Re:Show HN: Learn to Code for Free
by lloeki on Wednesday November 23, 2016 @07:31AM
(#13022122)
From a higher vantage point, the ultimate reference still is from Descartes in Discourse on the Method of Rightly Conducting One's Reason and of Seeking Truth in the Sciences, esp. Part II
[0] https://en.m.wikipedia.org/wiki/Discourse_on_the_Method