Web Services

We are all familiar with web pages and the sites that encompass them, such as Yahoo, Google, Hulu, and Apress.com. What you may not be as familiar with is the concept of a “web service.” Simply put, a web service is a means to access the content and services offered by a web site in a programmatic fashion.

Sites will enable their content to be accessed in this manner to allow third-party developers such as ourselves the ability to embed their content and functionality into applications. For instance, Android phones typically come with a YouTube application pre-installed. This application receives its data from YouTube's site through a web service protocol and displays it within the application. This is different from accessing YouTube's ...

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