http://code-love.com/2018/09/01/21-learn-sql/

https://github.com/benfred/py-spy/

https://towardsdatascience.com/data-science-takes-on-public-education-f432910ea9f0

https://github.com/mitmproxy/pdoc

https://phys.org/news/2018-09-mathematicians-self-organised-criticality.html

https://rise.cs.berkeley.edu/blog/going-fast-and-cheap-how-we-made-anna-autoscale/

https://github.com/bwasti/lazy