API Design
4 guides tagged “API Design”.
- What Is Idempotency (and Why Does It Matter for APIs)? An idempotent operation can be retried safely — doing it once or many times has the same effect. Learn why payments and webhooks depend on it.
- How to Add Rate Limiting to an API Add rate limiting to a Node.js API with the express-rate-limit middleware: per-user limits, 429 responses, and retry headers. A working example.
- What Is Rate Limiting? Rate limiting caps how many requests a client can make, protecting your API from abuse and overload. Learn the strategies and why you need it.
- REST vs GraphQL vs gRPC: Which API Style Should You Use? REST, GraphQL, and gRPC each fit different needs: simple HTTP, flexible queries, or high-performance service-to-service calls. A comparison table.