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
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
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
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 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
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
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
Which gerbil hardly sounded wonderful? Meet the Dada Bot. It uses a context-free recursive grammar to produce its wisdom. The engine is rmutt, a piece of software that I excavated from the deep entrai...Read More
Introduction We have already seen how to create an installable .deb package. However, to make it Ubuntu we need a source package that actually builds on the Launchpad server farm. This is not hard, bu...Read More
We have created a new Launchpad PPA for the Ubuntu software presented on this site. Details can be found here: https://launchpad.net/~helfrich . For now the repository only contains a rather silly gam...Read More
Introduction Now that we have a programmable robotic platform, built with a Raspberry Pi, a motor controller and a chassis, we’d like to control it remotely, from a PC and later maybe from a mob...Read More
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