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Signadot's Kafka routing-key trick: one broker, many parallel tests

Signadot's Kafka routing-key trick: one broker, many parallel tests

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3 min read
The Five Laws of Durable Systems

The Five Laws of Durable Systems

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5 min read
You're Not Comparing Models. You're Comparing Contracts.

You're Not Comparing Models. You're Comparing Contracts.

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6 min read
Navigation Is a Commit Marker: Handling Partial Success in Blazor

Navigation Is a Commit Marker: Handling Partial Success in Blazor

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4 min read
probatum — your tests pass. does it actually boot?

probatum — your tests pass. does it actually boot?

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5 min read
Day 62: Write the Post That Proves You Understand Your First Anchor Program ⚓✍️

Day 62: Write the Post That Proves You Understand Your First Anchor Program ⚓✍️

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5 min read
AI Writes Your API Tests Now. Here's the Bug It Introduces.

AI Writes Your API Tests Now. Here's the Bug It Introduces.

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4 min read
A Browser Click Is Not Proof: Verifying That Web Apps Actually Work

A Browser Click Is Not Proof: Verifying That Web Apps Actually Work

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3 min read
A 200 From the Wrong System: How Two Pages Stayed Invisible for 17 Days

A 200 From the Wrong System: How Two Pages Stayed Invisible for 17 Days

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4 min read
Stop switching tabs to check coverage: Integrating Codecov into your AI agent's workflow

Stop switching tabs to check coverage: Integrating Codecov into your AI agent's workflow

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4 min read
I Replaced pytest-xdist With 60 Lines of subprocess.Popen. Here's Why.

I Replaced pytest-xdist With 60 Lines of subprocess.Popen. Here's Why.

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4 min read
Stress-testing my Multi-LLM engine: 93 chunks, 8 models, and one "Insufficient Balance" error.

Stress-testing my Multi-LLM engine: 93 chunks, 8 models, and one "Insufficient Balance" error.

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2 min read
When the Mock Is Right and the API Isn't Anymore

When the Mock Is Right and the API Isn't Anymore

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2 min read
Our LLM Judges Called Human Writing "AI-Flavored" 88% of the Time

Our LLM Judges Called Human Writing "AI-Flavored" 88% of the Time

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3 min read
The Test That Only Failed in CI, Never Locally

The Test That Only Failed in CI, Never Locally

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2 min read
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