Configuring VLANs and bridges on FreeBSD Xen Dom0
7 mins
A short summary on how one could configure network bridges on a FreeBSD dom0 for Xen
Sane Windows IP configuration: Disabling IPv6 privacy extensions and enabling ICMP echo
2 mins
Mini note but essential when a Windows machine should join any sanely administered network.
Adding Grafana annotations using HTTP API
6 mins
Sometimes it's convenient to add annotations to Grafana dashboards and panels using Grafanas flexible HTTP API instead of writing them into a database and fetching them from there using Annotation queries. Since I lacked a complete example and it took me some minutes to find out how this works this blog post summarizes the process.
A simple system clock module for AVR
13 mins
A description of a simple implementation of a system clock module for AVRs supporting delay, millis(), etc. This blog post tries to shed some light onto these simple and basic functions as well as some common pitfalls.
Building a TCP console server for Windows and FreeBSD
7 mins
A common problem in industry and laboratories - accessing a serial port via the network to allow multiple machines or VMs access the same physical serial port. This blog post explains how to build such an console server on a FreeBSD host offering physical serial ports an FreeBSD as well as Windows clients who are able to access the ports like local ones.
Accessing Jenkins RSS/ATOM feed programmatically
3 mins
In case one wants to push one's Jenkins RSS feeds to some internal devices or publish them with different credentials than are needed to access the Jenkins server this is a simple scripted solution on how to do this.
The analog digital converter (ADC) on the ATMega328p and ATMega2560
25 mins
Mini summary about the ADC on the ATMega328p and ATMega2560
A less mathematical introduction to power iterations
12 mins
This blog post is a little summary or introduction on how to calculate Eigenvalues and Eigenvectors using power iterations that tries to use a little less formal jargon to provide a short overview.
OpenGL context creation without libraries using Xlib
12 mins
A mini summary on how to do OpenGL context creation without using external utility libraries on X11 systems.
Electroplating / Galvanic deposition of copper on 3D printed PLA objects
9 mins
A summary on a procedure on how to use a galvanic process to plate 3D printed objects made out of PLA or PET-G with copper and possibly also other metals
