a Raspberry Pi with the operating system, you can choose the “Raspberry Pi OS Full (32-bit)” edition, which includes Java 11. But a lot of the other available OS versions don’t have Java included. There are many ways to install Java but…Java4 min read
Jan 273D printed Pinecel soldering iron holderThe Pinecil is a very handy and affordable USB-C powered soldering iron (running on open firmware!) with an OLED monochrome display. This…3 D Printing2 min read3D printed Pinecel soldering iron holder66
Jan 263D printed Raspberry Pi Arcade boxAs part of the Pi4J project, we created an example game with JavaFX and FXGL that uses an with a Joystick and big push buttons. The test setup for this project was kicking around my desk, so that was the perfect victim for my next 3D printing project… Remixed projects On the…3 D Printing3 min read
Jan 253D printed Raspberry Pi organizerAfter my first 3D-printing experiment “A 3D printed multi-functional tripod (well actually quadpod)”, I wanted to clean-up my desk. I have a lot of Raspberry Pi boards lying around for various test projects, and that was one of the quick-wins to organize better. On the Prusa Printers website, I found…3 D Printing3 min read
Jan 243D printed multi-functional tripod (well actually quadpod)The power of technology is something that keeps amazing me every day. The number of things you can do with some small electronic components and a bit of programming is overwhelming. But 3D printing is really on top of my “WOW AMAZING” list. …3 D Printing3 min read
Published in Javarevisited·Jan 13Template to Get Started with Pi4J and JavaFX on Raspberry PiThe Pi4J project wants to be the starting point for everyone who wants to use Java on the Raspberry Pi, being it a headless, JavaFX-user interface and/or GPIO-controller project. Pi4J is intended to provide a friendly object-oriented I/O API and implementation libraries for Java Programmers to access the full I/O…Java3 min read
Jan 4Multicam recordings with ATEM Mini and Raspberry Pi camerasAs I wrote in my previous post “Using a Raspberry Pi as HDMI camera”, you can build your own inexpensive HDMI-camera with a Raspberry Pi Zero and a camera module. Let me show you some of the results… Demonstration video for HiveMQ Cloud I created this setup to record the videos for a blog series…Video Recording2 min read
