Posts 274

Dec 16, 2021 · 9 min

HiveMQ Cloud, part 3 - Sending sensor data from Raspberry Pi Pico to HiveMQ Cloud

In the previous two posts in this series, we used Java on the Raspberry Pi mini-computer to send sensor data to HiveMQ Cloud, and visualize it on a dashboard.

#java#raspberry-pi#mosquitto#hivemq
Dec 13, 2021 · 8 min

HiveMQ Cloud, part 2 - Using MQTT and Raspberry Pi to Visualize Sensor Data on a TilesFX Dashboard

In the previous post we started our discovery of HiveMQ Cloud with Java on the Raspberry Pi. We created an application to send measurements of various sensors to the HiveMQ Cloud …

#java#raspberry-pi#mosquitto#hivemq
Dec 10, 2021 · 14 min

HiveMQ Cloud, part 1 - MQTT on Raspberry Pi, Send Sensor Data to HiveMQ Cloud with Java and Pi4J

A few years ago I did my first experiments with an MQTT server (Mosquitto) running on a Raspberry Pi to connect an Arduino and Raspberry Pi for the drumbooth of my son . The full …

#java#raspberry-pi#pi4j#mosquitto
Apr 23, 2021 · 6 min

JavaFX running in kiosk mode on the Raspberry Pi

The Raspberry Pi in combination with an inexpensive touch screen, makes a perfect controller for a machine or game console. Let’s see how we can use Java and JavaFX to build …

#javafx#raspberry-pi#gluon#tutorial
Jan 11, 2021 · 8 min

Device monitoring tool with JavaFX, FXGL and Mosquitto

In a previous post “Getting Started with FXGL Game Development” we already have taken a look at the FXGL game development framework developed by Almas Baimagambetov .

#javafx#fxgl#raspberry-pi#mosquitto
Dec 21, 2020 · 9 min

JVM Advent 2020 - Light up your Christmas lights with Java and Raspberry Pi

Are you a serious Java-developer looking for a fun project? Or want to learn something completely new and use your Java-knowledge to control electronic components? Here we go with …

#java#raspberry-pi#pi4j
Nov 25, 2020 · 2 min

JFXDays presentation - Having fun with Java and JavaFX on the Raspberry Pi

Today I could give my talk “Having fun with Java and JavaFX on the Raspberry Pi” at the JFXDays. Normally this event takes place in Zurich, but this year also went …

#javafx#raspberry-pi#pi4j#gluon
Nov 24, 2020 · 8 min

Building native applications for all PC and mobile platforms from a single JavaFX project with Gluon Mobile and GitHub Actions

The post “Starting a JavaFX Project with Gluon Tools” shows you how to start a Gluon Mobile Multiview project with a few clicks in IntelliJ IDEA thanks to the …

#javafx#gluon
Nov 17, 2020 · 5 min

Starting a JavaFX Project with Gluon Tools

On foojay.io you can already find two posts by Carl Dea to get you started with JavaFX:

#javafx#gluon#tutorial
Nov 7, 2020 · 2 min

Devoxx Ukraine presentation - Having fun with Java and JavaFX on the Raspberry Pi

Today I had my first Devoxx talk, after my Java virtual talk a few weeks ago at the “Oracle Groundbreakers APAC Virtual Tour 2020” conference (21/10) ! The event in …

#javafx#raspberry-pi#pi4j#conference
Oct 29, 2020 · 2 min

OpenJDK versus OpenJFX Release Cycles

Confused about the release cycles of OpenJDK and OpenJFX and the relationship between them? Read on!

#javafx#gluon
Oct 27, 2020 · 5 min

JavaFX 3D - A Look Back Through History & Some Experiments

After my virtual conference talk “Java and JavaFX on the Raspberry Pi” at the “Oracle Groundbreakers APAC Virtual Tour 2020”, I got in touch with some people who were …

#javafx#gluon#3d#raspberry-pi
Oct 23, 2020 · 1 min

Ubuntu desktop on Raspberry Pi 4

Yesterday evening Ubuntu announced the release of Ubuntu 20.10 “Groovy Gorilla” with desktop support for the Raspberry Pi 4 (4 and 8Gb) . So I had to get up early this …

#raspberry-pi
Oct 21, 2020 · 2 min

APACOUC presentation - Java and JavaFX on the Raspberry Pi

Today I had the honor to speak at the “Oracle Groundbreakers APAC Virtual Tour 2020” conference . And of course the title of my talk was “Java and JavaFX on the …

#javafx#raspberry-pi#pi4j#conference
Oct 21, 2020 · 3 min

Building OpenJDK on Raspberry Pi

The OpenJDK sources are now fully available and developed on GitHub as a result of Project Skara . Thanks to a lot of work done by the community, the full Java development flow has …

#java#raspberry-pi#javaonraspberrypi
Oct 15, 2020 · 3 min

Visual Studio Code on the Raspberry Pi (with 32 and 64-bit OS)

In my book “Getting Started with Java on the Raspberry Pi” , I give more info about IDEs (= Integrated Development Environment) for Java development. My prefered ones …

#visual-studio-code#raspberry-pi#java
Oct 10, 2020 · 2 min

Using Pi4j (V1) on the Raspberry Pi 4

A topic which comes up from time to time in questions related to Java and the Raspberry Pi, is the support of the 4th version of this board in combination with Pi4J, “the …

#java#raspberry-pi#pi4j#electronics
Sep 29, 2020 · 4 min

64-bit Raspberry Pi OS on Raspberry Pi 4 with USB BOOT

A micro SD card is the default way to add an operating system to the Raspberry Pi. But there is an alternative you need to consider if you want to make your system more reliable. …

#java#raspberry-pi
Sep 24, 2020 · 4 min

Spectacular Java projects on Raspberry Pi

Thanks to Twitter and LinkedIn I got into contact with several developers who are doing Java stuff on Raspberry Pi and I want to share those projects with you as they can be an …

#javafx#raspberry-pi
Sep 21, 2020 · 3 min

Azul Zulu OpenJDK 15 on Raspberry Pi

For this post I did some experiments with Java 15, reusing the Ubuntu 64bit SD card which was also used for the earlier post “Comparing a REST H2 Spring versus Quarkus …

#javafx#quarkus#spring#raspberry-pi