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I'm Building an Open-Source MMORPG with Rust & Python — Join the Project

I'm Building an Open-Source MMORPG with Rust & Python — Join the Project

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3 min read
RAG security: the retrieved document is now your attack surface

RAG security: the retrieved document is now your attack surface

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3 min read
Why I Moved My Agent Knowledge Base Off Local Markdown

Why I Moved My Agent Knowledge Base Off Local Markdown

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5 min read
Paginating hybrid search on Postgres, and why the obvious fix is worse

Paginating hybrid search on Postgres, and why the obvious fix is worse

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4 min read
CDC with Sling: When Log-Based Works and When Query-Based Is Enough

CDC with Sling: When Log-Based Works and When Query-Based Is Enough

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8 min read
What I Learned Partitioning a Billion-Row Table in Production

What I Learned Partitioning a Billion-Row Table in Production

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6 min read
PostgreSQL INCLUDE indexes: what problem are they trying to solve?

PostgreSQL INCLUDE indexes: what problem are they trying to solve?

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10 min read
SQLite FTS5 vs Whoosh: when to reach for a pure-Python search library

SQLite FTS5 vs Whoosh: when to reach for a pure-Python search library

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3 min read
The seed-script tax: how I generate realistic test data for Postgres, Playwright and mock APIs

The seed-script tax: how I generate realistic test data for Postgres, Playwright and mock APIs

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6 min read
Subquery vs CTE in SQL: Same Logic, One You Can Check

Subquery vs CTE in SQL: Same Logic, One You Can Check

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14 min read
How to Reconcile Two Tables in SQL When the Row Counts Match

How to Reconcile Two Tables in SQL When the Row Counts Match

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14 min read
Running Total in SQL: The Window Frame That Decides the Answer

Running Total in SQL: The Window Frame That Decides the Answer

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14 min read
Temp Table vs View in SQL: A Saved Answer or a Saved Question

Temp Table vs View in SQL: A Saved Answer or a Saved Question

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13 min read
A Schema Migration Is Surgery, Not a Deploy

A Schema Migration Is Surgery, Not a Deploy

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2 min read
MongoDB `Authentication failed`: You're Authenticating Against the Wrong Database

MongoDB `Authentication failed`: You're Authenticating Against the Wrong Database

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6 min read
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