Search engine ranking algorithm rule: Image ALT attribute text is no longer validIn webpage design, the ALT label of an image is used to describe the image name and so on. Many keywords of ALT tags play a role in search engine optimization and are often used to increase the keyword density of webpages, therefore, addin
This article first quotes a few words:1. "to understand the meaning of the user, return to the user's needs ."2. "portal websites all think about how to save money rather than how to buy technology ."3. "search engines are not a field that everyone can do, and the entry threshold is relatively high ."4. "It's not good enough. The best way is to make one thing the best ." (Google's Top Ten Truths)5. &
The first thing to declare is that the following music search engine does not refer to the traditional music search. Traditional music search is to match songs, singers or lyrics content and return related results, in essence, they are still just a text search, such as Googl
Email and search engines have long been the two most popular and popular internet businesses. CNNIC statistics for the end of June 2003 show that internet users use email and search engine ratios of 91.8% and 70%, respectively, in nearly 30 network services in the top two. Users of the search
First, make clear the difference between search engines and categories:
1 search engine (Engine):
By running a software, the software constantly on the network through the domain name scanning and various links, automatic access to a large number of site page information, and according to a certain rule collation, so a
PHP records the search engine spider's website footprint and search engine footprint. PHP: how to record the website footprint of a search engine spider. This article describes how to record the website footprint of a
Solr learning Summary (7) Overall Solr search engine architecture, solr Search Engine
After some efforts, I finally summarized all the solr content I know. We have discussed the installation and configuration of solr, the use of web management backend, the Query parameters and Query syntax of solr, and the basic usage
PHP record search engine Spider visits website footprint method, search engine footprint
This article describes the PHP record search engine spiders visit the site footprint method. Share to everyone for your reference. The speci
The Internet is a treasure house, and search engines are a key to opening it. However, the vast majority of Internet users are insufficient in terms of search engine knowledge and usage skills. According to a foreign survey, about 71% of people are disappointed with the search results. As the second largest service on
Search engine website indexing check program implemented by Asp. Net and asp, asp.net Search Engine
Use asp.net or asp to check whether an article is indexed by search engines such as Baidu, Google, and sogou.
Implementation principle: directly
Here I recommend a personal search engine (PSE, it will help you find the desired search results faster and more easily based on your personal information. Here are some official introductions about this.
Www.bogoso.com is the first online search platform in China to provide personalized
Marketing practice Nowadays, many enterprises have accepted the search engine marketing consciousness, which is gratifying. However, sadly, in the specific implementation process, the decision-making layer of an enterprise often affects the designation and implementation of the entire search engine marketing solution
In general, the inclusion of a keyword in a URL will certainly help the rankings. This usually involves two questions: whether the domain name should use keywords and the child page name should be used. The ranking optimization effect and brand effect of the domain nameSearch engine rankings from the perspective of optimization, including keywords domain name is generally better than the domain name does not contain keywords in the site rankings. For
Iveely search engine after a month of hard testing, 0.3.0 finally met you. The topic of this version is:Real-Time Information Retrieval.
Project and source code http://iveelyse.codeplex.com maybe you're wondering if I'm referring to "real-time search"? What I want to answer is that this is a huge step towards real-time sear
Php implements a method to determine whether access is a search engine robot. Php is used to determine whether an access route is a search engine robot. This document describes how php can determine whether an access route is a search en
PHP implementation to determine whether access is a search engine robot method, the route search engine
The example in this paper describes how PHP realizes whether the access route is a search engine robot. Share to everyone for
Today, the search engine is over and opening up the future. To clarify the third law, let's first review the first and second law.■ Law 1 correlation lawIt sounds like an academic paper. Even the first and second laws have never been mentioned before, but first, the content of the second law has already been recognized by the industry and academia. In fact, this first law has been widely studied by acad
Question 1: When a site has been logged into the major search engines, and the location is good, after a period of time need to re-register it? If yes, how long should it be better?
In general, we do not need to re-register, unless the site's ranking in the engine dropped or your site has a relatively large update. For some minor updates, you do not have to re-register because most of the engines that use t
In traditional information retrieval, the basic index of the system: Recall (Recall) and precision ratio (pricision), recall is the number of related documents retrieved and the ratio of all relevant documents in the document library; The precision ratio is the percentage of the number of related documents retrieved and the total number of documents retrieved. For a retrieval system, recall rate and accuracy can not be the same: high recall rate, low precision, high precision, low recall.
For
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