Let me help you install IOTstack on a Mac Mini. Why? Just because you can? Well, maybe. The true motivation, however, is that I had an un(der)used late 2012 Mac Mini at home that looked to be perfectly suited to run a few Docker containers. The IOTstack README introduces the project like this: IOTstack is […]
What if you could build a flight tracker all by yourself? For just a few bucks? And help a community of flight trackers at the same time? This tutorial guides you through building your own flight tracker aka “feeder” based on a Raspberry Pi. It also demonstrates how to upload the tracking data to ADS-B […]
I’m still giddy; giddy about Docker buildx; giddy about creating multi-arch Docker images on my Mac and having them uploaded and properly stored on Docker Hub with a single, simple command. Why I needed Docker buildx Docker makes my life so much easier – period. Unless there is really good reason to not Dockerize a […]
I understand a Thunderbird iCloud calendar sync may be a niche use case. However, if you’re stuck with it you don’t care how much of a niche it is. You’ll want clear instructions how to fix you problem, that is how to add an iCloud calendar to Thunderbird – and you’ll get just that here. […]
All it takes to analyze SSL certificates on macOS is, as so often, a single shell command. macOS comes with everything you need pre-installed. This is yet another “notepad scribble post” i.e. a public note for myself so I don’t have to search the Internet next time I want to analyze SSL certificates on macOS. Dump […]
This attempts to answer the question which network cables are supported by the TP-Link TL-POE200 Power over Ethernet set. The user manual insists on the usage of CAT5 UTP cables. However, when I contacted their support asking if those were the only types of cables supported they weren’t able to help; rather disappointing. In a […]
Self-charging robots sorting system helps Chinese delivery company finish at least 200,000 packages a day in the warehouse Chinese delivery firm is moving to embrace automation. Orange robots at the company’s sorting stations are able to identify the destination of a package through a code-scan, virtually eliminating sorting mistakes. The army of robots can sort […]
On November 23rd I was contacted by the Head of Marketing & BD of Onion, producers of the Omega IoT nodes. He asked whether I “would be interested in writing a blog about our product, the Omega2, the world’s first IoT Computer and a $5 Linux development board with built-in WiFi.” About a week before […]
Today I was wondering about Docker default container names. They’re cool enough to have caught my attention during the first hour of playing with Docker. furious_heisenberg, agitated_darwin, romantic_curie… who would come up with something like that? Docker default container names When you create a new Docker container and don’t give a custom name (by passing […]
If you want to build custom NodeMCU firmware for the ESP8266 (Wikipedia) I suggest you don’t build it yourself but have it built instead by a configurable online service: http://nodemcu-build.com. All you have to do is define the branch from which to build and the user modules to include and… Hey Presto! there’s your personal […]