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Articles tagged with #cloudflare
1. Core Concept & Mental Model Durable Objects = Stateful Actors Each DO instance has a globally unique ID One instance per ID anywhere in the world Combines compute + storage in one place Single-threaded (no race conditions!) // Basic pattern ...
1. Mental Model D1 = SQLite running inside your Worker process Not a separate database server - zero network latency One logical database, replicated globally by Cloudflare env.DB injected at runtime via binding system 2. Basic Setup Wrangler Co...
Core Concepts Workers Runtime: V8 isolates (not Node.js) running on Cloudflare's edge network Cold start: <1ms vs 100ms+ for containers Web APIs only (no fs, process.env) Each request is isolated and stateless Basic Structure: export default { ...
Quick Mental Model KV Namespace = The actual database/storage (has ID like abc123def456) Binding = Variable name in your code (like TODO, USERS) Key-Value Store = Simple hash map, not a relational database Eventually Consistent = Changes take tim...
Core Concepts What Are Cloudflare Workers? Serverless execution environment running JavaScript/WebAssembly at the edge across 340+ global data centers. Key characteristics: Lightweight runtime (Node.js-like, edge-optimized) Multi-language support (...
