<ul><li>REST APIs utilize HTTP requests for CRUD operations on resources, following six guiding architectural constraints for being truly RESTful.</li><li>Key principles include resource identification, client-server architecture, statelessness, cacheability, layered system, and optional code on demand.</li><li>REST API design focuses on resources over actions, using nouns for endpoints, standard HTTP methods, and proper use of HTTP status codes.</li><li>Best practices include pagination, filtering, versioning, error handling, authentication, rate limiting, HTTPS encryption, documentation, and strategies for evolving APIs.</li><li>Common REST API anti-patterns to avoid include ignoring HTTP method semantics, creating operation-based endpoints, returning inconsistent responses, neglecting documentation, and tight coupling between API and client.</li></ul>

REST API Design: Building Blocks for Scalable Systems

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