Android Gauge View
With all these Raspberry Pi and Arduino projects in mind I am developing this gauge view for IoT apps on Android. There are some alternatives around, but I’m not quite satisfied with them as the... Read More
Classic Frogger with libGDX
Roger Engelbert’s excellent tutorial on building a classic Frogger clone with libGDX appears to have gone offline. A couple of months ago I based my own clone on this. It definitely needed some ... Read More
Sliding Toggle Button on Android (2)
The sliding toggle button has been modernized. It has finally been migrated to the Gradle build system and it targets recent API levels now. It has also been added to jcenter, so you can simply add it... Read More
A Radar Chart using MPAndroidChart
I’m using the MPAndroidChart library (3.0.0) to represent psychometric personality test results in a radar chart (AKA spider chart or cobweb chart). Since the documentation I found on this was e... Read More
Big Five Personality Traits Android App
The Big Five Android app is available for testing. You are invited to join here: https://play.google.com/apps/testing/de.nitri.bigfive This version of the Big Five personality traits model administers... Read More
Big Five Personality Test
I’m more or less skeptical about the use of personality tests. Nonetheless, it’s a nice little project for the weekend in nasty old PHP, modestly pimped on the front end with Material Desi... Read More
Reichswald app for Android
The new Reichswald app offers different walks through the Klever Reichswald. You can also have your own trips planned. Along the way the app helps you find a parking place or a glass of good beer, and... Read More
Plant Hero app for Android and iOS
Plant problems? Not enough growth? Insects? Our Plant Heroes brought by Hesi are here to help you for FREE in less than 24 hours: https://play.google.com/store/apps/details?id=com.sigrow.planthero... Read More
Nagios 4 on a Raspberry Pi
Introduction As a low power device the Raspberry Pi makes for a perfect network monitoring host. I’m running Nagios 4 on a Raspberry Pi 2 with a 5V/2A power supply. Fixed IP A fixed IP address i... Read More
Controlling the Pi Rover over SSH
Introduction We have seen how to control the Pi Rover over HTTP. However, you may find it a bit of an overkill to install a webserver bundled with PHP just to control the motors. A leaner alternative ... Read More