https://www.tweag.io/posts/2019-02-28-jupyter-with.html

https://www.gamesindustry.biz/articles/2019-02-25-activisions-bobby-kotick-and-eas-andrew-wilson-among-most-overpaid-ceos-in-us

https://medium.com/@gajus/lessons-learned-scaling-postgresql-database-to-1-2bn-records-month-edc5449b3067

http://blog.felipe.rs/2019/01/29/demystifying-join-algorithms/

https://dev.to/wemake-services/1-minute-guide-to-real-constants-in-python-2bpk

https://realpython.com/python-for-loop/

https://engineering.hexacta.com/testing-pandas-b65c0ea8a28e