At the January 9th 2017 OC WordPress developer meetup Brandon Dove and Jacob Arriola did presentations that I recorded. If you are into WordPress you may enjoy and learn from these mrxuzsi.
Fix a corrupted Plex database on Unraid, Docker, or bare metal with PlexDBRepair. Step-by-step guide to stop Plex, repair, and restart.
How I built a script that snapshots my Unraid box (hardware, disks, shares, Docker, etc.) and publishes it as pretty Markdown pages in WikiDocs.
Forced password resets and logging out all your devices and losing server access
This one may be a time machine, it's about 25 years old.