chess openings

https://www.dwheeler.com/chess-openings/

georoadbook (a link i keep forgetting)

http://georoadbook.vaguelibre.net/

Transcribe! by SeventhString - amazing karaoke mode / filtering modes for audio

https://www.seventhstring.com/xscribe/overview.html

creating Drum tabs and midi files - DrumBurp and LilyPond

Creating drum tabs, midi files and a note transcript
https://en.wikipedia.org/wiki/Drum_tablature

DrumBurp
http://whatang.org/

With LilyPond, to export it to a nice Staff transcript
http://lilypond.org/

code newbie dyi sites

links from the podcast (code newbie) i listened to during my morning commute: http://www.codenewbie.org/podcast/100-days-of-code

https://teamtreehouse.com/
https://www.codewars.com/
https://www.freecodecamp.com/
https://www.codecademy.com/