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Learning Underscore.js by Alex Pop

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Chapter 1. Getting Started with Underscore.js

This chapter introduces you to Underscore and explains the main problems addressed by this library together with a quick introduction to functional programming. The chapter describes some of the concepts and patterns that are used by Underscore or are helpful when using Underscore. The final part is a walkthrough to set up the development environment used throughout the book.

The topics covered in this chapter are as follows:

  • Why Underscore
  • Getting started with Underscore by example
  • Key Underscore functions
  • Functional programming fundamentals
  • Useful patterns and practices for JavaScript applications targeting ECMAScript 5
  • Setting up a development workflow to explore Underscore
  • Testing JavaScript code with ...

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