Wednesday, September 22, 2021
debian 11 upgrade

How to upgrade from Debian 10 to Debian 11 Bullseye

In this article, I will detail how to upgrade from the last Debian 10 release to Bullseye 11. The process itself is not complicated,...
pxoxmox7

Upgrade Proxmox 6 to Proxmox 7

On July 6, 2021, the popular Proxmox Virtual Environment 7.0 (Proxmox VE 7) virtualization management system was released. I decided, without delay, to upgrade...
pzem-016-rs485-usb

Connect PZEM-016 Energy Meter (ModBus) to Home Assistant – part 2 (directly via RS485...

In the first part, we described how to connect PZEM-016 ModBus energy monitor using RS485 to TTL converter and Wemos D1 mini board using...
pzem-016-rs485-ttl-esp8266-d1-mini

Connect PZEM-016 Energy Meter (ModBus) to Home Assistant – part 1 (via RS485 to...

There are several ways to connect PZEM-016 energy meter (RS485 ModBus output). I will cover each of them.The first way to connect - using...

DokuWiki on a USB Stick in 2021

If you want to run DokuWiki from a portable device like an USB stick on any Windows computer without installing anything on the computer...

How to backup and restore MySQL and MariaDB databases

MySQL and MariaDB are the most popular database systems that use the SQL language. It's important to take a quick backup before making some...
docker-cheat-sheet

Docker Cheat Sheet

I love Docker, containers, orchestration and distributed systems and here is my cheat sheet: Installation Linux curl -sSL https://get.docker.com/ | shMac Use this link to download the dmg. https://download.docker.com/mac/stable/Docker.dmgWindows Use...
debian-10-sudo

How to Install Sudo and Create a Debian 10 Sudo User

Depending on how you installed Debian 10 Buster, sudo may not have been installed by default. This is normal, actually. So first you have...
proxmox-qemu-guest-agent

Resolving No Qemu Guest Agent error in Proxmox VE

The qemu-guest-agent is a helper daemon, which is installed in the guest. It is used to exchange information between the host and guest, and...
linux-mount-usb-drive

How to Mount an External USB Drive in Debian 10 Linux

If the option to automatically mount USB devices has been disabled, or if the device has been unmounted, you can manually mount it by...

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