Part 1The world of JavaScript

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We are going to start our journey by looking at the world of JavaScript. We’ll begin by considering just what it is that a programming language does. Then we’ll investigate the JavaScript programming language and discover how JavaScript programs get to run on your computer. We’ll learn how web pages provide an environment for JavaScript and how to use Hypertext Markup Language (HTML) and Cascading Style Sheets (CSS) to create containers for our JavaScript programs. We’ll discover just how powerful modern web browsers are as software development tools and how to have a conversation with JavaScript from within a ...

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