I wanted to reactivate my old Lenovo Thinkpad X230 as a “Burner Laptop”. Put a Linux on it, use it on events like conferences and reinstall it afterwards. The main reason why I replaced it was the outdated WiFi chip, which only supported 802.11 a/b/g/n. [...] - written on 20. April 2024
Some time ago I helped with making and deploying a small Website. The Website was made in Symfony 6.x and is deployed to a Webspace without any SSH access. Just FTP. [...] - written on 24. March 2024
Windows 10 comes with alot of annoying tracking features, bloatware and other nasty stuff. As long as the system is licensed as Pro Edition, it is possible to disable alot of this stuff with Group Policies. [...] - written on 28. December 2023
Kubernetes clusters are an awesome piece of technology, if an highly automated and dynamic environment for tens or hundrets of applications is required. But Kubernetes brings also huge complexity which is not always necessary. Not every project scales to the size of Netflix or Google, so an good old Docker CE can also be an option. This guide is a collection of custom configurations to improve the security, stability and isolation of Docker CE servers and it’s containers. [...]
When a Jekyll Page is getting more complex, it’s helpful to add custom meta data to pages and posts. For example, add a auto generated category to only show the primary language version of a multi language post on the index page but also let single posts in a secondary language show up. [...] - written on 09. December 2023
When using a Raspberry Pi Pico as a USB Mouse or Keyboard, you may want to disable CircuitPythons flash drive and the REPL serial console. [...] - written on 03. December 2023
While debugging issues in container environments or on embedded devices, there is always the same problem: All the debugging tools are not installed. Installing tools is often not an option, especially in environments where there is no internet connection for security reasons. [...] - written on 02. July 2023
The .NET Core Session Store allows it to store data server-side for the current client. Per default the cookie which identifies the client only remains in the browser until it’s closed. [...] - written on 08. March 2022
We tried to deploy a Docusaurus website to a windows system and used chef-client to copy the HTML files from GitLab Artifacts into the Windows Server folder. [...] - written on 10. January 2022
The idea to include my door bell into Home Assistant has existed since 2018. I’ve asked a colleague who is an electican how to do this. [...] - written on 08. January 2021
A few DNS zone which I maintain don’t have a web interface to edit the records. I am required to use RFC2136 nsupdate. Preparations in Nameserver The domain owner assigned me a HMAC key in his nameserver (bind9) configuration which has the permission to perform updates and Zone Transfers (show all records in dig). [...] - written on 27. September 2020
The ClusterHAT allows to connect up to four Rasperry Pi Zero to a Raspberr Pi with a integrated USB Hub. The Pi Zeros are capable to communicate via USB Ethernet Gadget. So it is possible to connect the devices via Ethernet. [...] - written on 18. September 2020
Grafana supports guest access to dashboards only for one single organization, which needs to be configured in the server configuration. [...] - written on 10. June 2020
The tool expect makes it possible to automate keyboard inputs in shell scripts and programs. [...] - written on 21. May 2020
The developers of the jitsi-meet project are currently working in a impressive speed. From release to release there are so many changes, that only a reinstall makes sense. [...] - written on 07. May 2020
As addition to dingetun.net I’ve created yesterday the mini-project Yay or Nay?. A single page application which allows you to ask simple yes/no questions. [...] - written on 02. March 2020
For Borg Backup I wanted to defined environment variables without adding them to ~/.bash_history. In the man page I found HISTCONTROL. [...] - written on 05. January 2020
Yesterday I wanted to play Terraria again. To have the option for multiplayer later, I wanted to start directly on a dedicated server. [...] - written on 23. December 2019
When connecting a device to a PC which has a network interface configured to DHCP, you can find out the IP address with link-local. [...] - written on 30. May 2019
serverless.industries is just another blog from a Nerd about IT stuff. [...] - written on 01. May 2019