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A reader calibrated the guard's threshold. The next reader found the heartbeat's blind spot.

A reader calibrated the guard's threshold. The next reader found the heartbeat's blind spot.

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4 min read
Four pull requests, four full suites, one answer

Four pull requests, four full suites, one answer

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26 min read
How I Used an Uncensored Local LLM for Adversarial QA on My macOS App

How I Used an Uncensored Local LLM for Adversarial QA on My macOS App

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5 min read
Why 100% Line Coverage is Lying to You in AI-Generated Code (And How We Catch It)

Why 100% Line Coverage is Lying to You in AI-Generated Code (And How We Catch It)

Comments 4
4 min read
We ran 160 agent tasks across two frameworks. The frameworks tied. Then we changed the model.

We ran 160 agent tasks across two frameworks. The frameworks tied. Then we changed the model.

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4 min read
A fault model is not a flag

A fault model is not a flag

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7 min read
I built CI for prompts, and the first bug was in the tests

I built CI for prompts, and the first bug was in the tests

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3 min read
The AI Wrote the Diff. The Tests Wrote the Verdict.

The AI Wrote the Diff. The Tests Wrote the Verdict.

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4 min read
Shadow-test a new AI email agent on live threads with Nylas

Shadow-test a new AI email agent on live threads with Nylas

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7 min read
My scanner reported honest coverage every day, and it was the same coverage every day

My scanner reported honest coverage every day, and it was the same coverage every day

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7 min read
I generated 25 file formats at exact byte sizes. Here's every way it broke.

I generated 25 file formats at exact byte sizes. Here's every way it broke.

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4 min read
I open-sourced part of my app, got scared, and fuzzed it before anyone else could

I open-sourced part of my app, got scared, and fuzzed it before anyone else could

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6 min read
Properties First, Fixtures Second, Flakes Never: A Test Contract for Agent Patches

Properties First, Fixtures Second, Flakes Never: A Test Contract for Agent Patches

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5 min read
Prompt Drift Is a Quiet Deployment Bug: A Nightly Check That Costs Nothing

Prompt Drift Is a Quiet Deployment Bug: A Nightly Check That Costs Nothing

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4 min read
Your AI Reviewer Needs a Baseline: A Zero-Cost Patch Audit Loop

Your AI Reviewer Needs a Baseline: A Zero-Cost Patch Audit Loop

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5 min read
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