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What does "library" mean in programming?

library is one of the most common terms in software development. This guide explains what it means, how it is used in practice, and why it matters, with real examples from the developer world.

Definition

A collection of reusable code that you can call from your own application. Unlike a framework, a library gives you tools and you remain in control of the program flow.

Example

"We use the date-fns library to handle date formatting."

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