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Classroom Contents
JavaScript Promises - Tutorial for Beginners
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- 1 Intro
- 2 Async vs. Sync
- 3 The problem with Async
- 4 Convert to Callback
- 5 Convert to Promises
- 6 Different phases of a Promise
- 7 How to use a Promise
- 8 Why do we like Promises?
- 9 Chaining
- 10 Benefits of Promises over Callbacks
- 11 Error handling, REJECT and .catch()
- 12 .finally()
- 13 Real world example with fetch()
- 14 Summary
- 15 Next...
