holes
No strong matches for “holes”. Here are the closest videos.
1:28:31Telescope Building with John Dobson
1.7M views • 11 years ago
Dobson Astro-Initiatives
A roughly 90-minute film of John Dobson building a Dobsonian telescope step by step, including hand-grinding the mirror.
Topic match · Cosmology & astrophysics
11:32Depth-first search in APL
11K views • 12 years ago
Dyalog
John Scholes builds a depth-first tree-search operator step by step in a Dyalog APL session. It covers higher-order functions and runs the search on the N-Queens problem.