how to find out if url available

Use URL and urlconnection (multi-thread download) 17.2.3 use URL and urlconnection The URL (Uniform Resource Locator) object represents a unified resource locator, which is a pointer to the Internet "resource. A resource can be a simple

I have rewritten my website.Program, In the use of msdnHttp://msdn.microsoft.com/library/default.asp? Url =/library/en-US/dnaspp/html/urlrewriting. aspURL rewrite Method Today, I found that the record of the original access address is still in the

Django adheres to the MVC model and features it as an MTV model. The core of the model is to point to the processed function through the URL that the user accesses, and the function returns the corresponding result after processing. Therefore, the

Before toss a short URL program, the process is very smooth, the only is in the verification of the Web site this step card shell, spent the whole process of half time, finally after a search, toss and test, only to find a perfect solution. In the

1. The article is just an idea for rewriting URLs. A succession of MS Components "Urlrewriter" and "Application_BeginRequest ()" Encoding in Global.asax, as well as ISAPI settings in IIS. Donna listed, the implementation method is also very simple.

I recently wrote a small example, you can see this first, there are small examples of the complete code download Http://www.jb51.net/article/20906.htm For a long time did not write technical articles, if you do not understand, see more than a few,

1. For URL rewriting, this article is just an idea. The MS component "urlrewriter" and the "application_beginrequest ()" encoding method in global. asax are successively available, as well as ISAPI settings in IIS. The implementation method is also

For a long time did not write technical articles, if you do not understand, see more than a few, Khan, or, in the back of the article (this is the most effective way), I will try to help everyone to answer questions. To find this article, should

This feature has been available since the Mycncart 1.3 release. The main function of this function is to use Baidu's initiative to push the function, the Mycncart system related URLs, such as classification, brand, goods, articles and other URL to

Header ("location". $url) cannot be used in an if statement? Header ("location". $url) cannot be used in if statement does not take effect What are the general non-effective situations? PHP header () ------Solution-------------------- Where's the