The Modern JavaScript Bootcamp (2019) - Exploring Promises

The video tutorial introduces promises in JavaScript, highlighting their advantages over callbacks for structuring asynchronous code. It explains how to set up promises, compares them with callbacks, and demonstrates error handling in both approaches. The tutorial emphasizes the clearer semantics and single execution nature of promises, making them easier to reason about. It concludes with a preview of integrating promises into existing applications.

What is the significance of the 'then' method in promises?

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In what way can promises allow for cleaner code compared to callbacks?

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What happens if you try to resolve or reject a promise multiple times?

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How can you use promises to handle multiple asynchronous operations?

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