[rtehfm]

Yeah I found this via HN a couple years ago. This along with the following links will help anyone getting into sysadmin work:

https://github.com/jlevy/the-art-of-command-line | https://www.bento.io/grid | https://www.sqlteaching.com/

[nisa]

https://nixsrv.com/llthw is the real deal (IMHO).

[rtehfm]

Bookmarked! I know a few getting into linux that could take advantage of this.