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A/B testing on w3bs.org, and OpenABTest 0.2

A/B testing on w3bs.org, and OpenABTest 0.2

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2 min read
US Address Form Test Cases: 30 Checks for QA (With Sample Data)

US Address Form Test Cases: 30 Checks for QA (With Sample Data)

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7 min read
US Address Test Data for Checkout Forms: A Practical QA Checklist

US Address Test Data for Checkout Forms: A Practical QA Checklist

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6 min read
Salesforce Apex Testing: 7 Best Practices for Reliable Deployments

Salesforce Apex Testing: 7 Best Practices for Reliable Deployments

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4 min read
A 10-Domain Security Review Checklist for AI Agents

A 10-Domain Security Review Checklist for AI Agents

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4 min read
Every test was green. Then I deployed it.

Every test was green. Then I deployed it.

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4 min read
The Retry That Fired After the Stream Ended

The Retry That Fired After the Stream Ended

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5 min read
I checked 69 hand-written lastmod dates against git. All 69 agree, and nothing in the repo enforces that.

I checked 69 hand-written lastmod dates against git. All 69 agree, and nothing in the repo enforces that.

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4 min read
A Green Pipeline That Ran Three of Five Shards Is Not Green

A Green Pipeline That Ran Three of Five Shards Is Not Green

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6 min read
Four Myths About Free Model Endpoints, and the Four-Check Probe That Broke Them

Four Myths About Free Model Endpoints, and the Four-Check Probe That Broke Them

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5 min read
I audited our site for a punctuation rule twice, and both times I searched for the wrong character

I audited our site for a punctuation rule twice, and both times I searched for the wrong character

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6 min read
Case Study: A Record/Replay Cassette That Makes an AI Agent Test Deterministic

Case Study: A Record/Replay Cassette That Makes an AI Agent Test Deterministic

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6 min read
The Stop List for Free Inference and Free Hosts

The Stop List for Free Inference and Free Hosts

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6 min read
48-Hour Field Notes: Cutting a CI Log Down to the Failing Predicate

48-Hour Field Notes: Cutting a CI Log Down to the Failing Predicate

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7 min read
Swap the Model, Not the Guarantees: A Fail-Closed Drill for Free-Tier Endpoints

Swap the Model, Not the Guarantees: A Fail-Closed Drill for Free-Tier Endpoints

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5 min read
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