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Altitude-Pressure Simulation Control: ISA Model Implementation and Chamber Management

Altitude-Pressure Simulation Control: ISA Model Implementation and Chamber Management

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1 min read
614 tests passing, one new rule: attack the argument, never the person

614 tests passing, one new rule: attack the argument, never the person

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3 min read
End-to-End Testing Beyond the Browser: Email Verification with Playwright

End-to-End Testing Beyond the Browser: Email Verification with Playwright

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3 min read
Why "I Can't Reproduce This" Is Still the Most Annoying Sentence in Software

Why "I Can't Reproduce This" Is Still the Most Annoying Sentence in Software

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2 min read
Why `vitest --changed` misses some tests (and how runtime coverage fixes it)

Why `vitest --changed` misses some tests (and how runtime coverage fixes it)

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4 min read
From QA to Component Architect: Why "Breaking" Your Code is the Secret to World-Class Design Systems

From QA to Component Architect: Why "Breaking" Your Code is the Secret to World-Class Design Systems

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5 min read
Six experiments on adversarial verification — and the 75% wall that didn't move

Six experiments on adversarial verification — and the 75% wall that didn't move

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6 min read
21 Practical Reads for Building More Reliable Frontend Test Suites

21 Practical Reads for Building More Reliable Frontend Test Suites

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8 min read
An alternative to LLM quality gates: deterministic routing + sampling

Six experiments on LLM-judge failures

An alternative to LLM quality gates: deterministic routing + sampling

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11 min read
Scoring AI Agents: Deterministic Metrics + an LLM Judge

Scoring AI Agents: Deterministic Metrics + an LLM Judge

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3 min read
The Browser Test Failed. Can You Actually Prove Why?

The Browser Test Failed. Can You Actually Prove Why?

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17 min read
Why setTimeout is Lying to Your Retry Logic

Why setTimeout is Lying to Your Retry Logic

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4 min read
We stopped writing eval cases by hand. Now every prod incident becomes one.

We stopped writing eval cases by hand. Now every prod incident becomes one.

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2 min read
5 Cookie Tricks for Debugging Auth Issues in Chrome (No More Creating Test Accounts)

5 Cookie Tricks for Debugging Auth Issues in Chrome (No More Creating Test Accounts)

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4 min read
A green test suite proves less than you think

A green test suite proves less than you think

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5 min read
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