What is a function in programming?
A function is a named, self-contained block of code designed to perform a specific task, which can be reused multiple times throughout a program.
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DRY stands for 'Don't Repeat Yourself'. It is a coding principle emphasizing that logic should be written once in a function and reused, rather than copied.
It breaks complex systems into smaller, manageable, and testable pieces. This makes the code easier to read, debug, and collaborate on.
Yes. Functions can call other functions, and a function can even call itself (which is known as recursion).
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