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When to kill v1

When to kill v1

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4 min read
I scanned Plane (50k stars) for bugs. Found 32. Zero false positives.

I scanned Plane (50k stars) for bugs. Found 32. Zero false positives.

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3 min read
LeetCode Solution: 3. Longest Substring Without Repeating Characters

LeetCode Solution: 3. Longest Substring Without Repeating Characters

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6 min read
LeetCode Solution: 2. Add Two Numbers

LeetCode Solution: 2. Add Two Numbers

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6 min read
LeetCode Solution: 1. Two Sum

LeetCode Solution: 1. Two Sum

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6 min read
LeetCode Solution: 17. Letter Combinations of a Phone Number

LeetCode Solution: 17. Letter Combinations of a Phone Number

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6 min read
How I Stopped Writing Error Handling in Every Route (Express Error Middleware)

How I Stopped Writing Error Handling in Every Route (Express Error Middleware)

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3 min read
A 1972 Paper Predicted the AI Coding Crisis. Nobody Listened.

A 1972 Paper Predicted the AI Coding Crisis. Nobody Listened.

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14 min read
AI Wrote the Code in 30 Seconds. I Spent 5 Hours Debugging It.

AI Wrote the Code in 30 Seconds. I Spent 5 Hours Debugging It.

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5 min read
The Claude Code cost formula: why the same session can cost 10x more tomorrow

The Claude Code cost formula: why the same session can cost 10x more tomorrow

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6 min read
Generate PDF invoices in React with a live preview

Generate PDF invoices in React with a live preview

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11 min read
I ran a single Claude Code session for 1,270 turns. It cost $1,278. Here's the breakdown.

I ran a single Claude Code session for 1,270 turns. It cost $1,278. Here's the breakdown.

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6 min read
I Built a Global Location Data API with 12M+ Cities — Here's How

I Built a Global Location Data API with 12M+ Cities — Here's How

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3 min read
Bot-green on first push.

Bot-green on first push.

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5 min read
I went viral. Then a troll hit my NestJS API 27,000 times. Here is how I survived.

I went viral. Then a troll hit my NestJS API 27,000 times. Here is how I survived.

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3 min read
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