html parse高手进
我想用html parser修改htm为什么不行，通过程序连接href时，说UnknownHostException，运行程序报错如下：
java.net.UnknownHostException: help.sap.com
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:177)
at java.net.Socket.connect(Socket.java:516)
at java.net.Socket.connect(Socket.java:466)
at sun.net.NetworkClient.doConnect(NetworkClient.java:157)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:365)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:477)
at sun.net.www.http.HttpClient. <init>(HttpClient.java:214)
at sun.net.www.http.HttpClient.New(HttpClient.java:287)
at sun.net.www.http.HttpClient.New(HttpClient.java:299)
at sun.net.www.protocol.http.HttpURLConnection.getNewHttpClient(HttpURLConnection.java:795)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:747)
at sun.net.www.protocol.http.HttpURLConnection.connect(HttpURLConnection.java:672)
at sun.net.www.protocol.http.HttpURLConnection.getInputStream(HttpURLConnection.java:916)
at java.net.URL.openStream(URL.java:1007)
at info.monitorenter.cpdetector.io.UnicodeDetector.detectCodepage(UnicodeDetector.java:165)
at info.monitorenter.cpdetector.io.CodepageDetectorProxy.detectCodepage(CodepageDetectorProxy.java:132)
at com.anycase.admin.util.CharsetDetector.getCharset(CharsetDetector.java:40)
at org.apache.jsp.dojo
相关问答：
我用js在html中添加空间的方式可以在ff下的html文件中输出mathml公式，代码如下：
=================================
<head>
<script type="text/javascript">
var myns = &qu ......
比如我想做一个这样的网站：
获取外部html的代码，例如 http://www.cnblogs.com/ioriliao/ 的html代码然后用dom进行
解释。
现在遇到的问题就是如何去获取外部的html代码。
请高人指点。谢谢！
ie --》保存
......
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Text;
using System.Windows.Forms;
using System.IO;
using Syst ......
这是我的代码，大家看一下什么错
Dim appPPT As PowerPoint.Application
Dim ppt As PowerPoint.Presentation
&nbs ......
