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Why is my XML valid but still rejected?

Why is my XML valid but still rejected?

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7 min read
An AI Agent Wants to Disable an Account. What Should the Rails App Do Next?

An AI Agent Wants to Disable an Account. What Should the Rails App Do Next?

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8 min read
Why we built OpenKit, and why we stopped

Why we built OpenKit, and why we stopped

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5 min read
Shortest Job First (SJF): The CPU Scheduling Algorithm Every Software Engineer Should Understand

Shortest Job First (SJF): The CPU Scheduling Algorithm Every Software Engineer Should Understand

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9 min read
send() returned true. The email never arrived. Following one email from your app to the inbox

send() returned true. The email never arrived. Following one email from your app to the inbox

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1 min read
Correctness is not a feature

Correctness is not a feature

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3 min read
Your agent’s approval button needs a receipt.

Your agent’s approval button needs a receipt.

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6 min read
Ten years of building: the patterns that keep repeating

Ten years of building: the patterns that keep repeating

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3 min read
The First Seam

The First Seam

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9 min read
API Versioning: How to Evolve Your API Without Breaking Existing Clients

API Versioning: How to Evolve Your API Without Breaking Existing Clients

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1 min read
THE 24 - HOUR ACCOUNT RULE IN TECH

THE 24 - HOUR ACCOUNT RULE IN TECH

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1 min read
Java Date Formatting Bug: YYYY vs yyyy Explained

Java Date Formatting Bug: YYYY vs yyyy Explained

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3 min read
Treat a Hermes Skill Merge as a Deployment Change

Treat a Hermes Skill Merge as a Deployment Change

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3 min read
Our Redis cache was serving prices from 3 Hours ago. The invalidation strategy that looked correct on paper

Our Redis cache was serving prices from 3 Hours ago. The invalidation strategy that looked correct on paper

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3 min read
Models Will Keep Changing. Your Engineering Context Should Stay.

Models Will Keep Changing. Your Engineering Context Should Stay.

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9 min read
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