Rust Error Propagation Exercises with Solutions and Explanations

Rust Error Propagation Exercises [8 exercises with solution and Explanation]

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1. Write a Rust function that reads a file, processes its contents, and writes to another file, propagating any errors.

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2. Write a Rust program that performs multiple file operations (e.g., copy, move, delete) and handles errors at each step.

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3. Write a Rust program that interacts with a web service, performing authentication and data retrieval, propagating errors.

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4. Write a Rust function that parses a configuration file, applies settings, and handles configuration errors.

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5. Write a Rust program that processes user input, validates it against certain rules, and propagates validation errors.

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6. Write a Rust function that performs cryptographic operations (e.g., encryption, decryption) and handles errors.

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7. Write a Rust function that performs complex calculations, handling errors related to invalid inputs or computational errors.

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8. Write a program that interacts with the operating system, performing system calls and handling errors.

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