https://towardsdatascience.com/the-simple-yet-practical-data-cleaning-codes-ad27c4ce0a38

https://rockset.com/blog/real-time-analytics-using-sql-on-streaming-data-kafka-rockset/

https://github.com/justusschock/delira

http://www.alpha-epsilon.de/cca175/2017/09/13/filter-aggregate-join-rank-and-sort-datasets-spark-python/

https://medium.com/@dimitritheoharatos/a-primer-on-a-b-testing-part-1-the-central-limit-theorem-fdd01154e86c

https://www.cbronline.com/news/homomorphic-encryption-microsoft

https://www.bloomberg.com/news/articles/2019-01-24/google-urged-the-u-s-to-limit-protection-for-activist-workers