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JavaScript Frameworks for Modern Web Dev by Nicholas Cloud, Tim Ambler

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CHAPTER 15

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Async.js

Always something new, always something I didn’t expect, and sometimes it isn’t horrible.

—Robert Jordan

Coordinating software flow can be cumbersome, especially when asynchronous operations finish at different times. Chapter 16 demonstrated how promises can be used to address this problem. This chapter discusses Async.js, a callback-driven JavaScript library that provides a suite of powerful functions to manage asynchronous collection manipulation and control flow.

Chapter 16 covered three common flows in which asynchronous code can be problematic: sequential flow, parallel flow, and pipeline flow. To address these flows ...

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