Learn the key differences between POST and PUT HTTP methods in REST APIs. Discover when to use each for resource creation, idempotency considerations, and best practices for API design.
Discover why HTTP GET requests shouldn't include request bodies in RESTful APIs. Learn about client compatibility issues, REST principles, and best practices for complex parameters.
Learn RESTful programming fundamentals and how it differs from SOAP, GraphQL, and RPC. Discover the six core constraints and implementation guidelines for scalable web APIs.
Learn the appropriate HTTP response code when POST requests attempt to create resources that already exist. Discover why 409 Conflict is the recommended status code and explore alternative approaches for your REST API design.
Learn the correct HTTP status codes for successful PUT and DELETE operations in REST APIs. Discover when to use 200 OK vs 204 No Content with practical examples and best practices.