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Web scraping is the process of automatically mining data or collecting information from the World Wide Web. It is a field with active developments sharing a common goal with the semantic web vision, an ambitious initiative that still requires breakthroughs in text processing, semantic understanding, artificial intelligence and human-computer interactions.
The use of a text-based web browser such as Lynx will allow you to view Wikipedia without seeing any images at all, unless explicitly downloaded and shown in a separate application. Internet Explorer 7 and onward Click the "Tools" button. Select "Internet Options". Click the "Advanced" tab. Scroll down to "Multimedia" and uncheck "Show pictures".
Web usability of a website [1] consists of broad goals of usability, presentation of information, choices made in a clear and concise way, a lack of ambiguity and the placement of important items in appropriate areas as well as ensuring that the content works on various devices and browsers.