There are some notes taken when learning some series of short online videos,
such as, mathematics, music, software like PS and so on. (Hope this can be a "a skill a week" project)
When there are enough files which can be organised as a system, they will be moved to a new repository.
PS
Calculus
Music Notation
Sketch
Power Jazz
Colaboratory
Beginning of music theory/Doyoudo <2018/02/11> London.
Linear Algebra/3blue1brown <2018/02/19> London.
Hatafuda Rule <2018/02/25> London.
Curvature <2018/03/01> London.