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A 200 response and a broken page: what screenshot monitoring taught me

A 200 response and a broken page: what screenshot monitoring taught me

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3 min read
Your Public Beta Needs a Bug Report a Stranger Can Reproduce

Your Public Beta Needs a Bug Report a Stranger Can Reproduce

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6 min read
Privacy Budgets for Test Email in Web Apps

Privacy Budgets for Test Email in Web Apps

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5 min read
Stop Blaming the Model: A Failure-Taxonomy Probe for Agent Runs on Free Tiers

Stop Blaming the Model: A Failure-Taxonomy Probe for Agent Runs on Free Tiers

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5 min read
I let Stripe grade my tests: building a billing simulator where no expected value comes from my own code

I let Stripe grade my tests: building a billing simulator where no expected value comes from my own code

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6 min read
What Claude Code memory really loads at start

What Claude Code memory really loads at start

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1 min read
Make a Flaky Test Fail on Demand Before You Hand It to Your Coding Agent

Make a Flaky Test Fail on Demand Before You Hand It to Your Coding Agent

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9 min read
Test Whether a User Correction Survives the Next AI Step

Test Whether a User Correction Survives the Next AI Step

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2 min read
Amazon Bedrock AgentCore's Nine-Stage Eval Framework: How AWS Catches Silent Agent Quality Regressions Before Production

Amazon Bedrock AgentCore's Nine-Stage Eval Framework: How AWS Catches Silent Agent Quality Regressions Before Production

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6 min read
A Skipped Test Is a Withdrawal: Make Agent Patches Deposit a Property Before You Freeze a Flake

A Skipped Test Is a Withdrawal: Make Agent Patches Deposit a Property Before You Freeze a Flake

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6 min read
Five Myths About Retrying an LLM Call, and the Fault-Injection Drill That Tests Them

Five Myths About Retrying an LLM Call, and the Fault-Injection Drill That Tests Them

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5 min read
Teste de Caixa Branca

Teste de Caixa Branca

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2 min read
AI SDLC - Behaviour Validation

AI SDLC - Behaviour Validation

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4 min read
How do you test code that drives an AI coding agent?

How do you test code that drives an AI coding agent?

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1 min read
Regional Recovery of Shared Realtime Kanban State (Under Client Distrust)

Regional Recovery of Shared Realtime Kanban State (Under Client Distrust)

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7 min read
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