With the recent upmelting values of crypto currencies it can now be again very profitable to mine with your own GPU. One of the best options is mining of ETH, the cryptocurrency of the Ethereum network.

Back in 2017 I was using my own Linux machines which were at this…


NixOS can be used flawlessly on several servers from different providers. In this post I will go through the steps on how to spin up a NixOS Server at Netcup.de. I tested it with their smallest virtual server instance which has the following characteristics:

  • 1 CPU (Shared)
  • 2 GB of…

Nix gives us the opportunity to not only build our Haskell apps more easily, it can as well help to set up a deployment via Docker Images and Containers. …


In this post I would like to explain what I usually do to register a group runner. It is a very easy task, if you know the commands and the steps.

Let’s examine the scenario first: We have different projects on GitLab in one group (for me, this group is…


If you have bought the Matebook X (which comes with the Windows OS) and you maybe plan to install Linux, you will ask yourself how to do this. In this blog post you will learn how to enter the BIOS and the boot menu.

I have been through this installation…


Recently I was replacing a module of our company page. I changed a lot of things below regarding content management. Besides this all other modules remained the same. To split things up in a more clear way, I decided to move the new module (CMS) to an own repository. …


Haskell build times are often mentioned as one downside of Haskell based projects. As well, if you want real reproducible builds, compiling GHC and dependencies can often lead to CI pipelines running for hours.

What does this mean for the developer? Well, imagine the following scenario: You created a great…

Alexej Bondarenko

Software Engineer

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