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A Hands-On Guide to kalbee: Your First Kalman Filter (and Beyond)
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A Hands-On Guide to kalbee: Your First Kalman Filter (and Beyond)

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5 min read
Zero Is Not a Score

Zero Is Not a Score

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4 min read
Cx Dev Log — 2026-07-18

Cx Dev Log — 2026-07-18

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3 min read
Building Resilient Real-Time Systems: WebSockets, Redis, and Strategies for High Availability

Building Resilient Real-Time Systems: WebSockets, Redis, and Strategies for High Availability

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5 min read
It Can Die in Its Sleep — Self-Healing launchd Jobs with Multi-Slot Firing and a Done-Marker

It Can Die in Its Sleep — Self-Healing launchd Jobs with Multi-Slot Firing and a Done-Marker

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7 min read
Write Your Exceptions Down

Write Your Exceptions Down

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4 min read
Is your agent's grep tool a shell command?

Is your agent's grep tool a shell command?

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3 min read
Testing Keycloak SPIs with Testcontainers — the part every tutorial skips

Testing Keycloak SPIs with Testcontainers — the part every tutorial skips

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3 min read
Your Keycloak roles aren't working in Spring Security. Here's the actual reason.

Your Keycloak roles aren't working in Spring Security. Here's the actual reason.

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3 min read
Build a Pear Protocol DeFi trading agent with MCP

Build a Pear Protocol DeFi trading agent with MCP

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3 min read
Inter-Rater Agreement and Cohen's Kappa: When Your Labels Are Opinions

Inter-Rater Agreement and Cohen's Kappa: When Your Labels Are Opinions

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7 min read
I Built What I Benchmark. Here's How I Try Not to Cheat.

I Built What I Benchmark. Here's How I Try Not to Cheat.

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8 min read
Goodhart's Law in Benchmarking: When the Metric Becomes the Target

Goodhart's Law in Benchmarking: When the Metric Becomes the Target

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7 min read
I Maintain 23 Benchmark Suites Across My Own Packages. Only 1 of the Serverless Ones Has Real Numbers Yet.

I Maintain 23 Benchmark Suites Across My Own Packages. Only 1 of the Serverless Ones Has Real Numbers Yet.

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8 min read
Bias in Measurement: The Silent Failure Mode in Benchmark Design

Bias in Measurement: The Silent Failure Mode in Benchmark Design

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7 min read
The Base Rate Problem: Why 95% Precision Means Nothing Without Context

The Base Rate Problem: Why 95% Precision Means Nothing Without Context

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7 min read
Who Owns the Row

Who Owns the Row

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4 min read
Who Fixes Broken Lovable and Bolt Apps? Your Real Options Compared

Who Fixes Broken Lovable and Bolt Apps? Your Real Options Compared

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5 min read
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