If you install Homeassistant on Raspbian Buster using the step by step description at home-assistant.io, the web gui does not start. Your browser is hanging, and there is no good error message.
Sometimes you would like to fetch a file from one server, then put it onto another. There are many ways to solve this.
Quick one. If you need iperf on your ESXi server, you need to install an obscure, 3rd party package.
This post will quickly show how to set up an Ubuntu 18 in a virtual machine, install Docker and set up pgAdmin with a persistend volume.
This howto partly shows how to install pfSense, with the main focus on creating the boot USB stick.
The other day I caught a bug in one of my scripts, where I wanted to both act on the exit code of a command at the same time as I sent the output from it to a log file.
