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Rootknecht's Blog

2024

Onyx Boox Note Air 3 C vs Remarkable 2
·1123 words·6 mins
workflow my experience hardware
A comparison between the Onyx Boox Note Air 3 C and the Remarkable 2 reveals that both are highly capable E-ink note-taking devices, but they also differ in various aspects..
CAT S22 Flip as iPhone replacement in 2024
·1979 words·10 mins
workflow my experience hardware
I bought a 2019 (not so dumb) feature phone in the year 2024. Here is why I did so and if it could replace my Apple iPhone 15 Pro.
Passwordless Azure PostgreSQL with Terraform and connection via Container App
·1267 words·6 mins
devops azure database terraform
How to create an Azure PostgreSQL instance without public access and passwords using Terraform while ensuring security. Additionally, I will explain how to access this database from a container app using access tokens.

2023

How to not accidentally delete your data with rm
·598 words·3 mins
workflow linux shell
In this blog post, I want to illustrate technical and “organizational” strategies to prevent you from accidentally deleting your $HOME (guess who has achieved this medal 🙈).
Business Logic in Nginx
·449 words·3 mins
devops tools web
Nginx is a popular Web-server/-proxy that is often used to serve frontend applications within a Docker container. But did you know that you can also implement some (business) logic with Nginx? Here is how!
Hands-on Nomad
·1592 words·8 mins
devops tools cloud docker
I have been working with Kubernetes as a container orchestration tool for years. Although I think Kubernetes is a great tool if it solves the issues it was meant to solve it also comes with, at least one 😀, issue - Kubernetes is a complex tool to operate and to work with. In this post, I describe my first steps to get in touch with Nomad by HashiCorp, which promises to be less complex than Kubernetes.
Patching Binaries for NixOS
·543 words·3 mins
tools workflow nixos
In this blog post, I want to describe a workaround how to get downloaded binaries to work on NixOS.
NixOS as Container Host
·1347 words·7 mins
tools workflow nixos
My first experiment with NixOS was likely in October 2021 😄. Since then, I tried to get used to NixOS and/or Nix as a package manager alternative several times but with little success. In this post I want to illustrate how I finally found a purpose for NixOS and also how this allowed me to dodge its steep learning curve!
My plain text accounting workflow with hledger
·1084 words·6 mins
diy tools workflow shell
As you probably know, I am a big fan of the plain text file format. Whenever there is the possibility of a solution based upon plain text files, I’ll (likely) take it. In this post, I will explain how I follow this principle with my personal accounting workflow.

2022

Testing this webpage (Hurl+Hugo+Docker)
·680 words·4 mins
tools web devops
Recently, I stumbled over Hurl which is an exciting tool in my opinion. To play around with it, I created a sort of integration test for this homepage utilizing Hugo, Docker, GitHub actions, and Hurl.