<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[落叶→知秋]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/chen1540</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; chen1540]]></copyright><item><title><![CDATA[Java之递归和迭代用法]]></title><link>https://blog.youkuaiyun.com/chen1540/article/details/84596117</link><guid>https://blog.youkuaiyun.com/chen1540/article/details/84596117</guid><author>chen1540</author><pubDate>Sat, 03 May 2014 21:23:04 +0800</pubDate><description><![CDATA[
斐波那契数列的求和示例
package com.cxl.algorithm;

/**
 * 斐波那契数列
 *
 */
public class FibonacciSequenceTest {
	private static final int a1 = 1;//第一项默认值
	private static final int a2 = 2;//第二项默认值
	
	pu...]]></description><category></category></item><item><title><![CDATA[hibernate get() load() 方法区别]]></title><link>https://blog.youkuaiyun.com/chen1540/article/details/84506718</link><guid>https://blog.youkuaiyun.com/chen1540/article/details/84506718</guid><author>chen1540</author><pubDate>Mon, 25 Nov 2013 13:10:50 +0800</pubDate><description><![CDATA[
get和load区别
1.get()采用立即加载方式,返回的是有实体数据的对象，而load()采用延迟加载，返回的是代理对象   a.get方法首先查询session缓存(一级缓存)，如果该对象被代理过，返回代理对象，没有被代理过,  返回实体类对象，在一级缓存里没有数据，就会查询二级缓存，最后查询数据库,是立即发出sql语句      b.load方法也是首先查询session缓存(一级缓...]]></description><category></category></item><item><title><![CDATA[java工程中使用freemarker例子]]></title><link>https://blog.youkuaiyun.com/chen1540/article/details/84505900</link><guid>https://blog.youkuaiyun.com/chen1540/article/details/84505900</guid><author>chen1540</author><pubDate>Thu, 21 Nov 2013 21:40:40 +0800</pubDate><description><![CDATA[
新建java project，引入freemarker.jar， 本工程是用的版本：freemarker-2.3.20 版本
java工程目录如下：
test.ftl文件
name : ${name}
age : ${age}
 test类
package com.freemarker;

import java.io.File;
import java.io.IOExcep...]]></description><category></category></item><item><title><![CDATA[java 反射]]></title><link>https://blog.youkuaiyun.com/chen1540/article/details/84505899</link><guid>https://blog.youkuaiyun.com/chen1540/article/details/84505899</guid><author>chen1540</author><pubDate>Thu, 21 Nov 2013 21:39:42 +0800</pubDate><description><![CDATA[
Class&amp;lt;T&amp;gt;类（在java.lang包中，Instances of the class Classrepresent classes and interfaces in a running Javaapplication）：在Java中，每个class都有一个相应的Class对象。也就是说，当我们编写一个类，编译完成后，在生成的.class文件中，就会产生一个Class对象，用...]]></description><category></category></item><item><title><![CDATA[Spring中JdbcTemplate中使用RowMapper]]></title><link>https://blog.youkuaiyun.com/chen1540/article/details/84505897</link><guid>https://blog.youkuaiyun.com/chen1540/article/details/84505897</guid><author>chen1540</author><pubDate>Thu, 21 Nov 2013 21:38:00 +0800</pubDate><description><![CDATA[
package com.cxl.demo.dao;

import java.sql.ResultSet;
import java.sql.SQLException;
import java.util.List;
import org.springframework.jdbc.core.JdbcTemplate;
import org.springframework.jdbc.co...]]></description><category></category></item><item><title><![CDATA[java内部类]]></title><link>https://blog.youkuaiyun.com/chen1540/article/details/84505896</link><guid>https://blog.youkuaiyun.com/chen1540/article/details/84505896</guid><author>chen1540</author><pubDate>Thu, 21 Nov 2013 21:34:42 +0800</pubDate><description><![CDATA[
java内部类分为： 静态嵌套类、成员内部类、方法内部类、匿名内部类。
内部类的共性(1)、内部类仍然是一个独立的类，在编译之后内部类会被编译成独立的.class文件，但是前面冠以外部类的类名和$符号。(2)、内部类不能用普通的方式访问。内部类是外部类的一个成员，因此内部类可以自由地访问外部类的成员变量，无论是否是private的。(3)、内部类声明成静态的，就不能随便的访问外部类的成员变量...]]></description><category></category></item><item><title><![CDATA[eclipse中使用junit测试时内存溢出问题]]></title><link>https://blog.youkuaiyun.com/chen1540/article/details/84488020</link><guid>https://blog.youkuaiyun.com/chen1540/article/details/84488020</guid><author>chen1540</author><pubDate>Sat, 12 Oct 2013 12:49:22 +0800</pubDate><description><![CDATA[
eclipse中使用junit测试时总是报错：java.lang.OutOfMemoryError: PermGen space
上网查找错误原因是：内存溢出
1、PermGen space简介
PermGen space的全称是Permanent Generation space，是指内存的永久保存区域OutOfMemoryError: PermGen space从表面上看就是内存益出...]]></description><category></category></item><item><title><![CDATA[spring3.1.3整合hibernate3.6.4session报错]]></title><link>https://blog.youkuaiyun.com/chen1540/article/details/84483566</link><guid>https://blog.youkuaiyun.com/chen1540/article/details/84483566</guid><author>chen1540</author><pubDate>Thu, 26 Sep 2013 14:48:07 +0800</pubDate><description><![CDATA[
spring3.1.3整合hibernate3.6.4，在使用hibernate getCurrentSession()方法时，总是报如下错误：
 
org.hibernate.HibernateException: No Hibernate Session bound to thread, and configuration does not allow creation of non-...]]></description><category></category></item><item><title><![CDATA[Hibernate4 基于xml实例]]></title><link>https://blog.youkuaiyun.com/chen1540/article/details/84483272</link><guid>https://blog.youkuaiyun.com/chen1540/article/details/84483272</guid><author>chen1540</author><pubDate>Wed, 25 Sep 2013 20:37:54 +0800</pubDate><description><![CDATA[
hibernate最新版本：hibernate-release-4.2.5.Final
 
Myeclipse 8.5 + jdk1.6.10(使用自己的jdk1.5报错，提示版本过低，网上说是hibernate4以上版本需要jdk1.6，但是使用myeclipse自带的1.5没有问题)
 
jar包：hibernate-release-4.2.5.Final\lib\required...]]></description><category></category></item><item><title><![CDATA[hibernate4 二级缓存demo实例]]></title><link>https://blog.youkuaiyun.com/chen1540/article/details/84483271</link><guid>https://blog.youkuaiyun.com/chen1540/article/details/84483271</guid><author>chen1540</author><pubDate>Wed, 25 Sep 2013 20:36:42 +0800</pubDate><description><![CDATA[
hibernate使用版本是：hibernate-release-4.2.5.Final
需要的jar包：hibernate-release-4.2.5.Final\lib\required下所有jar包
ehcache  jar包：hibernate-release-4.2.5.Final\lib\optional\ehcache下所有包
junit：junit-4.10.jar和my...]]></description><category></category></item><item><title><![CDATA[Java Enum的常见用法]]></title><link>https://blog.youkuaiyun.com/chen1540/article/details/84480648</link><guid>https://blog.youkuaiyun.com/chen1540/article/details/84480648</guid><author>chen1540</author><pubDate>Tue, 17 Sep 2013 16:58:25 +0800</pubDate><description><![CDATA[
Java Enum（枚举）的用法
 
Enum: 用来表示一组相同类型的常量
 
定义一个枚举：
public enum WeekDay {

	//最好全大写，因为枚举类型的值是public static final的
	MON(&quot;Monday&quot;), TUE(&quot;Tuesday&quot;), WED(&quot;Wednesday&quot;), THU(&quot;Thursday&quot;), 
		FRI(&quot;Fri...]]></description><category></category></item><item><title><![CDATA[基于注解SpringMVC+freemarker实例]]></title><link>https://blog.youkuaiyun.com/chen1540/article/details/84479889</link><guid>https://blog.youkuaiyun.com/chen1540/article/details/84479889</guid><author>chen1540</author><pubDate>Sun, 15 Sep 2013 22:58:19 +0800</pubDate><description><![CDATA[
基于注解的SpringMVC+freemarker demo实例
 
web项目图
 
web.xml文件
&amp;lt;?xml version=&quot;1.0&quot; encoding=&quot;UTF-8&quot;?&amp;gt;
&amp;lt;web-app id=&quot;WebApp_ID&quot; version=&quot;2.4&quot; xmlns=&quot;http://java.sun.com/xml/ns/j2ee&quot; xmlns:]]></description><category></category></item><item><title><![CDATA[Hibernate4 annotation实例补充]]></title><link>https://blog.youkuaiyun.com/chen1540/article/details/84479872</link><guid>https://blog.youkuaiyun.com/chen1540/article/details/84479872</guid><author>chen1540</author><pubDate>Sun, 15 Sep 2013 21:24:01 +0800</pubDate><description><![CDATA[
使用hibernate最新版本：hibernate-release-4.2.5.Final
本文是对之前的hibernate4 annotation实例的补充说明
hibernate4配置文件头信息（不可缺省）为：
&amp;lt;?xml version='1.0' encoding='utf-8'?&amp;gt;
&amp;lt;!DOCTYPE hibernate-configuration PUBL...]]></description><category></category></item><item><title><![CDATA[ Hibernate4 基于annotation实例]]></title><link>https://blog.youkuaiyun.com/chen1540/article/details/84479860</link><guid>https://blog.youkuaiyun.com/chen1540/article/details/84479860</guid><author>chen1540</author><pubDate>Sun, 15 Sep 2013 20:09:47 +0800</pubDate><description><![CDATA[


hibernate最新版本：hibernate-release-4.2.5.Final
 
Myeclipse 8.5 + jdk1.6.10(使用自己的jdk1.5报错，提示版本过低，网上说是hibernate4以上版本需要jdk1.6，但是使用myeclipse自带的1.5没有问题)
 
jar包：hibernate-release-4.2.5.Final\lib\requ...]]></description><category></category></item><item><title><![CDATA[Spring监控器作用]]></title><link>https://blog.youkuaiyun.com/chen1540/article/details/84473710</link><guid>https://blog.youkuaiyun.com/chen1540/article/details/84473710</guid><author>chen1540</author><pubDate>Wed, 28 Aug 2013 10:38:18 +0800</pubDate><description><![CDATA[
&amp;lt;!-- 载入Spring ApplicationContext --&amp;gt;
  &amp;lt;listener&amp;gt;
  	&amp;lt;listener-class&amp;gt;org.springframework.web.context.ContextLoaderListener&amp;lt;/listener-class&amp;gt;
  &amp;lt;/listener&amp;gt;
 ContextLo...]]></description><category></category></item><item><title><![CDATA[eclipse中jdk的几个配置]]></title><link>https://blog.youkuaiyun.com/chen1540/article/details/84473556</link><guid>https://blog.youkuaiyun.com/chen1540/article/details/84473556</guid><author>chen1540</author><pubDate>Tue, 27 Aug 2013 21:21:10 +0800</pubDate><description><![CDATA[
eclipse或MyEclipse  web项目中jdk版本设置
1.Windows-&amp;gt;Preferences-&amp;gt;java-&amp;gt;Installed JREs--&amp;gt;Add--&amp;gt;StandardJVM-&amp;gt;选择自己的jdk 
 
2.Windows-&amp;gt;Preferences-&amp;gt;java-&amp;gt;compiler -&amp;gt;选择自己的jdk版本
3...]]></description><category></category></item><item><title><![CDATA[JavaBean,List,Map转成json格式]]></title><link>https://blog.youkuaiyun.com/chen1540/article/details/84229289</link><guid>https://blog.youkuaiyun.com/chen1540/article/details/84229289</guid><author>chen1540</author><pubDate>Tue, 05 Jun 2012 22:50:35 +0800</pubDate><description><![CDATA[[code=&quot;java&quot;]public class User {
	
	private String username;
	private String password;
	
	public String getUsername() {
		return username;
	}
	public void setUsername(String username) {
		thi...]]></description><category></category></item><item><title><![CDATA[jQuery+json+servlet 动态取后台数据]]></title><link>https://blog.youkuaiyun.com/chen1540/article/details/84228634</link><guid>https://blog.youkuaiyun.com/chen1540/article/details/84228634</guid><author>chen1540</author><pubDate>Mon, 04 Jun 2012 23:13:40 +0800</pubDate><description><![CDATA[
使用jQuery+json+servlet动态取后台的list集合的数据。 需要引入json相关的jar包(见附件) 项目结构见附件图
 
后台servlet： 
package com.cxl.servlet;

import java.io.IOException;
import java.io.PrintWriter;
import java.util.ArrayList;...]]></description><category></category></item><item><title><![CDATA[dom4j解析XML文件]]></title><link>https://blog.youkuaiyun.com/chen1540/article/details/84225533</link><guid>https://blog.youkuaiyun.com/chen1540/article/details/84225533</guid><author>chen1540</author><pubDate>Tue, 29 May 2012 21:44:46 +0800</pubDate><description><![CDATA[需要引入dom4j的jar包

struts.xml(工程src目录下)
[code=&quot;java&quot;]


 	
		
		  	
		  		queryUsers
		  		/user
		    
		    /error.jsp
		 
	 	
	  		/show.jsp
	 	
 	

[/code]

[b]解析xml[/b][code=&quot;ja...]]></description><category></category></item></channel></rss>