I imagine this has been around for a long time, but I recently came across the Apple Human Interface Guidelines. There's also a ~28MB 400+ page PDF available. Surprisingly enough, I found the interface for the guide to be clunky, somewhat difficult to use, and really painful to try to read (probably due to text stretching to full screen ...

I hate looking this stuff up and I don't do it enough to remember so here goes: Logging in: mysql -u <username> -p list or show all databases: show databases; open or start using database: use <database name>; list or show all tables: show tables;