<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[zzf555123的博客]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/zzf555123</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; zzf555123]]></copyright><item><title><![CDATA[ORACLE时间函数(SYSDATE)深入理解]]></title><link>https://blog.youkuaiyun.com/zzf555123/article/details/83341036</link><guid>https://blog.youkuaiyun.com/zzf555123/article/details/83341036</guid><author>zzf555123</author><pubDate>Wed, 24 Oct 2018 11:16:05 +0800</pubDate><description><![CDATA[加法 
select sysdate,add_months(sysdate,12) from dual; --加1年 
select sysdate,add_months(sysdate,1) from dual; --加1月 
select sysdate,to_char(sysdate+7,'yyyy-mm-dd HH24:MI:SS') from dual; --加1星期 
select s...]]></description><category></category></item><item><title><![CDATA[js验证文本框内容不能为空]]></title><link>https://blog.youkuaiyun.com/zzf555123/article/details/81287056</link><guid>https://blog.youkuaiyun.com/zzf555123/article/details/81287056</guid><author>zzf555123</author><pubDate>Mon, 30 Jul 2018 16:16:42 +0800</pubDate><description><![CDATA[js验证文本框内容不能为空

&amp;lt;input onblur=&quot;if(this.value.replace(/^ +| +$/g,'')=='')alert('不能为空!')&quot;&amp;gt;

只能输入英文和数字
&amp;lt;input onblur=&quot;if(/[^0-9a-zA-Z]/g.test(value))alert('有错')&quot;&amp;gt;
&amp;lt;input onkeyup=&quot;value=valu...]]></description><category></category></item><item><title><![CDATA[字符串+1方法，该方法将其结尾的整数+1,适用于任何以整数结尾的字符串,不限格式，不限分隔符。]]></title><link>https://blog.youkuaiyun.com/zzf555123/article/details/80487624</link><guid>https://blog.youkuaiyun.com/zzf555123/article/details/80487624</guid><author>zzf555123</author><pubDate>Mon, 28 May 2018 19:46:04 +0800</pubDate><description><![CDATA[public static String addOne(String testStr){        String[] strs = testStr.split(&quot;[^0-9]&quot;);//根据不是数字的字符拆分字符串        String numStr = strs[strs.length-1];//取出最后一组数字        if(numStr != null &amp;amp;&amp;amp; n...]]></description><category></category></item><item><title><![CDATA[DecimalFormat 保留小数格式化]]></title><link>https://blog.youkuaiyun.com/zzf555123/article/details/80451884</link><guid>https://blog.youkuaiyun.com/zzf555123/article/details/80451884</guid><author>zzf555123</author><pubDate>Fri, 25 May 2018 15:18:33 +0800</pubDate><description><![CDATA[DecimalFormat format 方法大家在format()一个小数是，总是对格式中的'0'和'#'有些不解吧！eg:     1：new DecimalFormat(&quot;00.000&quot;).format(pi) //结果：03.142    2：new DecimalFormat(&quot;##.###&quot;).format(pi) //结果：3.142都是对pi进行格式化，但第一个的结果是03.142...]]></description><category></category></item><item><title><![CDATA[mybatis-generator自动创建数据库中的表，生成的文件有实体类，mapper.xml配置文件等]]></title><link>https://blog.youkuaiyun.com/zzf555123/article/details/80432042</link><guid>https://blog.youkuaiyun.com/zzf555123/article/details/80432042</guid><author>zzf555123</author><pubDate>Thu, 24 May 2018 11:29:14 +0800</pubDate><description><![CDATA[这两天需要用到MyBatis的代码自动生成的功能，由于MyBatis属于一种半自动的ORM框架，所以主要的工作就是配置Mapping映射文件，但是由于手写映射文件很容易出错，所以可利用MyBatis生成器自动生成实体类、DAO接口和Mapping映射文件。这样可以省去很多的功夫，将生成的代码copy到项目工程中即可。           使用自动生成有很多方式，可以在eclipse中安装插件，但是...]]></description><category></category></item><item><title><![CDATA[java 文件的下载，上传]]></title><link>https://blog.youkuaiyun.com/zzf555123/article/details/80431154</link><guid>https://blog.youkuaiyun.com/zzf555123/article/details/80431154</guid><author>zzf555123</author><pubDate>Thu, 24 May 2018 10:53:30 +0800</pubDate><description><![CDATA[public class UploadAndDownloadUtil {
    /**
     * 下载导出的模板,在控制层也返回ResponseEntity&amp;lt;byte[]&amp;gt;对象
    *@author  gl
    *@date    2018/5/10/010
    *@param  templatePath:模板的路径，此模板在项目static下面  fileName:...]]></description><category></category></item><item><title><![CDATA[Oracle登录 ORA-01033: ORACLE正在初始化或关闭的解决办法]]></title><link>https://blog.youkuaiyun.com/zzf555123/article/details/80380154</link><guid>https://blog.youkuaiyun.com/zzf555123/article/details/80380154</guid><author>zzf555123</author><pubDate>Sun, 20 May 2018 10:05:26 +0800</pubDate><description><![CDATA[oracle登录错误(ORA-01033:ORACLE initialization or shutdown in progress上面说到了创建表分区的例子，所以创建表空间的时候创建了好几个表空间物理文件，之后感觉创建的有误，想删掉它们，可是删不掉(因为数据库进程启动着)，所以把数据库服务给关了，直接Shift+Del把文件给删掉了。问题出来了：我再次启动oracle相关服务后，登录不了了。出现...]]></description><category></category></item><item><title><![CDATA[java、生成uuid]]></title><link>https://blog.youkuaiyun.com/zzf555123/article/details/80195741</link><guid>https://blog.youkuaiyun.com/zzf555123/article/details/80195741</guid><author>zzf555123</author><pubDate>Fri, 04 May 2018 15:23:37 +0800</pubDate><description><![CDATA[public static String getUUID(){        UUID uuid=UUID.randomUUID();        String str = uuid.toString();         String uuidStr=str.replace(&quot;-&quot;, &quot;&quot;);        return uuidStr;      }...]]></description><category></category></item><item><title><![CDATA[List自定义排序根据Collections.sort重载方法来实现]]></title><link>https://blog.youkuaiyun.com/zzf555123/article/details/78672637</link><guid>https://blog.youkuaiyun.com/zzf555123/article/details/78672637</guid><author>zzf555123</author><pubDate>Thu, 30 Nov 2017 09:59:17 +0800</pubDate><description><![CDATA[package 
com.sort;
 
import 
java.util.ArrayList;
import 
java.util.Collections;
import 
java.util.Comparator;
import 
java.util.List;
/**
 * list自定义排序
 * @author root
 *
 */
public 
]]></description><category></category></item><item><title><![CDATA[java中生成md5的值]]></title><link>https://blog.youkuaiyun.com/zzf555123/article/details/78555671</link><guid>https://blog.youkuaiyun.com/zzf555123/article/details/78555671</guid><author>zzf555123</author><pubDate>Thu, 16 Nov 2017 21:30:47 +0800</pubDate><description><![CDATA[package zemo;

import java.security.MessageDigest;

public class Md5 {
    //生成md5
    public static String getMD5(String message) {
        String md5str = "";
        try {
            //1 ]]></description><category></category></item><item><title><![CDATA[jsp 判断标签使用]]></title><link>https://blog.youkuaiyun.com/zzf555123/article/details/78374466</link><guid>https://blog.youkuaiyun.com/zzf555123/article/details/78374466</guid><author>zzf555123</author><pubDate>Sat, 28 Oct 2017 11:49:52 +0800</pubDate><description><![CDATA[%@ taglib uri="http://java.sun.com/jstl/core" prefix="c" %>    c:if test="${entity.gender == 1 }">男c:if>  c:if test="${entity.gender == 2 }">女c:if>      c:choose>      c:when test="${pageType=='manage]]></description><category></category></item><item><title><![CDATA[获取两个数组中相同的值]]></title><link>https://blog.youkuaiyun.com/zzf555123/article/details/78142483</link><guid>https://blog.youkuaiyun.com/zzf555123/article/details/78142483</guid><author>zzf555123</author><pubDate>Sat, 30 Sep 2017 14:33:13 +0800</pubDate><description><![CDATA[import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;


public class Demo {


/**
* 获取两个数组中相同的值
*/
public static String[] num(String[] a, String[] b) {


List list]]></description><category></category></item><item><title><![CDATA[移除两个数组中相同的值]]></title><link>https://blog.youkuaiyun.com/zzf555123/article/details/78127280</link><guid>https://blog.youkuaiyun.com/zzf555123/article/details/78127280</guid><author>zzf555123</author><pubDate>Thu, 28 Sep 2017 19:23:11 +0800</pubDate><description><![CDATA[import java.util.LinkedList;


public class Test2 {

/**
 * 移除两个数组中相同的值
 */
public static String[] removeString(String[] sa,String[] sb){

LinkedList list = new LinkedList();
for(String st:]]></description><category></category></item><item><title><![CDATA[Mybatis之sql小结]]></title><link>https://blog.youkuaiyun.com/zzf555123/article/details/78077055</link><guid>https://blog.youkuaiyun.com/zzf555123/article/details/78077055</guid><author>zzf555123</author><pubDate>Sun, 24 Sep 2017 15:19:45 +0800</pubDate><description><![CDATA[1.控制台打印sql语句,在configuration.xml配置如下：



    
        
    



2.批量插入sql语句，在mapper.xml中：

    insert into t_record (addTime,empId,activityId,flag)  values
     
       (#{item.addTime},#{]]></description><category></category></item><item><title><![CDATA[双色球小程序]]></title><link>https://blog.youkuaiyun.com/zzf555123/article/details/78038992</link><guid>https://blog.youkuaiyun.com/zzf555123/article/details/78038992</guid><author>zzf555123</author><pubDate>Wed, 20 Sep 2017 11:36:19 +0800</pubDate><description><![CDATA[public class Test2 {
  
    /**
     * 组装红球和蓝球
     */
    public static void productNum() {
        Set redNums = new TreeSet();
        // 产生红球
        while (redNums.size() 
            re]]></description><category></category></item><item><title><![CDATA[JS正则表达式（密码同时包含数字和字母）]]></title><link>https://blog.youkuaiyun.com/zzf555123/article/details/76752866</link><guid>https://blog.youkuaiyun.com/zzf555123/article/details/76752866</guid><author>zzf555123</author><pubDate>Sun, 06 Aug 2017 10:34:47 +0800</pubDate><description><![CDATA[var regx =/^(?!([a-zA-Z]+|\d+)$)[a-zA-Z\d]{6,20}$/;
var pwd = “ 12321444a”;
if(pwd.match(regx)==null){
    console.log("密码格式不正确！");
    return;
};]]></description><category></category></item></channel></rss>