About Lesson
REST (Representational State Transfer) is an architectural style for designing networked applications. REST APIs enable communication between clients (e.g., frontend applications, mobile apps) and servers using standard HTTP methods.
Key REST Principles
- Statelessness: Each request from the client must contain all the necessary information for the server to process it. The server does not maintain client state.
- Resource-Based: Resources (e.g., users, posts) are identified by URIs (Uniform Resource Identifiers).
- HTTP Methods:
GET
: Retrieve a resource.POST
: Create a resource.PUT/PATCH
: Update a resource.DELETE
: Delete a resource.
- Representations: Resources are represented in a format like JSON or XML.
- Client-Server Separation: The client and server are independent, allowing flexibility in development.
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