OReilly Programming JavaScript Applications (2014).pdf

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Programming JavaScript
Applications
Eric Elliott
Programming JavaScript Applications
by Eric Elliott
Copyright © 2014 Eric Elliott. All rights reserved.
Printed in the United States of America.
Published by O’Reilly Media, Inc., 1005 Gravenstein Highway North, Sebastopol, CA 95472.
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Editors:
Simon St. Laurent and Meghan Blanchette
Production Editor:
Kara Ebrahim
Copyeditor:
Eliahu Sussman
Proofreader:
Amanda Kersey
July 2014:
First Edition
Indexer:
Lucie Haskins
Cover Designer:
Randy Comer
Interior Designer:
David Futato
Illustrator:
Rebecca Demarest
Revision History for the First Edition:
2014-06-25:
First release
See
http://oreilly.com/catalog/errata.csp?isbn=9781491950296
for release details.
Nutshell Handbook, the Nutshell Handbook logo, and the O’Reilly logo are registered trademarks of O’Reilly
Media, Inc.
Programming JavaScript Applications,
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While every precaution has been taken in the preparation of this book, the publisher and author assume no
responsibility for errors or omissions, or for damages resulting from the use of the information contained
herein.
ISBN: 978-1-491-95029-6
[LSI]
Table of Contents
Preface. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . vii
1. The JavaScript Revolution. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
Advantages of JavaScript
Performance
Objects
Syntax
First-Class Functions
Events
Reusability
The Net Result
Anatomy of a Typical Modern JavaScript App
Infrastructure
JSON: Data Storage and Communication
NoSQL Data Stores
RESTful JSON Web Services
2
2
2
3
3
3
4
4
4
4
5
6
6
2. Functions. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
Minimize Side Effects
Function Definition
Named Function Expressions
Lambdas
Immediately Invoked Function Expressions
Method Context
Function Scope
Hoisting
Closures
Method Design
Named Parameters
10
12
14
16
18
20
22
22
25
27
28
iii

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