<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[daidaide_pdd的博客]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/daidaide_pdd</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; daidaide_pdd]]></copyright><item><title><![CDATA[jQuery 取值、赋值的基本方法整理]]></title><link>https://blog.youkuaiyun.com/daidaide_pdd/article/details/64443957</link><guid>https://blog.youkuaiyun.com/daidaide_pdd/article/details/64443957</guid><author>daidaide_pdd</author><pubDate>Tue, 21 Mar 2017 16:38:50 +0800</pubDate><description><![CDATA[/*获得TEXT.AREATEXT的值*/ 
var textval = $("#text_id").attr("value"); 
//或者 
var textval = $("#text_id").val(); 
/*获取单选按钮的值*/ 
var valradio = $("input[@type=radio][@checked]").val(); 
/*获取一组名为(items]]></description><category></category></item><item><title><![CDATA[正则]]></title><link>https://blog.youkuaiyun.com/daidaide_pdd/article/details/64443884</link><guid>https://blog.youkuaiyun.com/daidaide_pdd/article/details/64443884</guid><author>daidaide_pdd</author><pubDate>Tue, 21 Mar 2017 16:35:00 +0800</pubDate><description><![CDATA[一、背景



工作上遇到一个这样的需求：


用正则表达式将一个字符串中的span标签替换为img标签，并将原span标签的内容放到img标签的src中，问题详细描述：点我


看到这个需求，我知道应该可以用正则表达式，可是由于之前没怎么用，一想到正则表达式就头大，一堆各种各样的特殊符号，似乎没有规律可循，有点难以理解。不过知道自己不能逃避，于是自己就去尝试怎么写这个正则表达]]></description><category></category></item><item><title><![CDATA[mysql 语句执行顺序]]></title><link>https://blog.youkuaiyun.com/daidaide_pdd/article/details/52665069</link><guid>https://blog.youkuaiyun.com/daidaide_pdd/article/details/52665069</guid><author>daidaide_pdd</author><pubDate>Sun, 25 Sep 2016 22:47:28 +0800</pubDate><description><![CDATA[select[distinct]  from  join（如left join）  on  where  group by  having  union  order by  limit  


select distinct sum(a.OrderPrice) As order1,sum(d.OrderPrice) As order2  from orders a  left join (]]></description><category></category></item><item><title><![CDATA[orc的plsql和动态sql]]></title><link>https://blog.youkuaiyun.com/daidaide_pdd/article/details/52662753</link><guid>https://blog.youkuaiyun.com/daidaide_pdd/article/details/52662753</guid><author>daidaide_pdd</author><pubDate>Sun, 25 Sep 2016 16:26:33 +0800</pubDate><description><![CDATA[*loop循环*
declare
    nno dept.deptno%type;
    temp number :=0;
begin
      select min(deptno) into nno from dept;
      loop
            nno:=nno+1;
            insert into test values(nno,'部]]></description><category></category></item><item><title><![CDATA[oracleorc存储过程&函数&触发器]]></title><link>https://blog.youkuaiyun.com/daidaide_pdd/article/details/52662747</link><guid>https://blog.youkuaiyun.com/daidaide_pdd/article/details/52662747</guid><author>daidaide_pdd</author><pubDate>Sun, 25 Sep 2016 16:25:49 +0800</pubDate><description><![CDATA[*addteacher*
create or replace procedure addTeacher(tname varchar2,tid varchar2,gendar char,birthdate date,sal number)
is
myexception exception;
begin
  if length(tid)
  insert into teacher (tno]]></description><category></category></item><item><title><![CDATA[oracle的sql]]></title><link>https://blog.youkuaiyun.com/daidaide_pdd/article/details/52662744</link><guid>https://blog.youkuaiyun.com/daidaide_pdd/article/details/52662744</guid><author>daidaide_pdd</author><pubDate>Sun, 25 Sep 2016 16:25:12 +0800</pubDate><description><![CDATA[增加:先增加主键,再增外键
删除:先删除外键,在删主键

*分析函数*
1)允许并列名次、名次不间断，DENSE_RANK()，结果如122344456……
2)不允许并列名次、相同值名次不重复，ROW_NUMBER()，结果如123456……
3)允许并列名次、复制名次自动空缺，rank()，结果如12245558……

union:省略重复的
union all:显示全部
]]></description><category></category></item><item><title><![CDATA[sql优化]]></title><link>https://blog.youkuaiyun.com/daidaide_pdd/article/details/52654438</link><guid>https://blog.youkuaiyun.com/daidaide_pdd/article/details/52654438</guid><author>daidaide_pdd</author><pubDate>Sat, 24 Sep 2016 22:49:33 +0800</pubDate><description><![CDATA[转自网上大神！
（1）      选择最有效率的表名顺序(只在基于规则的优化器中有效)： 
ORACLE 的解析器按照从右到左的顺序处理FROM子句中的表名，FROM子句中写在最后的表(基础表 driving table)将被最先处理，在FROM子句中包含多个表的情况下,你必须选择记录条数最少的表作为基础表。如果有3个以上的表连接查询, 那就需要选择交叉表(intersection table]]></description><category></category></item><item><title><![CDATA[常用正则表达式大全]]></title><link>https://blog.youkuaiyun.com/daidaide_pdd/article/details/52517773</link><guid>https://blog.youkuaiyun.com/daidaide_pdd/article/details/52517773</guid><author>daidaide_pdd</author><pubDate>Mon, 12 Sep 2016 21:45:30 +0800</pubDate><description><![CDATA[一、校验数字的表达式

数字：^[0-9]*$n位的数字：^\d{n}$至少n位的数字：^\d{n,}$m-n位的数字：^\d{m,n}$零和非零开头的数字：^(0|[1-9][0-9]*)$非零开头的最多带两位小数的数字：^([1-9][0-9]*)+(.[0-9]{1,2})?$带1-2位小数的正数或负数：^(\-)?\d+(\.\d{1,2})?$正数、负数、和小数：^(\-|\+)?\]]></description><category></category></item><item><title><![CDATA[Mybatis传多个参数]]></title><link>https://blog.youkuaiyun.com/daidaide_pdd/article/details/52507599</link><guid>https://blog.youkuaiyun.com/daidaide_pdd/article/details/52507599</guid><author>daidaide_pdd</author><pubDate>Sun, 11 Sep 2016 23:43:20 +0800</pubDate><description><![CDATA[第一种方案 
DAO层的函数方法 
Public User selectUser(String name,String area);
对应的Mapper.xml  

    select  *  from user_user_t   where user_name = #{0} and user_area=#{1}

其中，#{0}代表接收的是dao层中的第一个参数，#{1}代表dao]]></description><category></category></item><item><title><![CDATA[Spring3.2.2中相关Jar包的作用]]></title><link>https://blog.youkuaiyun.com/daidaide_pdd/article/details/52504937</link><guid>https://blog.youkuaiyun.com/daidaide_pdd/article/details/52504937</guid><author>daidaide_pdd</author><pubDate>Sun, 11 Sep 2016 17:35:59 +0800</pubDate><description><![CDATA[把相关jar包的大致作用给整理了一遍，做个笔记吧。
1.spring-aop-3.2.2.jar  
包含在应用中使用spring的aop特性时所需的类。

2.spring-aspects-3.2.2.jar  
提供对aspectj的支持，以便可以方便的将面向方面的功能集成进ide中
3.spring-beans-3.2.2.jar 
springioc（依赖注入）的基础实现，所]]></description><category></category></item><item><title><![CDATA[纯js边框阴影]]></title><link>https://blog.youkuaiyun.com/daidaide_pdd/article/details/52502402</link><guid>https://blog.youkuaiyun.com/daidaide_pdd/article/details/52502402</guid><author>daidaide_pdd</author><pubDate>Sun, 11 Sep 2016 09:42:36 +0800</pubDate><description><![CDATA[cssdiv边框阴影

body{padding:200px;}
div{border-width:1px;border-style:solid;padding:1px;}
.a{background-color:#f3f3f3;border-color:#fbfbfb;}
.b{background-color:#d8d8d8;border-color:#e8e8e8;}
.c{backgrou]]></description><category></category></item><item><title><![CDATA[jq_数据库取到的date数据类型装换]]></title><link>https://blog.youkuaiyun.com/daidaide_pdd/article/details/52491418</link><guid>https://blog.youkuaiyun.com/daidaide_pdd/article/details/52491418</guid><author>daidaide_pdd</author><pubDate>Fri, 09 Sep 2016 23:35:32 +0800</pubDate><description><![CDATA[1.var format = function(time, format) {
        var t = new Date(time);
        var tf = function(i) {
            return (i 
        };
        return format.replace(/yyyy|MM|dd|HH|mm|ss/g,
   ]]></description><category></category></item></channel></rss>