If you supply this function with a URL that points to a resource that returns data that is not well-formed (in the XML sense), then you will get an error.
如果这个URL指向的是一个返回的数据结构不合法(从xml的角度来说)的资源，这时候再使用此函数就会得到一个错误。
In the case of an error page, it may be linked to a valid URL in the search engine local repository.
就错误页面来说，在搜索引擎的本地知识库中，它可能被链接到一个有效的URL。
Unfortunately, if there's an error in the URL it will lead to the aggregator seeing a new item, and keeping the erroneous item as well.
但是很不幸，如果URL中有一个错误，则会被聚集器认为是一个新的条目，而且这个错误条目不会被发现。
A network error could result from an unauthorized URL due to model access or an incorrect URL.
由于模型访问或错误url而产生的未授权URL可能会导致网络错误。
We then look for the UNID passed-in via query string of the requesting URL with minimal error checking.
然后通过请求url的查询字符串查找传入的UNID，并进行最小错误检查。
We'll also see how URL rewriting can be used to create an intelligent 404 error.
我们还将了解如何将URl重写用于创建智能404错误。
For example, you've certainly entered a request for a URL, typed the URL incorrectly, and received a 404 error code to indicate a page is missing.
比方说，您肯定遇到过输入了错误的URL请求而得到404错误码的情形，它表示该页面不存在。
You've already seen how to check for a 404 error when a URL doesn't exist.
您已经看到了当 URL不存在时应该如何检查 404错误。
Any URL submitted that doesn't match a given method causes a 404 error, unless a default method is defined.
任何提交的URL如果无法匹配给定方法，就会产生一个404错误，除非定义了一个default方法。
This file will be handy later on because when you fire up EC2 in Eclipse, the URL Eclipse brings up is the context root; if no index.html file is found, you'll get an error page from Tomcat.
这个文件会给以后提供方便，因为在Eclipse中访问ec2时，Eclipse访问的URL是上下文根；如果没有找到index . html文件，就会收到来自Tomcat的错误页面。
This extension fixes the most common URL typing blunders, helping you bring up the right site without seeing an error message.
这个扩展能修正最常见的URL输入错误，帮你直达正确站点而不必看见出错的提示。
NET redirects to the error page, passing a parameter that contains the original URL.
NET 就会重新导入错误页面，传递包含原始 URL 的参数。
An error occurred on the server when processing the URL.
发生一个错误的URL时，将在服务器上处理。
The most common error page is the HTTP 404 "Not found: The requested URL/whatever. html was not found on this server."
当输入的URL或者网址未被找到时，经常出现的错误页面是HTTP404“未找到”页面。
Error code: 404 The requested URL was not found on this server, please contact with your system administrator.
错误代码：404您访问的地址或文件不存在，请联系您的系统管理员。
Error code: 404 The requested URL was not found on this server, please contact with your system administrator.
错误代码：404您访问的地址或文件不存在，请联系您的系统管理员。
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