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Optional static type-checking for JavaScript.

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How I replaced 200 lines of Zod refinements with 12

How I replaced 200 lines of Zod refinements with 12

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4 min read
I Built an Open-Source Security Middleware for LLMs, Here's How It Works

I Built an Open-Source Security Middleware for LLMs, Here's How It Works

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4 min read
I open-sourced an AI pipeline that turns any topic into a YouTube Short

I open-sourced an AI pipeline that turns any topic into a YouTube Short

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3 min read
Adeus Regex de CNPJ: Valide o Novo Formato Alfanumérico no NestJS e TS ⚡

Adeus Regex de CNPJ: Valide o Novo Formato Alfanumérico no NestJS e TS ⚡

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2 min read
I built a saga workflow engine for Bun (no Temporal, no Redis, no Kafka)

I built a saga workflow engine for Bun (no Temporal, no Redis, no Kafka)

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7 min read
Same Instruction File, Same Score, Completely Different Failures

Same Instruction File, Same Score, Completely Different Failures

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4 min read
Validando CNPJ de forma definitiva: Conheça a cnpj-universal (JS/TS)

Validando CNPJ de forma definitiva: Conheça a cnpj-universal (JS/TS)

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2 min read
I Reverse-Engineered Claude Code's 80K Lines of Source. Here's What I Found.

I Reverse-Engineered Claude Code's 80K Lines of Source. Here's What I Found.

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4 min read
I built an open-source LLM security scanner that runs in <5ms with zero dependencies

I built an open-source LLM security scanner that runs in <5ms with zero dependencies

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1 min read
Web Theme Loader, hand-crafted or AI generated

Web Theme Loader, hand-crafted or AI generated

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8 min read
"Beyond Generics: Mastering TypeScript's Advanced Type System for Robust Applications"

"Beyond Generics: Mastering TypeScript's Advanced Type System for Robust Applications"

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4 min read
EmDash: A Full-Stack TypeScript CMS Built on Astro + Cloudflare — Can It Replace WordPress?

EmDash: A Full-Stack TypeScript CMS Built on Astro + Cloudflare — Can It Replace WordPress?

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4 min read
How to Use Replicate the Right Way in Your Next.js App (And Ship a Real Product With It)

How to Use Replicate the Right Way in Your Next.js App (And Ship a Real Product With It)

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5 min read
I added callbacks, i18n, sorting & pagination to my React accounting component — here's what changed

I added callbacks, i18n, sorting & pagination to my React accounting component — here's what changed

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3 min read
Looking for a Strict Code Review: React 19 + TS + Zustand + TanStack Query #react #typescript #codereview #javascript

Looking for a Strict Code Review: React 19 + TS + Zustand + TanStack Query #react #typescript #codereview #javascript

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1 min read
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