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chenaha：
不知道大哥是否会用sencha touch，我想写一个这样的效 ...
用ext读取XML写一个“省-市-邮编”三级联动
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import java.io.File;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.util.List;
import java.util.zip.ZipEntry;
import java.util.zip.ZipInputStream;
import java.util.zip. ...
import java.io.IOException;
import java.io.InputStream;
import java.sql.CallableStatement;
import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.PreparedStatement;
import java.sql.ResultSet;
import java.sql.ResultSetMetaData;
import java.sql.SQLException;
import java.sql ...
1.引入jar包
AJAXRPC.jar 和 flexjson.jar
2.描述RPC
编写一个public static方法
package service;
public class UserService {
public static String hello(String name) {
return "hello" + name;
}
}
WEB-INF/rpc-config.xml
<?xml version="1.0" encoding="UTF-8"?>
&l ...
<html>
<head>
<title></title>
<link href="edo/res/css/edo-all.css" rel="stylesheet" type="text/css" />
</head>
<body>
</body>
</html>
<script src="edo/edo.js" type="text/javascript&qu ...
$.fn.menu = function (url, fn) {
var ret = null;
$.ajax({type:"get", async:false, url:url, success:function (d) {
ret = (eval("(" + d + ")"));
}});
var docH = $("#center").height();
var mhead = $("<div>").html("\u7cfb\u7edf\u83 ...
我的doubleselect
- 博客分类：
- 我的JS库
var Ajax = function(url, params, callback) { var reqError = "\u54cd\u5e94\u5f02\u5e38\uff01\uff01\uff01"; var sendData = null; var createXHR = function () { var XHR; if (window.XMLHttpRequest) { XHR = new XMLHttpRequest(); ...
function Node(id, pid, text, href, icon) { this.id = id; this.pid = pid || null; this.text = text || null; this.href = href || null; this.icon = icon || null; this.leaf = true; this.level = 0; this.parent = null; this.tabletree = null; this.childNodes = []; var chk = document.createElement("inpu ...
function Menu() { this.tbarH = 34; this.bbarH = 28; this.barH = 27; this.emendation = document.all ? 5 : 11; this.tbarCss = "border:1px solid #99BBE8;background:url(images/tbar-bg.gif) repeat-x;font-weight: bold;color:#15428B;line-height:34;height:" + this.tbarH + "px&qu ...
function Menu() {
this.tbarH = 28;
this.bbarH = 28;
this.barH = 25;
this.container;
if (!arguments[0]) {
alert("\u8bf7\u5728\u521b\u5efa\u83dc\u5355\u65f6\u6307\u5b9a\u83dc\u5355\u7684\u5bb9\u5668");
return;
}
if (typeof (arguments[0]) == ...
1.添加freemaker.jar包
2.servlet中
Configuration conf = new Configuration();
conf.setServletContextForTemplateLoading(this.getServletContext(),
"web");
conf.setDefaultEncoding("UTF-8");
Template tpl = conf.getTemplate("list.htm" ...
public interface IBasic {
/**
* 测试字符串
* @return
*/
public String hello();
/**
* 取一辆汽车 测试对象传递
* @return
*/
public Car getCar();
}
public class BasicService implemen ...
1.发送消息
public static void send()
{
try
{
ConnectionFactory connectionFactory = new ActiveMQConnectionFactory(
"tcp://10.47.224.169:61616");
Connection connection = connectionFactory.createConnection();
conne ...
1.加入iBatis.jar和数据库驱动包
2.编写全局配置文件(数据库配置)sqlMapConfig.xml
<?xml version="1.0" encoding="UTF-8" ?>
<!DOCTYPE sqlMapConfig
PUBLIC "-//iBATIS.com//DTD SQL Map Config 2.0//EN"
"http://www.ibatis.com/dtd/sql-map-config-2.dtd">
<sqlMapConfig>
...
前段时间做一个Demo，需要在里面实现实时的系统内存、CPU、线程等信息。考虑Ajax的Polling来实现，但发现CPU很高，频繁的Ajax访问，服务器受不了呀。
目前，初步实现push的服务器还不成熟。servlet3.0，Tomcat等有实现，但很麻烦。
幸好08年有DWR的使用经历，DWR3.0的反向功能，让我看到了希望。下面来说说他实现的一个及时聊天吧。
1.导入dwr.jar
2.servlet配置
<servlet>
<servlet-name>dwr-invoker</servlet-name>
<servlet-c ...