I collected Nextbike data in Marburg and introduce my plan to evaluate the data in this article. Also, I present what the data is made up of and how it is obtained in detail. Lastly, a first temporal analysis of the bike usage in Marburg is presented.

I show my small K40-based hobby laser cutter setup. I include one bonus tip: How to make money with a laser cutter.

A list of small designs like 3D prints, laser cuts and other constructions. Most of them serve a functional purpose. This list is continuously updated.

A laser cut community gift for Xournal++ developers.

I show how to use 3D scanning for CAD modeling and how I built a custom PC mouse box with the method that I present here. Neither do you need a GPU nor a powerful PC to follow along this tutorial. Also, the 3D scanning software is for free.

The parking demand in Marburg is analysed quantiatively based on publicly available data. In addition, Gaussian Processes are used for spatial predictions.

I built a wooden lamp around the Sonoff Basic IoT module.

My experiences with using my phone in Russian for 1 year.

Over are the days of juggling a bike lock while riding my bike!

A description of how to export Anki statistics by directly hacking the Anki desktop client.