When it comes to SEO optimization, presumably we are most familiar with Baidu Encyclopedia of the most orthodox interpretation, that is, translated into Chinese is search engine optimization. And here refers to the search engine at the time of understanding basically refers to is similar to Google, Baidu, Yahoo (there are many, do not enumerate it all) and so on this kind of large-scale
Google may be a lot of people in the minds of the search engine overlord, the status of impregnable. But the martial arts again High-strength Warrior, also not necessarily will all of Qi men dun Jia. Search engines are the same, some seemingly unknown new forces, small fresh but can be more quickly than Google to give a surprising
The first factor: the new station is not included in the stage
At this time the site can only rely on the domain name to visit, search engine could not find him, then the focus is not how to speed up Baidu included, but how to ensure that the current site does not have a problem, from the layout to the keyword settings. Because if later found such or such a topic again to modify, it is bound to the optimization results will have a certain impact, ser
Inverted indexes are abstract concepts. Inverted tables, temporary Inverted Files, and final Inverted Files are specific manifestations.
Full-text search: 1) All Keywords of the document participate in the index; 2) the search results provide the actual location of the keyword.
In search engines, webpages are infor
o n your and Google ' s servers.In order to do pages without hash fragments crawlable, you include a special meta tag in the head of the HTML of your PA Ge. The META tag takes the following form:This indicates to the crawler, it should crawl the ugly version of this URL. As per the above agreement, the crawler would temporarily map the pretty URL to the corresponding ugly URL. In other words, if you place 4. Consider updating your Sitemap to list the
on wordlocation (wordid) ') Self.con.execute (' Crea Te index urltoidx on link (toid) ') self.con.execute (' CREATE index urlfromidx on link (fromid) ') Self.dbcommit ( )Well, with the crawler, we'll write out the pages we need to crawl.pagelist=[[' http://en.xjtu.edu.cn/'], [' http://www.lib.xjtu.edu.cn/'], [' http://en.wikipedia.org/wiki/ Xi%27an_jiaotong_university ']Set up a databaseMycrawler=crawler (' searchindex.db ') mycrawler.createindextables ()CrawlMycrawler.crawl (
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