How do search engines make the right rankings for so many websites on the internet? Presumably do webmaster want to know this, this is through a set of very complex algorithm calculation, the specific algorithm must not several people know, but the most commonly used three algorithms still need everyone to understand.
1. Frequency position weighted sorting algorithm: As the name implies is that the text from the entire
Full-text search code in the php site. Full-text search code in the php site if you use dreamweaver or frontpage, they exist unless you intentionally delete them. Next let's complete step by step and search the full-text code in the php
For a website, using a search engine for intra-site search is more efficient than self-compiled intra-site search, and does not occupy the resources of the website server, below are some of the main search engines I have collected
SEO all hope that the site's keyword rankings quickly improve, which requires a high weight site. But the weight is not out of thin air, and the site in the search engine credit degree has a great relationship! How quickly does the website credit level increase? Below, SEO to share to everybody.
1, the website space should be fast, stable, safe. If the
Share a PHP access to the site from Baidu search keywords code, have the need for friends can refer to:
Code:
Copy Code code as follows:
function Search_word_from () {
$referer = isset ($_server[' http_referer '])? $_server[' Http_referer ']: ';
if (Strstr ($referer, ' baidu.com ')) {//Baidu
Preg_match ("|baidu.+wo?r?d= ([^\\]*) |is", $referer, $tmp);
$keyword = UrlDecode ($tmp [1]);
$fro
Regarding Dangdang's internal search, Zhang jiantao's blog article "if it is better, it will win: Dangdang and excellent shopping experience, I also wrote my own comments after this article. When I wrote the article "search and find a book about Baidu written by Liang Dong, in order to verify whether a "Trust China" search can be used to find a Baidu book written
First, the title Word
The number of words in the site title is generally 25 words, 50 bytes, more than 25 words in the search engine search results are not shown. Because each browser to the title of the display number of words is not the same, so we need to study a few commonly used browser word of the display, and then choose a word that is appropriate to set
"What should I do to get the site to be quickly searched by search engines?" For this question, presumably every site will be the first time to know the answer. Before you get the answer to this question, there are two important things you need to do, cultivate your skills and Wei Gong!
"The internal strength of the website"
Therefore, the name of thinking, to
After a WSS site was created on the virtual machine today, it was found that no documents could be searched during the search. I searched the internet and found that the full-text search was not opened. After the full-text search service is started, run sp_fulltext_database "enable" in the query analyzer, open SQL Ente
Yes. You can include a Web site filter list for ads that you do not want to display on your site or on the AdSense for search results page. To create and manage a filtered list, simply log in to your account via
https://www.google.com/adsense , and then click
AdSense for Content or AdSense for sea
RCH tags under the
competitive advertising filter links can b
In fact, before writing this article, I was thinking about not to share this technology to everyone, because this technology can be profitable. But think of the predecessors are not selfless dedication of their knowledge, we could grow fast, so I have no complaints to share brush snapshot technology.
For a SEO workers, the site snapshots, included, ranked every day must see. What I'm going to talk about today is how to make snapshots everyday. So far
IIS default log files in C:\WINDOWS\system32\LogFiles, the following is the seoer edge of the server log, through the view, you can understand the search engine spider crawling through, such as:
2008-08-19 00:09:12 w3svc962713505 203.171.226.111 get/index.html-80-61.135.168.39 baiduspider+
(+http://www.baidu.com/search/spider.htm) 200 0 64
1, 203.171.226.111 is the se
In actual encoding, we can useThe following code is used to implement the intra-site search engine in PHP:
Include("Include/common. inc ");
$Title="Search";
Include ("include/header. inc ");
?>
P>
FORMACTION="$ PHP_SELF ";?>"METHOD="POST">
INPUTTYPE="Text"NAME="Searchstr"Value="$ Searchstr ";?>"
SIZE="20"MAXLEN
This article describes the PHP record search engine spiders visit the site footprint method. Share to everyone for your reference. The specific analysis is as follows:
Search engine Spider Visit Web site is through the remote crawl page, we can not use the JS code to obtain the agent information of the spider, but we
This article describes the PHP record search engine spiders to visit the Web site footprint method. Share to everyone for your reference. The specific analysis is as follows:
Search engine spiders visit the site through the remote crawl page to do, we can not use the JS code to obtain the spider agent information, but
WSS 3.0 (Windows SharePoint service 3.0) websites use NTLM/Windows integrated authentication by default. Since V3.0, WSS supports Forms authentication mode provided by ASP. NET 2.0. However, many people find that the search function does not work after the WSS site is set to form verification.
This is because the wss3.0 search service only supports the NTLM veri
This is so easy. Now let's look at an instance. First create a database tutorial create database 'searchkey ';Create a table Create table 'fangke _ CC'. 'Search '('Id' INT (4) not null AUTO_INCREMENT,'Keyword' VARCHAR (20) not null,Primary key ('id ')) ENGINE = MYISAMWe import some dataInsert into 'search' ('id', 'keyword') VALUES(1
Full text Search code in PHP station
If you are designing with Dreamweaver or FrontPage, they are there unless you deliberately delete them. Let's step through it and improve the search engine in the project.
One, design a search formBuild a search.htm in the root directory of the site, as follows:Search Form
Se
This article is an example of the implementation of the search keyword in PHP site. Share to everyone for your reference. The specific analysis is as follows:
Our approach is to put the search results out, and search keywords the same replacement Cheng Gaoliang Word, we will use Str_replace (you find the keyword,
It'
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