Web API Coding                 Challenges to    Sharpen Your Skills

10

1. RESTful API Design Challenge

Task: Design a RESTful API for a blog system with features like creating a new post, updating/deleting a post, and retrieving a list of posts.

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Task: Implement JWT (JSON Web Tokens) based authentication & authorization for a given API. Include features like user registration, login, & secure access to specific endpoints.

2. Authentication and Authorization Challenge

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Task: Modify an existing API to support pagination and filtering. Design endpoints that allow clients to request a specific page of data and filter results based on certain criteria.

3. Pagination & Filtering Challenge

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Task: Improve error handling and validation in an existing API. Implement proper status codes, error messages, and input validation for common scenarios.

4. Error Handling and Validation Challenge

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Task: Design an API that handles concurrent requests efficiently. Consider scenarios like race conditions, deadlocks, and implement proper synchronization mechanisms.

5. Concurrency and Threading Challenge

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Task: Create a real-time chat API using technologies like WebSockets or Server-Sent Events. Implement features such as sending/receiving messages, online status, and notifications.

6. Real-time Communication Challenge

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Task: Integrate caching mechanisms into an API to improve performance. Implement strategies like memoization, client-side caching, or server-side caching for frequently requested data.

7. Caching Challenge

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Task: Add rate limiting functionality to an API to prevent abuse & ensure fair usage. Implement features like API key-based rate limiting & different rate limits for different types of requests.

8. Rate Limiting Challenge

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Task: Handle Cross-Origin Resource Sharing issues in an API. Configure proper CORS headers and implement necessary middleware to control which domains can access the API.

9. Cross-Origin Resource Sharing (CORS) Challenge

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Task: Write comprehensive unit tests and integration tests for an API. Cover scenarios like positive and negative test cases, edge cases, and ensure proper test coverage.

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10. Testing Challenge

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