<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[dandinghe1990的专栏]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/dandinghe1990</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; dandinghe1990]]></copyright><item><title><![CDATA[web.xml文件详解]]></title><link>https://blog.youkuaiyun.com/dandinghe1990/article/details/84435881</link><guid>https://blog.youkuaiyun.com/dandinghe1990/article/details/84435881</guid><author>dandinghe1990</author><pubDate>Mon, 27 May 2013 16:20:48 +0800</pubDate><description><![CDATA[
Web.xml常用元素   
&amp;lt;web-app&amp;gt;   
&amp;lt;display-name&amp;gt;&amp;lt;/display-name&amp;gt;定义了WEB应用的名字   
&amp;lt;description&amp;gt;&amp;lt;/description&amp;gt; 声明WEB应用的描述信息   
&amp;lt;context-param&amp;gt;&amp;lt;/context-param&amp;gt; cont]]></description><category></category></item><item><title><![CDATA[html之marquee详解]]></title><link>https://blog.youkuaiyun.com/dandinghe1990/article/details/84433145</link><guid>https://blog.youkuaiyun.com/dandinghe1990/article/details/84433145</guid><author>dandinghe1990</author><pubDate>Mon, 20 May 2013 10:21:30 +0800</pubDate><description><![CDATA[
该标签不是HTML3.2的一部分，并且只支持MSIE3以后内核，所以如果你使用非IE内核浏览器(如：Netscape)可能无法看到下面一些很有意思的效果该标签是个容器标签语法：
&amp;lt;marquee&amp;gt;&amp;lt;/marquee&amp;gt;

以下是一个最简单的例子：

代码如下:
&amp;lt;marquee&amp;gt;&amp;lt;font size=+3 color=red&amp;gt;Hello, W...]]></description><category></category></item><item><title><![CDATA[Servlet生命周期]]></title><link>https://blog.youkuaiyun.com/dandinghe1990/article/details/84425512</link><guid>https://blog.youkuaiyun.com/dandinghe1990/article/details/84425512</guid><author>dandinghe1990</author><pubDate>Thu, 02 May 2013 10:25:55 +0800</pubDate><description><![CDATA[
Servlet运行在Servlet容器中，其生命周期由容器来管理。Servlet的生命周期通过javax.servlet.Servlet接口中的init()、service()和destroy()方法来表示。
Servlet的生命周期包含了下面4个阶段：
（1）加载和实例化
Servlet容器负责加载和实例化Servlet。当Servlet容器启动时，或者在容器检测到需要这个Servle...]]></description><category></category></item><item><title><![CDATA[如何搭建SVN服务器]]></title><link>https://blog.youkuaiyun.com/dandinghe1990/article/details/84425507</link><guid>https://blog.youkuaiyun.com/dandinghe1990/article/details/84425507</guid><author>dandinghe1990</author><pubDate>Thu, 02 May 2013 10:12:18 +0800</pubDate><description><![CDATA[
搭建SVN服务器
WINDOWS下搭建SVN服务器端的步骤：
1、安装Apache
2、安装SVN在C:/Program Files/Subversion下。
3、安装Tortoise   安装Tortoise完毕时会提示重新启动计算机, 重启完毕后安装简体中文语言包, 然后在任意目录点击右键, 会发现多出了一些SVN相关菜单, 选择其中的TortoiseSVN, 选择子菜单&quot;Setti...]]></description><category></category></item><item><title><![CDATA[android 环境变量搭建]]></title><link>https://blog.youkuaiyun.com/dandinghe1990/article/details/84425505</link><guid>https://blog.youkuaiyun.com/dandinghe1990/article/details/84425505</guid><author>dandinghe1990</author><pubDate>Thu, 02 May 2013 10:08:39 +0800</pubDate><description><![CDATA[
1. 下载开发工具 eclipse 或者 Intelliij IDEA 。
    eclipse下载地址 http://www.eclipse.org/downloads/  推荐下载Classic版本
2. 下载jdk(Java development kit) 和 android sdk(software development kit)并解压安装到指定目录。
3. 配置环境变量
...]]></description><category></category></item><item><title><![CDATA[Java容器集合类的区别用法]]></title><link>https://blog.youkuaiyun.com/dandinghe1990/article/details/84424733</link><guid>https://blog.youkuaiyun.com/dandinghe1990/article/details/84424733</guid><author>dandinghe1990</author><pubDate>Sun, 28 Apr 2013 16:51:58 +0800</pubDate><description><![CDATA[
Set,List,Map,Vector,ArrayList的区别
JAVA的容器---List,Map,Set Collection ├List │├LinkedList │├ArrayList │└Vector │　└Stack └Set Map ├Hashtable ├HashMap └WeakHashMap
Collection接口 　 　Collection是最基本的集合接口，一个C...]]></description><category></category></item><item><title><![CDATA[java实现文件copy]]></title><link>https://blog.youkuaiyun.com/dandinghe1990/article/details/84424647</link><guid>https://blog.youkuaiyun.com/dandinghe1990/article/details/84424647</guid><author>dandinghe1990</author><pubDate>Sun, 28 Apr 2013 14:49:12 +0800</pubDate><description><![CDATA[package package1;import java.io.File;import java.io.FileInputStream;import java.io.FileOutputStream;import java.io.IOException;public class CopyFile {    public byte[] getFile() throws IOException {  ...]]></description><category></category></item><item><title><![CDATA[CHARINDEX]]></title><link>https://blog.youkuaiyun.com/dandinghe1990/article/details/84424136</link><guid>https://blog.youkuaiyun.com/dandinghe1990/article/details/84424136</guid><author>dandinghe1990</author><pubDate>Sat, 27 Apr 2013 14:05:02 +0800</pubDate><description><![CDATA[CHARINDEX 返回字符串中指定表达式的起始位置。 语法 CHARINDEX ( e­xpression1 , e­xpression2 [ , start_location ] ) 参数 e­xpression1 一个表达式，其中包含要寻找的字符的次序。e­xpression1 是一个短字符数据类型分类的表达式。 e­xpression2 一个表达式，通常是一个用于搜索指定序列的列。e­xp...]]></description><category></category></item><item><title><![CDATA[oracle 存储过程  instr 函数]]></title><link>https://blog.youkuaiyun.com/dandinghe1990/article/details/84423820</link><guid>https://blog.youkuaiyun.com/dandinghe1990/article/details/84423820</guid><author>dandinghe1990</author><pubDate>Fri, 26 Apr 2013 16:59:43 +0800</pubDate><description><![CDATA[
instr( string1, string2 [, start_position [, nth_appearance ] ] )
　　参数分析：
　　string1，源字符串，要在此字符串中查找。　　string2：　　要在string1中查找的字符串。　　 start_position：　代表string1 的哪个位置开始查找。此参数可选，如果省略默认为1. 字符串索引从1开始。如果此参...]]></description><category></category></item><item><title><![CDATA[Oracle 游标使用大全]]></title><link>https://blog.youkuaiyun.com/dandinghe1990/article/details/84417333</link><guid>https://blog.youkuaiyun.com/dandinghe1990/article/details/84417333</guid><author>dandinghe1990</author><pubDate>Wed, 10 Apr 2013 10:18:13 +0800</pubDate><description><![CDATA[
我们将讨论各种用于访问ORACLE数据库的DDL和TCL语句。  查询      SELECT语句用于从数据库中查询数据，当在PL/SQL中使用SELECT语句时，要与INTO子句一起使用，查询的返回值被赋予INTO子句中的变量，变量的声明是在DELCARE中。SELECT             INTO语法如下：       SELECT [DISTICT|ALL]{*|column[,c...]]></description><category></category></item><item><title><![CDATA[Oracle 游标使用全解]]></title><link>https://blog.youkuaiyun.com/dandinghe1990/article/details/84417067</link><guid>https://blog.youkuaiyun.com/dandinghe1990/article/details/84417067</guid><author>dandinghe1990</author><pubDate>Tue, 09 Apr 2013 15:39:13 +0800</pubDate><description><![CDATA[-- 声明游标；CURSOR cursor_name IS select_statement--For 循环游标--（1）定义游标--（2）定义游标变量--（3）使用for循环来使用这个游标declare       --类型定义       cursor c_job       is       select empno,ename,job,sal       from emp       wh...]]></description><category></category></item><item><title><![CDATA[设置HTTP文件下载四要诀]]></title><link>https://blog.youkuaiyun.com/dandinghe1990/article/details/84410478</link><guid>https://blog.youkuaiyun.com/dandinghe1990/article/details/84410478</guid><author>dandinghe1990</author><pubDate>Thu, 21 Mar 2013 09:15:43 +0800</pubDate><description><![CDATA[
提示一：强制下载并控制文件名
在HTML中提供一个下载链接很简单：

 


1.&amp;lt;a href=&quot;http://download.httpwatch.com/httpwatch.exe&quot;&amp;gt;Download&amp;lt;a&amp;gt;



对于浏览器不知道如何呈现的二进制文件，如安装程序和ZIP文件，这工作的很好。这会出现一个对话框，允许用户将文件存储到本地。

问题在...]]></description><category></category></item><item><title><![CDATA[ iframe通过js连个页面传参]]></title><link>https://blog.youkuaiyun.com/dandinghe1990/article/details/84409630</link><guid>https://blog.youkuaiyun.com/dandinghe1990/article/details/84409630</guid><author>dandinghe1990</author><pubDate>Tue, 19 Mar 2013 14:21:12 +0800</pubDate><description><![CDATA[
  两个重要的javascript语句:    top.result.document.location='result.html?data=' + data;    和    window.top.frames['result'].document.getElementById(&quot;an&quot;).innerHTML=data;    都很好理解,  第一个就是js重新载入父窗口中name为resu...]]></description><category></category></item><item><title><![CDATA[SQL Union和SQL Union All用法]]></title><link>https://blog.youkuaiyun.com/dandinghe1990/article/details/84406760</link><guid>https://blog.youkuaiyun.com/dandinghe1990/article/details/84406760</guid><author>dandinghe1990</author><pubDate>Mon, 11 Mar 2013 16:01:37 +0800</pubDate><description><![CDATA[
SQL UNION 操作符
UNION 操作符用于合并两个或多个 SELECT 语句的结果集。
请注意，UNION 内部的 SELECT 语句必须拥有相同数量的列。列也必须拥有相似的数据类型。同时，每条 SELECT 语句中的列的顺序必须相同。
SQL UNION 语法SELECT column_name(s) FROM table_name1UNIONSELECT column_name...]]></description><category></category></item><item><title><![CDATA[ POI读取Excel(兼容Excel2003、Excel2007) ]]></title><link>https://blog.youkuaiyun.com/dandinghe1990/article/details/84383971</link><guid>https://blog.youkuaiyun.com/dandinghe1990/article/details/84383971</guid><author>dandinghe1990</author><pubDate>Tue, 22 Jan 2013 09:39:45 +0800</pubDate><description><![CDATA[
package excel3;/** * ClassName:ExcelReader.java * Author: wenbin.ji * CreateTime: Jan 28, 2011 11:16:29 AM * Description:Excel数据读取工具类，POI实现，兼容Excel2003，及Excel2007 **/import java.io.FileInputStream;im...]]></description><category></category></item><item><title><![CDATA[java利用POI 读取EXCEL]]></title><link>https://blog.youkuaiyun.com/dandinghe1990/article/details/84383675</link><guid>https://blog.youkuaiyun.com/dandinghe1990/article/details/84383675</guid><author>dandinghe1990</author><pubDate>Mon, 21 Jan 2013 13:34:44 +0800</pubDate><description><![CDATA[/*  * 使用POI读取EXCEL文件  */ import java.io.File; import java.io.FileInputStream; import java.util.ArrayList;  import org.apache.poi.hssf.usermodel.HSSFCell; import org.apache.poi.hssf.usermodel.HSSFRow; ...]]></description><category></category></item><item><title><![CDATA[MyEclipse配置使用SVN ]]></title><link>https://blog.youkuaiyun.com/dandinghe1990/article/details/84382992</link><guid>https://blog.youkuaiyun.com/dandinghe1990/article/details/84382992</guid><author>dandinghe1990</author><pubDate>Fri, 18 Jan 2013 14:30:26 +0800</pubDate><description><![CDATA[
一、安装SVN服务器及客户端1、服务器：本人用的是Setup-Subversion-1.6.6.msi，2、客户端：本人用的是TortoiseSVN-1.6.6.17493-win32-svn-1.6.6.msi及中文包LanguagePack_1.6.6.17493-win32-zh_CN.msi3、 操作：一路next---&amp;gt;next---&amp;gt;.....---&amp;gt;finish...]]></description><category></category></item><item><title><![CDATA[oracle列合并]]></title><link>https://blog.youkuaiyun.com/dandinghe1990/article/details/84381956</link><guid>https://blog.youkuaiyun.com/dandinghe1990/article/details/84381956</guid><author>dandinghe1990</author><pubDate>Wed, 16 Jan 2013 10:39:20 +0800</pubDate><description><![CDATA[
准备相关数据，以数据库维护平台中，字段审计表为例，数据记录如下所示：            select * from sys_audit_column;          
   
   方法一：使用wmsys.wm_concat       wmsys.wm_concat将字段的值用&quot;,&quot;来隔开。
      select table_name , column_name , ptdb...]]></description><category></category></item><item><title><![CDATA[JS正则验证邮箱的格式]]></title><link>https://blog.youkuaiyun.com/dandinghe1990/article/details/84378546</link><guid>https://blog.youkuaiyun.com/dandinghe1990/article/details/84378546</guid><author>dandinghe1990</author><pubDate>Tue, 08 Jan 2013 20:34:42 +0800</pubDate><description><![CDATA[一.相关的代码
function test()
    {
          var temp = document.getElementById(&quot;text1&quot;);
       //对电子邮件的验证
         var myreg = /^([a-zA-Z0-9]+[_|\_|\.]?)*[a-zA-Z0-9]+@([a-zA-Z0-9]+[_|\_|\.]?)*[a-zA-...]]></description><category></category></item><item><title><![CDATA[jsp引用servlet生成验证码]]></title><link>https://blog.youkuaiyun.com/dandinghe1990/article/details/84377713</link><guid>https://blog.youkuaiyun.com/dandinghe1990/article/details/84377713</guid><author>dandinghe1990</author><pubDate>Mon, 07 Jan 2013 16:07:43 +0800</pubDate><description><![CDATA[ 验证码在网站中是一个非常常用的，主要用于有效防止对某一个特定注册用户用特定程序暴力破解方式进行不断的登陆尝试。

此演示代码主要包括以下三部分：

1.checkCode.java     :用于生成验证码

2.checkCodeServler

3.check.jsp       验证

------------------------------------------...]]></description><category></category></item></channel></rss>