Blog

Technical articles and how-tos

10 Jan 2025

TeddyCloud on a Public Server IP with LetsEncrypt

TonieBoxes are a great kind of toy for fathers of young children. It allows them to play music or audio books on their own, just by placing funny little figures on it. It's cute, cuddly, extremely intuitive, and not that technically complex....

Docker

18 Jul 2022

Sync Zotero Library to Nextcloud

For my research, I'm using Zotero for bibliography management. It's free, it's great, and it fits perfectly for my needs. In this blog post, I show how to configure Zotero to synchronize your Zotero Library to Nextcloud. For some of the research...

Zotero

14 Jun 2021

GPG Agent for SSH Authentication (Update)

In my last post regarding the usage of GPG Agent for SSH Authentication (read here) I presented my first solution to replace the default OpenSSH Agent with GPG's SSH Agent support. With the update to Ubuntu 21.04 I had to reconfigure this, since...

GPG Ubuntu YubiKey

29 Jun 2020

Kubernetes Cluster on Hetzner Bare Metal Servers

If you want to run your own Kubernetes Cluster, you have plenty of possibilities: You can set up a single node cluster using minikube locally or on a remote machine. You can also set up a multi node cluster on VPS or using managed cloud providers...

Kubernetes Hetzner

2 Mar 2020

Maintenance of Long-Living Smart Contracts

Last week at the 7th Collaborative Workshop on Evolution and Maintenance of Long-Living Systems, together with Sven Peldszus, I presented a paper regarding the Maintenance of Long-Living Smart Contracts. Lohr, M., & Peldszus, S. (2020)....

Blockchain

29 Dec 2019

Gitlab on a Diskstation

Sometimes, regardless of the possibilities offered by "the cloud", you want to host important services yourself. For me as a software and DevOp engineer, this applies to my source code. For this reason, I host my GitLab instance myself. Since the...

Docker GitLab

18 Jul 2019

2nd IEE International Conference on Blockchain - Paper on Data Genuineness

Yesterday I attended the 2nd IEEE International Conference on Blockchain conference in Atlanta, Georgia. Besides many interesting and exciting lectures, I also presented my first paper there: https://mlohr.com/publications/ I would also like to...

Blockchain