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siftwise v0.3: riskiest tests first, time budgets, Jest and Java selection, and live dogfooding numbers

siftwise v0.3: riskiest tests first, time budgets, Jest and Java selection, and live dogfooding numbers

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15 min read
I got tired of breaking my LLM app with "one small prompt change", so I built a 450-line eval harness

I got tired of breaking my LLM app with "one small prompt change", so I built a 450-line eval harness

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2 min read
A Stock Lookup Should Not Inherit a SKU From Object.prototype

A Stock Lookup Should Not Inherit a SKU From Object.prototype

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3 min read
I Need Testers

I Need Testers

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1 min read
How Old Are You, Exactly? The Month-End Rule Behind a Correct Age Calculator

How Old Are You, Exactly? The Month-End Rule Behind a Correct Age Calculator

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6 min read
How AI is changing software testing, and where load testing fits

How AI is changing software testing, and where load testing fits

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11 min read
Debugging Code Nobody Remembers Writing

Debugging Code Nobody Remembers Writing

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3 min read
Prefer fixture JSON over “sample data” comments when prompting UI agents

Prefer fixture JSON over “sample data” comments when prompting UI agents

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3 min read
Build a UTF-8 Note Preview Without Cutting Through a Code Point

Build a UTF-8 Note Preview Without Cutting Through a Code Point

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3 min read
Don't eyeball AI-generated product images. Test the text like CI.

Don't eyeball AI-generated product images. Test the text like CI.

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4 min read
What Is a Staging Environment? A Plain Guide for Founders

What Is a Staging Environment? A Plain Guide for Founders

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6 min read
Time zones are the bug: a price feed that is wrong at midnight

Time zones are the bug: a price feed that is wrong at midnight

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4 min read
How to test JSON extraction prompts: parse, shape, and value checks

How to test JSON extraction prompts: parse, shape, and value checks

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10 min read
An empty billing search needs a query receipt

An empty billing search needs a query receipt

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4 min read
Require the agent to leave existing test IDs alone unless the test changes in the same PR

Require the agent to leave existing test IDs alone unless the test changes in the same PR

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3 min read
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