Sep 17, 20268 min read
Unit Tests vs. Integration Tests vs. E2E: What Actually Matters (And What's Cargo Cult)
You write unit tests. They pass. You write integration tests. They pass. You ship to production. It ...
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Code
Programming tutorials, tips, and best practices
7 articles
💻 codeSep 12, 20269 min read
Why Your Microservices Are Just a Distributed Monolith (And That's the Problem)
You broke your monolith into microservices to decouple. But you just moved the coupling to the netwo...
💻 codeAug 24, 202611 min read
How Frameworks Hide Timing Bugs Until Production: Why React, Angular, and Vue Make You Blind to Performance
Frameworks abstract away the rendering pipeline. You write code. It works locally. In production, wi...
💻 codeApr 27, 20267 min read
Why Design Patterns Fail in Production: The Textbook Lies
Design patterns solve abstract problems in abstract ways. But production code is not abstract. It is...
💻 codeApr 27, 20268 min read
The Singleton Trap: Why Global State Destroys Everything (And Why You Keep Using It)
The Singleton pattern seems simple. One instance. Globally accessible. No coupling between component...
💻 codeApr 4, 202613 min read
Seven Design Patterns That Will Make Your Code Make Sense to Other People
Not every problem needs a pattern. But some problems keep showing up dressed in different clothes. T...
💻 codeMar 16, 20269 min read
AI Agents Are Writing Your Code Now. The Real Skill Is Reviewing It.
42% of committed code is AI-assisted. 96% of developers don't fully trust it. And less than half che...