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Every test passed and the level was unwinnable

Every test passed and the level was unwinnable

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6 min read
Invariant checks: the comment is the check you never wrote.

Invariant checks: the comment is the check you never wrote.

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10 min read
Auditing Agent Patches: Property Checks, Fixture Locks, and Expiring Flaky Freezes

Auditing Agent Patches: Property Checks, Fixture Locks, and Expiring Flaky Freezes

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Comments 1
4 min read
My board never scored an outage as a regression. My evidence couldn't prove it.

My board never scored an outage as a regression. My evidence couldn't prove it.

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5 min read
Four checks that keep a small automation from creating a mess

Four checks that keep a small automation from creating a mess

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2 min read
2,300 Passing Tests and a CSV That Loaded One Row

2,300 Passing Tests and a CSV That Loaded One Row

1
Comments
6 min read
I removed every delete from my exactly-once guard. Then the bugs moved.

I removed every delete from my exactly-once guard. Then the bugs moved.

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7 min read
Run Vue Component Tests Where Vue Runs: The Browser

Run Vue Component Tests Where Vue Runs: The Browser

Comments 1
5 min read
Migration Diary: The Format Drift You Hit When Switching AI Providers (and the Test That Caught It)

Migration Diary: The Format Drift You Hit When Switching AI Providers (and the Test That Caught It)

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5 min read
Finding the Commit That Introduced a Laravel Bug with Pest and Git Bisect

Finding the Commit That Introduced a Laravel Bug with Pest and Git Bisect

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4 min read
Your Model Swapped Underneath You: A Zero-Budget Tripwire for Silent LLM Regressions

Your Model Swapped Underneath You: A Zero-Budget Tripwire for Silent LLM Regressions

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5 min read
A Green Suite Can Still Lie: Mutation-Test Your Fixtures Before You Trust an Agent Patch

A Green Suite Can Still Lie: Mutation-Test Your Fixtures Before You Trust an Agent Patch

Comments
4 min read
I Freaking Love Breaking My Own Software

I Freaking Love Breaking My Own Software

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Comments 1
3 min read
Feed Your Worst Test to a Free Model

Feed Your Worst Test to a Free Model

Comments
3 min read
"I don't know" is a state your UI probably doesn't have

"I don't know" is a state your UI probably doesn't have

1
Comments
6 min read
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