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TypeScript

Optional static type-checking for JavaScript.

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Bun migra de Zig a Rust: lo que mis benchmarks reales dicen sobre si el cambio importa

Bun migra de Zig a Rust: lo que mis benchmarks reales dicen sobre si el cambio importa

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8 min read
Introducing HCEL: The Most Fluent Way to Build AI Pipelines in TypeScript

Introducing HCEL: The Most Fluent Way to Build AI Pipelines in TypeScript

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7 min read
--isolatedDeclarations: The Build-Time Win for TS Library Authors

--isolatedDeclarations: The Build-Time Win for TS Library Authors

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9 min read
`Awaited<T>`, `ReturnType<T>`, `Parameters<T>`: When You're Reaching for the Wrong One

`Awaited<T>`, `ReturnType<T>`, `Parameters<T>`: When You're Reaching for the Wrong One

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9 min read
Silent Schema Drift: How a text-to-jsonb cast broke production

Silent Schema Drift: How a text-to-jsonb cast broke production

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5 min read
I Read All 520K Lines of Claude Code's Source — Here's the Architecture Behind It

I Read All 520K Lines of Claude Code's Source — Here's the Architecture Behind It

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14 min read
From JavaScript to TypeScript — Phase 1

From JavaScript to TypeScript — Phase 1

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3 min read
Environment Variables Explained (with .env file)

Environment Variables Explained (with .env file)

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2 min read
Adding human approval to LangChain tool calls in 12 lines of TypeScript

Adding human approval to LangChain tool calls in 12 lines of TypeScript

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3 min read
Tagged Template Literals That Type-Check SQL: A 60-Line DSL

Tagged Template Literals That Type-Check SQL: A 60-Line DSL

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8 min read
Bun Test vs Vitest for TypeScript Library Authors in 2026

Bun Test vs Vitest for TypeScript Library Authors in 2026

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9 min read
Promise.withResolvers: The Pattern That Killed Half Your Deferred Helpers

Promise.withResolvers: The Pattern That Killed Half Your Deferred Helpers

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9 min read
Effect.ts vs Plain TypeScript: When the Algebraic Effects Earn Their Keep

Effect.ts vs Plain TypeScript: When the Algebraic Effects Earn Their Keep

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8 min read
The TypeScript AI Agent Architecture I Would Use in 2026

The TypeScript AI Agent Architecture I Would Use in 2026

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4 min read
`Object.groupBy` and `Map.groupBy`: Stop Hand-Rolling Aggregation in 2026

`Object.groupBy` and `Map.groupBy`: Stop Hand-Rolling Aggregation in 2026

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9 min read
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