Raspberry Pi 89
These Raspberry Pi posts focus on hands-on experiments with Java on affordable hardware: board setup, peripherals, Linux images, hardware control, and lessons learned while building real prototypes.
Foojay Podcast #55: Embedded Java, Part 2
Java started its life on small devices like set-top boxes, and it keeps finding its way back to the edge. Modern processors run the same Java runtime on a tiny board and on a cloud …
Links of the BeJUG Presentation: Lessons Learned from #JavaOnRaspberryPi
These are all the links of my presentation at BeJUG in Waregem, Monday, July 24, 2024 .
Review of the Elecrow Raspberry Pi Pico Advanced Kit
People who follow me, know I’m a big fan of the Elecrow CrowPi , the little suitcase with a Raspberry Pi and a lot of electronic components included. I used it already a lot …
Links of the Presentation: What I Learned About OpenJDK As a Docs Writer
These are all the links of my presentation at the JChampions Conference, Monday January 29, 2024, 16:00 CET.
Running a CRaC Java application on Raspberry Pi - UPDATE
On July 15th of 2023, I published a post here about my initial experiments with CRaC on the Raspberry Pi . At that time, I found out that both the Linux kernel in Raspberry Pi OS …
Controlling LED strips with Java
One of the most “fancy” electronic components is definitely a LED strip. It’s really cool to control a long strip of lights with only a few lines of code… But, …
Links of the Presentation: Unlocking the Potential of Bits and Bytes
These are all the links of my presentation at Devoxx Belgium, Wednesday 12:00-12:50, Room 7.
Pi4J Operating System for Raspberry Pi
Yes, the Raspberry Pi Operating System is awesome! But the Pi4J project made it if even more awesome by adding “goodies” for Java developers! Pi4J OS is not yet another …
Reading the temperature, humidity, and pressure from a BME280 Sensor with Java, Pi4J, I2C, SPI, and JBang
To make it as easy as possible to get started with Java on the Raspberry Pi to interact with electronic components, I started a new section on the Pi4J website with JBang examples …
Running a CRaC Java application on Raspberry Pi
With the April release of the Zulu Build of OpenJDK, Azul announced the integration of CRaC in its version 17 of Java for Linux. Coordinated Restore at Checkpoint (CRaC) is a …
Foojay Podcast #22: When Profession and Fun Overlap
Plenty of developers spend their weekends teaching kids to code, build robots, or tinker with Raspberry Pi boards. That side work often shapes their day job in ways they did not …
Interview by Bazlur Rahman: Unlocking Java Secrets with Frank Delporte - Insights, Stories, and Tips for Success
On Foojay.io , Bazlur Rahman is publishing a series of interviews with various people from the OpenJDK community. I had the honor to be included in this series, and this is a …
Using the Raspberry Pi Autofocus Camera Module 3 as HDMI camera
More than two years ago, I blogged about the use of the Raspberry Pi as an HDMI camera for the ATEM Mini . Although I have been using such a camera since then as my main Zoom …
HiveMQ Cloud, part 4 - Sending sensor data from Raspberry Pi Pico W to HiveMQ Cloud
Exactly one year ago, in December 2021, I published three articles of MQTT messaging with Raspberry Pi, Raspberry Pi Pico and HiveMQ Cloud . On June 30th of 2022, Raspberry Pi …
Shopping list for JavaOnRaspberryPi
After my talk at J-Fall I got the question what is required to get started with #JavaOnRaspberryPi. In my book I list the components that are used, but indeed a short overview was …
Devoxx Belgium and J-Fall The Netherlands - Links
Links used in my talks at Devoxx 2022 (Antwerp, Belgium) and J-Fall (Ede, The Netherlands).
Leanpub Frontmatter: Frank Delporte, Author of Getting started with Java on the Raspberry Pi
Writing a technical book while holding down a day job sounds intimidating, but it can also become the thing that shapes a career. Frank started small with blog posts about Java on …
Blink a LED and read a button state with Vaadin, Spring and Pi4J on a Raspberry Pi
As 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 …
Installing Java with SDKMAN on Raspberry Pi
If 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 …
3D printed Raspberry Pi Arcade box
As part of the Pi4J project, we created an example game with JavaFX and FXGL that uses an Arcade kit with a Joystick and big push buttons. The test setup for this project was …