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TypeScript

Optional static type-checking for JavaScript.

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The rounding bug that almost shipped in a payroll calculator

The rounding bug that almost shipped in a payroll calculator

2
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2 min read
My approval dialog grew until the buttons went off screen

My approval dialog grew until the buttons went off screen

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4 min read
EverShop 2.2.1: our biggest release since 2.0 — page builder, metafields, and React 19

EverShop 2.2.1: our biggest release since 2.0 — page builder, metafields, and React 19

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6 min read
You copy and reverse the array to find the last match. `findLast()` searches from the end directly.

You copy and reverse the array to find the last match. `findLast()` searches from the end directly.

6
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3 min read
Compact Design: a JSON language models can write and Figma can import

Compact Design: a JSON language models can write and Figma can import

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3 min read
An empty result is not an all clear

An empty result is not an all clear

1
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6 min read
I built a free, open-source trading bot starter (Next.js)

I built a free, open-source trading bot starter (Next.js)

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2 min read
Your status enum lives in five files

Your status enum lives in five files

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8 min read
TypeScript Intersection Types Done Right: When They Compose Cleanly and When They Silently Lie

TypeScript Intersection Types Done Right: When They Compose Cleanly and When They Silently Lie

1
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12 min read
Claude Code Assist: How Structured Output Works for Real-World Applications

Claude Code Assist: How Structured Output Works for Real-World Applications

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4 min read
Adding Solana to an EVM app: four bugs that silently ate an agent's payout

Adding Solana to an EVM app: four bugs that silently ate an agent's payout

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6 min read
Designing an Ejar Contract Registration Workflow: From Readiness to Registration

Designing an Ejar Contract Registration Workflow: From Readiness to Registration

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6 min read
How I structure React Next.js patterns across every client project

How I structure React Next.js patterns across every client project

1
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4 min read
Grafting AI Agents onto a Working SaaS Platform Is a Different Engineering Problem

Grafting AI Agents onto a Working SaaS Platform Is a Different Engineering Problem

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5 min read
Introducing mutex-forge: Mutex & Semaphore for async JavaScript

Introducing mutex-forge: Mutex & Semaphore for async JavaScript

5
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1 min read
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