How to switch from “docker-compose” to “docker compose”

The CLI API for docker compose has changed recently. It used to be a single-word command with the two words separated by a hyphen. Since docker compose became available as a docker plugin, you could also run it by calling the docker command followed by the word compose. You might run into issues if you […]

How To Set Up A DNS For Wireguard

In this post I explain how to set up a DNS server that you can use inside your Wireguard VPN network. My main Wireguard node is an Ubuntu Server 22.04 machine and I choose to use bind9 as my DNS server. You can find a description of my Wireguard setup here. Installing and configuring bind9 […]

The Raspberry Pi Zero 2 made to work as a Zigbee hub

How To Make Your Own Zigbee Hub

The Zigbee standard Zigbee is a low-power wireless mesh network standard targeted at battery-powered devices in wireless control and monitoring applications. Zigbee delivers low-latency communication. Zigbee chips are typically integrated with radios and with microcontrollers.  Wikipedia I first learned about Zigbee when I decided to make my apartment in Zagreb smart. After an initial consultation with a professional […]

A Raspberry PI cluster tower with attached HDDs and network cavbles.

How To Make Your Own Raspberry Pi Data Center

Introduction This is the first part of series that describes how to set up your home data center using Raspberry Pi. In this post I will cover the list of equipment and software we will need. In addition, I will estimate the total fixed and monthly cost of the project. Finally, I will outline the […]