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Clojure Reactive Programming

You're reading from   Clojure Reactive Programming Design and implement highly reusable reactive applications by integrating different frameworks with Clojure

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Product type Paperback
Published in Mar 2015
Publisher Packt
ISBN-13 9781783986668
Length 232 pages
Edition 1st Edition
Languages
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Author (1):
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Leonardo Borges Leonardo Borges
Author Profile Icon Leonardo Borges
Leonardo Borges
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Table of Contents (13) Chapters Close

Preface 1. What is Reactive Programming? 2. A Look at Reactive Extensions FREE CHAPTER 3. Asynchronous Programming and Networking 4. Introduction to core.async 5. Creating Your Own CES Framework with core.async 6. Building a Simple ClojureScript Game with Reagi 7. The UI as a Function 8. Futures 9. A Reactive API to Amazon Web Services A. The Algebra of Library Design B. Bibliography
Index

Chapter 4. Introduction to core.async

Long gone are the days when programs were required to do only one thing at a time. Being able to perform several tasks concurrently is at the core of the vast majority of modern business applications. This is where asynchronous programming comes in.

Asynchronous programming—and, more generally, concurrency—is about doing more with your hardware resources than you previously could. It means fetching data from the network or a database connection without having to wait for the result. Or, perhaps, reading an Excel spreadsheet into memory while the user can still operate the graphical interface. In general, it improves a system's responsiveness.

In this chapter, we will look at how different platforms handle this style of programming. More specifically, we will:

  • Be introduced to core.async's background and API
  • Solidify our understanding of core.async by re-implementing the stock market application in terms of its abstractions...
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