s Blog

Turning a PC on and off using an ESP8266

In this post I’ll show how you can control the power state of your computer remotely using an ESP8266.

Setting up an encrypted MQTT server on Debian/Ubuntu using mosquitto.

MQTT is a messaging protocol intended for smaller applications (in “footprint”, not necessarily scale) which is available since 1999 but is currently receiving a lot of attention since the rise of the internet of things and the need to send small messages as simply as possible. In this tutorial I will show how to install a mosquitto server on Debian/Ubuntu based systems.

Building Apps for ODROID-GO using ESP-IDF

In this post I’ll describe how to write your own programs for the ODROID GO, a handheld gaming console featuring an ESP32.

Automagic Minecraft Server Backups With Map Renderings Using GitLab CI and GitLab Pages

I recently set up a Minecraft server again, I usually do this by simply running the downloaded .jar file in a screen session. This time though, I did it a little bit better. In this post I’ll describe what I consider to be the perfect setup.

How to build a WiFi controlled Maneki-Neko using an ESP8266

In this post I’ll show how I added WiFi remote control capability to a golden beckoning cat I’ve bought.

How to monitor dedicated servers (IMHO)

I have been playing with monitoring applications and servers for a while now and especially like Prometheus and Grafana.

In this post I’ll explain how I monitor my servers.

Virtual Box Command Line Cheat Sheet

Here are a few VirtualBox command line snippets I’ve collected.

lrkFM - Awesome, archive capable file manager for Android

About a year ago, I started a new Android project. It’s called lrkFM and its original goal was to be a simple file manager for Android. I started the project together with @nsueper as part of a challenge:

He was to write a file manager using React Native and I would use Java. Then we would see who could reach the 1.0 milestone first.