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Added brief update on a significant change to Google search functionality affecting all scrapers and tools relying on scraped search data Tags: Reverted Disambiguation links added |
Undid revision 1272397914 by Findio (talk) vendor's blog not considered reliable source. See also WP:COI. Tags: Undo Mobile edit Mobile web edit Advanced mobile edit |
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* [[HTML]] markup changes, depending on the methods used to harvest the content of a website, even a small change in HTML data can render a scraping tool broken until it is updated.
* General changes in detection systems. In the past years search engines have tightened their detection systems nearly month by month making it more and more difficult to reliable scrape as the developers need to experiment and adapt their code regularly.<ref>{{cite web|url=https://productforums.google.com/forum/#!topic/websearch/MAju1QDF6_8|title=Google Groups|website=google.com}}</ref>
== Detection ==
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