all search engines name

named "Demon Satan" to point to this page a, or give the source page of the link (B, C, D, E, F ...). The better, then page A will be considered more relevant when users search for "Demon Satan", and the ranking will be more forward. The principles of search engines can be seen as three steps: Crawl Web pages from the Internet → set up index databases →

Why do we think the following services are the main? Because they are either very famous or widely used. For website managers, ranking on these famous search engines is crucial, because it may bring endless traffic to their websites. For information searchers, these well-known and commercial search engines ca

). Early search engine results sequencing is based on the first law of this article, such as Infoseek,excite,lycos, they basically follow the network era before the academic research results, the industry's main focus on processing large visits and large data volumes, the relevance of the ranking does not break through.Word frequency statistics In fact do not use any network-related characteristics, is the former network era of technology. However, th

Get inbound keywords from search engines by bbs.it-home.org function Get_keyword ($url, $kw _start) { $start =stripos ($url, $kw _start); $url =substr ($url, $start +strlen ($kw _start)); $start =stripos ($url, ' '); if ($start >0) { $start =stripos ($url, ' '); $s _s_keyword=substr ($url, 0, $start); } Else { $s _s_keyword=substr ($url

database, so the best way is to get some external links, so that search engines have more opportunities to find you and automatically your site included. When users search for information by keyword, search engine will be in the database search, if found with the user requi

(Updated in-5-22) How far is Lucene (nutch) from commercial text search engines? Author: rushed out of the universe http://lotusroots.bokee.com Time: 2007.2.13 Update: 2007.5.9 Update: 2007.5.22 Note: Reprinted by the author. Note (2007-5-22): During the latest update, I once again studied Lucene. After reading Lucene in action and using Lucene to build a small

One: What is automatic steering technology (auto-redirecting)? Automatic steering, also called automatic redirection. Automatic jump refers to a technology that automatically shifts users to other web addresses when they log on to a website. The web address of the steering page can be other pages within the site, or it can be other sites. 　 Typically, the browser receives a Web page that contains code that automatically loads a different page. The page may be converted on the server side, so t

Ducky .") If the keyword you enter has a variety of different semantics, it will have a detailed group list to eliminate ambiguity, so that you can choose the semantic group to which it belongs, for example, you search for Apple, you will get a list of all possible groups-including fruit, computer companies, banks, and others. You can also set duckduckgo as the default

, the site index, to be clear and clear, not disorderly. Otherwise the spider does not know where to climb or climb the lost, this may lead to some of the site's excellent content can not let spiders see, to ensure that there must be no 404 of pages of the connection exists. 3, outside the chain release, search engine to judge a website's quality is to look outside the chain of quality and quantity. So what to pay attention to the chain? First of

used to treat breast cancer. you'll get a small set of results, but it'll include items you might not have heard. be sure to click on them to get Google search results to see how they're related to your original search terms. Let's do a more general example -- say dog breeds. enter collie, chibaihua, and German shepherd in the Set boxes. you'll get back an enormous list of dog breeds. you don't want to use

Recently, in a project, the customer needs a function. The customer needs to know the way in which the user places the order for the sale of a product. The customer service software (53 Customer Service) and webmaster statistics can only meet the working hours, and take off work in the evening and take a rest on Saturday. The customer service is not online and the user does not know the specific source of the Order when placing an order. Therefore, you can only add a field through the website fu

Add a field through the website function, get the source keyword, how to get the source keyword, the code is sent below, including (Baidu, Google, Yahoo, Sogou, search, Bing, Youdao) the code shows how to obtain several search engines. I hope it will be helpful to you. I 'd like to share with you that a customer needs a feature in a recent project, to place an or

Chengg0769 side note: the relationship between search technologies and content provided by foreign search engines shows that searching is a tough task, and many people use the search flag. It does not have its own technology or search Web pages for analysis. Author: beeli p

easier for applications to implement specialized full-text searches. Sphinx Specifically designed search API interfaces for some scripting languages, such as Php,python,perl,ruby, and also designed a storage engine plugin for MySQL. 5. XapianXapian is a full-text retrieval program written in C + +, which functions like Lucene in Java. Although Lucene in the Java World is already a standard full-text retrieval program, the C + + world does not have a

"* Enter the keyword to be queried in the new window that appears.* Click "FindIt" to query 2. Use the META Value 　　　　　　　　　　　　　　　　　　　　　　　　　The Meta tag is placed in the There are two types of META: name and http-equiv. Name is mainly used to describe webpages, corresponding to content, this allows search engine robots to s