While Model Trains

Read data blog posts.
Carefully handpicked.
Presented 3 at a time.

Why is machine learning 'hard'?

S. Zayd Enam

"The difficulty is that machine learning is a fundamentally hard debugging problem. Debugging for machine learning happens in two cases: 1) your algorithm doesn't work or 2) your algorithm doesn't work well enough."

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Optimizing Slow SQL Queries

Miguel Grinberg

How to fix the most common database performance problems, which are caused by improper indexing, along with examples for Postgres, MySQL, and SQLite.

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In search of the least viewed article on Wikipedia

Colin Morris

"Prize for least popular article of 2021 is shared by two articles which received exactly 3 probably-human pageviews."

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