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TypeScript

Optional static type-checking for JavaScript.

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I Wrote a JWT Verifier in 150 Lines. You Probably Shouldn't — But Here's What I Learned.

I Wrote a JWT Verifier in 150 Lines. You Probably Shouldn't — But Here's What I Learned.

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9 min read
What is a database adapter, and why does Prisma 7 need one?

What is a database adapter, and why does Prisma 7 need one?

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4 min read
I cut 40% of my NgRx Signal Store boilerplate — here's the 5 utilities I extracted

I cut 40% of my NgRx Signal Store boilerplate — here's the 5 utilities I extracted

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3 min read
I Built a Stripe-Grade Webhook Delivery System for NestJS (Open Source)

I Built a Stripe-Grade Webhook Delivery System for NestJS (Open Source)

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4 min read
Building a Real-Time Esports Score Platform with Next.js and WebSockets

Building a Real-Time Esports Score Platform with Next.js and WebSockets

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2 min read
A Kanji Numeral Converter With 小字, 大字, and 壱弐参 Legal Forms

A Kanji Numeral Converter With 小字, 大字, and 壱弐参 Legal Forms

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3 min read
What No One Tells You Before You Start Building Multi-Agent Systems (#3 Will Cost You a Week)

What No One Tells You Before You Start Building Multi-Agent Systems (#3 Will Cost You a Week)

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6 min read
Kimi K2.6 vs. Claude Opus 4.7 in a Weird Game Coding Test ✅

Kimi K2.6 vs. Claude Opus 4.7 in a Weird Game Coding Test ✅

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12 min read
Complete Error Handling Patterns for Supabase Edge Functions — 4-Stage Fallback Design

Complete Error Handling Patterns for Supabase Edge Functions — 4-Stage Fallback Design

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2 min read
How I Built a Multi-Agent System Using Only Claude Code (No Frameworks)

How I Built a Multi-Agent System Using Only Claude Code (No Frameworks)

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4 min read
A TypeScript Error Code Reference Explained in Japanese — 35 Common Errors

A TypeScript Error Code Reference Explained in Japanese — 35 Common Errors

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3 min read
Why Build a Local MCP Server (And How to Do It in 15 Minutes)

Why Build a Local MCP Server (And How to Do It in 15 Minutes)

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2 min read
Enrich HubSpot Companies with Apollo, Output.ai and Zapier SDK No OAuth Required

Enrich HubSpot Companies with Apollo, Output.ai and Zapier SDK No OAuth Required

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7 min read
Reduce Tremendous Code Without Third-Party Solution

Reduce Tremendous Code Without Third-Party Solution

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3 min read
How to Build an Admin Dashboard with Next.js in 2026

How to Build an Admin Dashboard with Next.js in 2026

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5 min read
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