Mailcow Dockerized

If you’re looking for a nice and simple mail server and you’ve got some experience with Linux I can highly recommend  Mailcow Dockerized. Personally I’ve

A retro endeavour

Growing up I spent alot of time on the Commodore 64 in the mid 80’s, and the Commodore Amiga 500 in the late 80’s. Unfortunately

O365 SMTP relay and TLS

You might be aware that TLS 1.0 and TLS 1.1 are deprecatedThis might raise SMTP issues like “Authentication failed because the remote party has closed

Force Windows feature .net 3.5 install

Occationally I come across Windows installations that refuse to activate the .net 3.5 feature. There could be various reasons preventing this, one could be WSUS.


If you need to restore multiple MS SQL DB’s from BAK files, this Community driven Powershell module does the trick (among a whole lot more..)

Automatic Virtual Machine Activation

As long as your Hyper-V underlying licensing is in place, this is a good approach to activate Microsoft virtual machines: A nice writeup on

Beep your way

I’ll give you a beep! First number sets the pitch, second the tone length [console]::beep(500,300) [console]::beep(2100,300) You can use it in a script to warn

Headless RPI

I picked up this nifty hack when setting up a new Raspberry Pi 4 without a monitor connected. In fact I’m just acting as a