I'm the author of CoffeeScript: Accelerated JavaScript Development, published by PragProg. I'm a regular conference speaker and available for hire as a CoffeeScript or JavaScript consultant.
Promises are an exciting jQuery feature that make it a breeze to manage async events. They allow you to write clearer, shorter callbacks and keep high-level application logic separate from low-level behaviors.
Once you understand Promises, you’ll want to use them for everything from AJAX calls to UI flow. That’s a promise!
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