While Model Trains

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

Legible SQL

Vicki Boykis

Some tips on how to write SQL queries that are legible to other humans.

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Are Pop Lyrics Getting More Repetitive?

Colin Morris

A fascinating visual essay that utilizes the Lempel-Ziv algorithm (which powers GIFs, PNGs, and most archive formats) to analyze if pop songs are becoming more repetitive.

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Writing Robust Tests for Data & Machine Learning Pipelines

Eugene Yan

An in-depth analysis of why certain types of tests break more frequently than others, along with suggestions for creating more robust pipeline tests.

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