Tomorrow's Devs Blog

How to update Sonoff ZBDongle-E firmware

When setting up your home automation system, one of the most popular devices to connect all your sensors is the Sonoff ZBDongle-E. It is commonly used with Zigbee2MQTT and Home Assistant. The first step you should take after purchasing one is to update the firmware, or in other words, flash

Diagram as code - introduction

Since my homelab is expanding, I came up with the idea that maybe it is time to start documenting the solutions I am building so that I do not have to keep everything in my head. I’m terrible at drawing, so discovering Diagram as Code was a the perfect

How to create Linux Containers in Proxmox

In today's article, I will guide you through setting up a Linux container. What Is a Linux Container (LXC)?  In simple terms, each Linux container is an extremely lightweight virtualization solution. Each container acts as a full-fledged operating system - just like in a VM - but with

How to backup MySQL database

I was looking for a solution to back up my MySQL database in a automatic manner. I found that the easiest solution would be to utilize mysqldump which would be run by a cron job. I had a few struggles making that work, so today in this short article, I

How to resize Ubuntu disk hosted on Proxmox

It turned out, that while creating a VM template in Proxmox 10G of storage is not enough if you want Ubuntu server and some apps running on Docker. I learned this the hard way 😄. I found extending disk space in the VM quite challenging, here's how to do

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