server returned status code 404

In the actual application of the site construction, prone to a lot of small mistakes, like MySQL was optimized not in place, the impact of the overall site browsing effect, in fact, the site's regular HTTP status code performance is the same, Google

Recently I found a more detailed and reasonable article. Some of them must think it is very important. The 404 page adjustment should not use Meta Refresh, which makes it easy for search engines to misjudge and deserves attention. Second, there is a

Very bt server configuration problems. If the volume does not exist in xx.html? 404 is returned normally, but if the php extension is accessed, such? Xx. php? Return to the blank page (status code 200 )!!!!! The configuration of servers with very

In the article "view how search engine spider crawls your website through HTTP status code", I introduced some frequently-involved HTTP status codes and their meanings, for example, the HTTP Status Code 404 related to this article is frequently

404 not found !, 404 notfound404 not found! Sorry, no article is found !! What is 404 Not Found? 404 page is a necessary page for a website. It carries the important responsibilities of user experience and SEO optimization. The 404 page usually

404 Page Base Configurationthe 404 error is an error that is easy to access on the WWW site. The most common error tip: 404 Not FOUND. 404 error page settings for Web site SEO has a great impact, but not set up, such as direct jump home, etc., will

When we open a Web site, if there is no response for a long time, or when the URL is wrong, we see the following scenario: 　　 This error page is 404 pages, today Shanghai SEO Xiao ran dugu fly and everyone chat about 404 of this

Before you get to 404 pages, let's get a look at some common HTTP status codes.* 404: The requested Web page does not exist (does not exclude the possibility that the link will be valid later);* 410: The requested Web page does not exist (permanent);

PhenomenonWhen we encode the implementation to request a page, the requested code resembles the following code:HttpWebRequest req = (HttpWebRequest) webrequest.create (strURL);Req. useragent = "MSIE6.0";Req. Method = "GET";HttpWebResponse res =

The following Houqingrong instructions to place 404 page code Some aspects, I hope everyone can use to the website construction: Provides one of the most practical and most common code, can be used in html,asp,php, add this code to the and between