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Complexity of FreeBSD VFS using ZFS as an example

The best Postgres feature you're not using – CTEs aka WITH clauses

SQL by default isn’t typically friendly to dive into, and especially so if you’re reading someone else’s already created queries. For some reason most people throw out principles we follow in other languages such as commenting and composability just for SQL. I was recently reminded of a key feature in Postgres that…

Introducing R to a non-programmer in one hour

K-means Clustering 86 Single Malt Scotch Whiskies