The artist Lesti (not me) will give his first exhibition with the title Wer-nie-sah, der kann doch fühlen in Berlin Neukölln.
One more common tool that is fun to write and that I use pretty offen. A tool that converts timestamp to date.
This is just a shameless translation of the german post Raspberry Pi: USB-Stick und USB-Festplatte einbinden from Jan Karres. Jan is also mounting ntfs and fat drives, but I just need ext4 so we will skip his first step. I have also changed some small other things.
The default user on a fresh Raspbian is pi with the password raspberry. To feel a little bit more save I would like to delete the user pi and change the default root user password.
When downloading a virtual machine at https://dev.windows.com/en-us/microsoft-edge/tools/vms/ I'm always getting a Unknown network error from my browser, in this case chromium. But I had the same experience with iceweasel.
This post will contain a list of common unix commands for user management that I didn't use that often, but that are pretty common for others. And just to prevent me from searching again in the web I will collect them here for myself.