Chapter 5. Twitter

Twitter is a service that really grew up on having an open and available API. Initially, there were no Twitter clients. Communication with Twitter was limited to SMS and later the website. During the development of Twitter, the developers apparently racked up hundreds of dollars in SMS charges, testing, and building the system. Twitter grew in popularity on the back of hundreds of developers who built tools like TweetDeck and Tweetree using open Twitter APIs or the Twitter RSS feeds. As such, Twitter offers a rich API that can be used to build up applications, and in our case, visualizations.

Before we get into building visualizations, let's take a look at the Twitter API, and how we can make use of it. There is a great deal ...

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