<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[ql1019的博客]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/ql1019</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; ql1019]]></copyright><item><title><![CDATA[mysql 添加、修改、删除字段语法实例]]></title><link>https://blog.youkuaiyun.com/ql1019/article/details/84607737</link><guid>https://blog.youkuaiyun.com/ql1019/article/details/84607737</guid><author>ql1019</author><pubDate>Wed, 18 Jun 2014 11:47:39 +0800</pubDate><description><![CDATA[

sql alert 添加、修改、删除字段语法实例
alter table 的语法如下：

alter table &quot;table_name&quot;
主键

   alter table tabelname add new_field_id int(5) unsigned default 0 not null auto_increment ,add primary key (new_fi...]]></description><category></category></item><item><title><![CDATA[浅析配置更快的Eclipse方法]]></title><link>https://blog.youkuaiyun.com/ql1019/article/details/84605488</link><guid>https://blog.youkuaiyun.com/ql1019/article/details/84605488</guid><author>ql1019</author><pubDate>Wed, 11 Jun 2014 09:22:47 +0800</pubDate><description><![CDATA[很多人感觉自己的elipse启动比较慢，其实并不是因为装的插件太多或者是导入的项目有点大，而是因为参数的设置不合理导致的。可以在eclipse.ini里面添加
-Xloggc:gc.log看看启动的日志。下面简单的说一下通过优化一下配置来节约eclipse的启动时间，文中的数据是我本机的环境，我本机内存为3.16G。
第一次优化：把-Xms（初始化堆大小）-Xmx（JVM最大堆大小）设置为51...]]></description><category></category></item><item><title><![CDATA[JS 数据类型转换]]></title><link>https://blog.youkuaiyun.com/ql1019/article/details/84447647</link><guid>https://blog.youkuaiyun.com/ql1019/article/details/84447647</guid><author>ql1019</author><pubDate>Thu, 27 Jun 2013 09:52:43 +0800</pubDate><description><![CDATA[JS 数据类型转换 方法主要有三种
 
转换函数、强制类型转换、利用js变量弱类型转换。
 
1. 转换函数：
 
js提供了parseInt()和parseFloat()两个转换函数。前者把值转换成整数，后者把值转换成浮点数。只有对String类型调用这些方法，这两个函数才能正确运行；对其他类型返回的都是NaN(Not a Number)。
 
在判断字符串是否是数字值前，par...]]></description><category></category></item><item><title><![CDATA[Extjs中的小技巧]]></title><link>https://blog.youkuaiyun.com/ql1019/article/details/84370870</link><guid>https://blog.youkuaiyun.com/ql1019/article/details/84370870</guid><author>ql1019</author><pubDate>Fri, 21 Dec 2012 16:16:43 +0800</pubDate><description><![CDATA[一、从form中获取field的三个方法：

１、Ext.getCmp('id');

２、FormPanel.getForm().findField('id/name');

３、Ext.get('id/name');//前提是FormPanel在界面上显示出来了。

 

二、ExtJS如何给textfield赋值的三个方法：

var value=&quot;值&quot;;

１、...]]></description><category></category></item><item><title><![CDATA[Ext TreePanel 异步加载后在此刷新]]></title><link>https://blog.youkuaiyun.com/ql1019/article/details/84361247</link><guid>https://blog.youkuaiyun.com/ql1019/article/details/84361247</guid><author>ql1019</author><pubDate>Tue, 27 Nov 2012 11:24:55 +0800</pubDate><description><![CDATA[var root = new Ext.tree.AsyncTreeNode({

text : '菜单根节点',

id : 'root',

// 设置异步树节点的数据加载器

loader : new Ext.tree.TreeLoader({

dataUrl : 'treenode.action',

requestMethod : &quot;get&quot;

})

}...]]></description><category></category></item><item><title><![CDATA[javascript 滑动条效果]]></title><link>https://blog.youkuaiyun.com/ql1019/article/details/84356698</link><guid>https://blog.youkuaiyun.com/ql1019/article/details/84356698</guid><author>ql1019</author><pubDate>Thu, 15 Nov 2012 09:09:56 +0800</pubDate><description><![CDATA[javascript 滑动条效果]]></description><category></category></item><item><title><![CDATA[ServletContextListener ]]></title><link>https://blog.youkuaiyun.com/ql1019/article/details/84355785</link><guid>https://blog.youkuaiyun.com/ql1019/article/details/84355785</guid><author>ql1019</author><pubDate>Tue, 13 Nov 2012 10:19:08 +0800</pubDate><description><![CDATA[   web.xml:
 &amp;lt;listener&amp;gt;
        &amp;lt;listener-class&amp;gt;com.common.ServletContextListeners&amp;lt;/listener-class&amp;gt;
    &amp;lt;/listener&amp;gt; 
java类:
public class ServletContextListeners implements...]]></description><category></category></item><item><title><![CDATA[IntelliJ Idea 常用快捷键列表 .]]></title><link>https://blog.youkuaiyun.com/ql1019/article/details/84219980</link><guid>https://blog.youkuaiyun.com/ql1019/article/details/84219980</guid><author>ql1019</author><pubDate>Fri, 18 May 2012 13:32:53 +0800</pubDate><description><![CDATA[Alt+回车 导入包,自动修正Ctrl+N   查找类Ctrl+Shift+N 查找文件Ctrl+Alt+L  格式化代码
Ctrl+Alt+O 优化导入的类和包Alt+Insert 生成代码(如get,set方法,构造函数等)Ctrl+E或者Alt+Shift+C  最近更改的代码Ctrl+R 替换文本
Ctrl+F 查找文本Ctrl+Shift+Space 自动补全代码Ctrl+空格 代码...]]></description><category></category></item><item><title><![CDATA[oracle移植至mysql相关sql语句]]></title><link>https://blog.youkuaiyun.com/ql1019/article/details/84213328</link><guid>https://blog.youkuaiyun.com/ql1019/article/details/84213328</guid><author>ql1019</author><pubDate>Fri, 04 May 2012 15:07:52 +0800</pubDate><description><![CDATA[ 
一． 



项目已用到

oracle

函数的转换



1．  



Oracle

中的

TO_DATE

（）



示例：

select * from admadjustmoney t where t.sendtime&amp;gt;
to_date(?,'yyyy-mm-dd      
hh24:mi:ss')
 a...]]></description><category></category></item><item><title><![CDATA[jsoup 取json值]]></title><link>https://blog.youkuaiyun.com/ql1019/article/details/84181957</link><guid>https://blog.youkuaiyun.com/ql1019/article/details/84181957</guid><author>ql1019</author><pubDate>Sat, 07 Apr 2012 17:17:33 +0800</pubDate><description><![CDATA[ 
//json页面返回格式{&quot;data&quot;:{&quot;blogs&quot;:[{&quot;albid&quot;:865218,&quot;id&quot;:12323,.....
org.json.JSONObject
 
//返回多个json里面的id值
    public static List  findimgCrawIdList(String url)  {
        List imgCrawIdList=new Ar...]]></description><category></category></item><item><title><![CDATA[js实现（可实现局部打印）]]></title><link>https://blog.youkuaiyun.com/ql1019/article/details/84156935</link><guid>https://blog.youkuaiyun.com/ql1019/article/details/84156935</guid><author>ql1019</author><pubDate>Wed, 22 Feb 2012 13:53:31 +0800</pubDate><description><![CDATA[http://www.iteye.com/topic/1114154  
 
 
 
 
function doPrint() {
    bdhtml = window.document.body.innerHTML;
    sprnstr = &quot;&amp;lt;!--startprint--&amp;gt;&quot;;
    eprnstr = &quot;&amp;lt;!--endprint--&amp;gt;&quot;;
...]]></description><category></category></item><item><title><![CDATA[一次对同一张表的N条数据更新操作]]></title><link>https://blog.youkuaiyun.com/ql1019/article/details/84149879</link><guid>https://blog.youkuaiyun.com/ql1019/article/details/84149879</guid><author>ql1019</author><pubDate>Tue, 07 Feb 2012 17:42:32 +0800</pubDate><description><![CDATA[jsp页面中:
 
 
  &amp;lt;s:iterator value=&quot;#request.votePicList&quot; id=&quot;obj&quot; status=&quot;st&quot;&amp;gt;
           &amp;lt;input  type=&quot;hidden&quot;  value='${id}' name=&quot;votePicList[${st.index}].id&quot;  /&amp;gt;
         ]]></description><category></category></item><item><title><![CDATA[js 获取当前时间,以及js中日期转换成字符串判断问题]]></title><link>https://blog.youkuaiyun.com/ql1019/article/details/84149562</link><guid>https://blog.youkuaiyun.com/ql1019/article/details/84149562</guid><author>ql1019</author><pubDate>Tue, 07 Feb 2012 11:03:33 +0800</pubDate><description><![CDATA[&amp;lt;script&amp;gt;
 function time_show()  
 {  
   var myDate = new Date();
    myDate.getYear();       //获取当前年份(2位)
    myDate.getFullYear();   //获取完整的年份(4位,1970-????)
    myDate.getMonth();      /...]]></description><category></category></item><item><title><![CDATA[eclipse反编译插件Jadclipse]]></title><link>https://blog.youkuaiyun.com/ql1019/article/details/84148475</link><guid>https://blog.youkuaiyun.com/ql1019/article/details/84148475</guid><author>ql1019</author><pubDate>Sat, 04 Feb 2012 10:05:30 +0800</pubDate><description><![CDATA[一、下载Jad

    
http://www.kpdus.com/jad.html#download，在该页中找到适合自己操作系统平台的jad下载。下载后解压，然后将解
压后的jad.exe文件复制到D:\Program Files\Java\jdk1.6.0_01\bin\目录下面（可以将jad.exe随便放到哪，只要记住路径就好，下面要用到）。 

二、下载安装jadclips...]]></description><category></category></item><item><title><![CDATA[jquery选择器]]></title><link>https://blog.youkuaiyun.com/ql1019/article/details/84132191</link><guid>https://blog.youkuaiyun.com/ql1019/article/details/84132191</guid><author>ql1019</author><pubDate>Tue, 31 Jan 2012 10:06:56 +0800</pubDate><description><![CDATA[ 
$

的选择器部分

: 


凡是运用

$,

其返回值是一个

object 

$

选择器主要用于选择标签

.

基本用法是同

css

的选择器

.

但是

,

很让人兴奋的是

,

他支持常见的浏览器

,

而

css

中很多选择器是

IE6

所不支持的
...]]></description><category></category></item><item><title><![CDATA[xheditor]]></title><link>https://blog.youkuaiyun.com/ql1019/article/details/84128324</link><guid>https://blog.youkuaiyun.com/ql1019/article/details/84128324</guid><author>ql1019</author><pubDate>Fri, 13 Jan 2012 15:03:48 +0800</pubDate><description><![CDATA[&amp;lt;%@ page language=&quot;java&quot; pageEncoding=&quot;UTF-8&quot;%&amp;gt;
&amp;lt;%@ taglib uri=&quot;/struts-tags&quot; prefix=&quot;s&quot; %&amp;gt;
&amp;lt;!DOCTYPE html PUBLIC &quot;-//W3C//DTD XHTML 1.0 Transitional//EN&quot; &quot;http://w]]></description><category></category></item><item><title><![CDATA[myclipse 8.5 svn安装]]></title><link>https://blog.youkuaiyun.com/ql1019/article/details/84121989</link><guid>https://blog.youkuaiyun.com/ql1019/article/details/84121989</guid><author>ql1019</author><pubDate>Thu, 29 Dec 2011 13:59:16 +0800</pubDate><description><![CDATA[ 
方法总结

方法一：在线安装

1.
打开
HELP-&amp;amp;gt;MyEclipse Configuration
Center
。切换到
SoftWare
标签页。

2.
点击
Add Site 
打开对话框，在对话框
Name
输入
Svn
，
URL
中输入：
http://subclipse.tigris.org/update_1.6....]]></description><category></category></item><item><title><![CDATA[java利用exe4j生成exe可执行文件]]></title><link>https://blog.youkuaiyun.com/ql1019/article/details/84077858</link><guid>https://blog.youkuaiyun.com/ql1019/article/details/84077858</guid><author>ql1019</author><pubDate>Mon, 07 Nov 2011 15:31:51 +0800</pubDate><description><![CDATA[
前言：

我们都知道Java可以将二进制程序打包成可执行jar文件，双击这个jar和双击exe效果是一样一样的，但感觉还是不同。其实将java程序打包成exe也需要这个可执行jar文件。

准备：

eclipse、exe4j（网上有软件和帐号下载）

第一步，将java项目打包成可执行jar文件，首先看一下我的java project结构，Main.java是程序入口类，里面...]]></description><category></category></item><item><title><![CDATA[深度克隆]]></title><link>https://blog.youkuaiyun.com/ql1019/article/details/84055526</link><guid>https://blog.youkuaiyun.com/ql1019/article/details/84055526</guid><author>ql1019</author><pubDate>Fri, 28 Oct 2011 13:31:37 +0800</pubDate><description><![CDATA[/**

	 * @see 深度克隆
	 * @param srcObj
	 * @return
	 */
	public static final Object depthClone(Object srcObj) {
		Object cloneObj = null;
		try {
			ByteArrayOutputStream out = new ByteArrayOut...]]></description><category></category></item><item><title><![CDATA[数字在数组中出现的次数]]></title><link>https://blog.youkuaiyun.com/ql1019/article/details/84047441</link><guid>https://blog.youkuaiyun.com/ql1019/article/details/84047441</guid><author>ql1019</author><pubDate>Fri, 14 Oct 2011 10:11:07 +0800</pubDate><description><![CDATA[import java.util.*;  

public class MostNum  
{  
	   public static Map map(int[] nums){  
	        Map m = new HashMap();  
	        for(int n:nums){  
	            if(m.keySet().contains(n)){...]]></description><category></category></item></channel></rss>