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Data and AI, clearly explained. Weekly diagrams and career notes for practitioners.

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Substack
PricingFreemiumPublishesTwice weekly
Issues110Founded3 years agoLast Issue10 days ago
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Latest Issues

Your best post is not doing what you think

Two months ago my LinkedIn inbox filled up. People I hadn’t spoken to in years, writing to tell me they’d seen the map everywhere.

It was a map of Spain. Every block, 0.1% of the population.

The follower count moved too. From the outside,...

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How to Actually Get Started with LLMs

LLMs are moving faster than your backlog.

Feeling behind? You’re not.
Today’s issue compresses the essentials (what matters, what doesn’t) into a buildable path.

Minimal theory, maximum leverage.

Following my Transformers cheat she...

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You skipped SQL. The job didn't.

Forty years old and still the last thing standing.

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The interview stack. The work stack. Two different jobs.

Two lists. Almost no overlap.

A friend of mine finished her data science bootcamp last October.

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The SQL habit that separates juniors from seniors

One SQL keyword turns tangled queries into readable, reusable code. Here's the four-panel CTE cheatsheet that shows you how.

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  • Josep Ferrer

    Outstand using data -- Data Science, Design and Tech Tech Writer @KDnuggets @DataCamp \ud83d\udc49\ud83c\udffbInquiries in [email protected]

  • Cornellius Yudha Wijaya

    Sharing Data Knowledge to improve your values

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