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Web scraping has been used to extract data from websites almost from the time the World Wide Web was born. More recently, however, advanced technologies in web development have made the task a bit ...
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.
Web scraping is the process of using automated software, like bots, to extract structured data from websites.
A screen fragment and a screen-scraping interface (blue box with red arrow) to customize data capture process. Although the use of physical "dumb terminal" IBM 3270s is slowly diminishing, as more and more mainframe applications acquire Web interfaces, some Web applications merely continue to use the technique of screen scraping to capture old screens and transfer the data to modern front-ends.
Some scraper sites link to other sites in order to improve their search engine ranking through a private blog network. Prior to Google's update to its search algorithm known as Panda , a type of scraper site known as an auto blog was quite common among black-hat marketers who used a method known as spamdexing .
This is a specific form of screen scraping or web scraping dedicated to search engines only. Most commonly larger search engine optimization (SEO) providers depend on regularly scraping keywords from search engines to monitor the competitive position of their customers' websites for relevant keywords or their indexing status.
Beautiful Soup was started in 2004 by Leonard Richardson. [citation needed] It takes its name from the poem Beautiful Soup from Alice's Adventures in Wonderland [5] and is a reference to the term "tag soup" meaning poorly-structured HTML code. [6]
E-commerce websites are also risky, as hackers can scrape customer payment details from their servers (which are often sold in bulk on the dark web), or the website owners could be unscrupulous ...