<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[aev50805的博客]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/aev50805</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; aev50805]]></copyright><item><title><![CDATA[在oracle电子商务套件中输出信息]]></title><link>https://blog.youkuaiyun.com/aev50805/article/details/101433582</link><guid>https://blog.youkuaiyun.com/aev50805/article/details/101433582</guid><author>aev50805</author><pubDate>Thu, 15 Dec 2016 17:30:00 +0800</pubDate><description><![CDATA[一、用自定义用户HAND_SL登陆http://zd01.haasgz.hand-china.com:30000/
添加可执行并发程序



执行文件名填写自己的包名称.入口函数/过程名
二、将可执行程序添加到程序中



切换到系统管理员



添加请求组



将刚开始定义的程序写到请求组中


新建责任，将请求组加入责任...]]></description><category></category></item><item><title><![CDATA[递归查询 这是一个树结构，查询教师“胡明星”的所有主管及姓名]]></title><link>https://blog.youkuaiyun.com/aev50805/article/details/101433579</link><guid>https://blog.youkuaiyun.com/aev50805/article/details/101433579</guid><author>aev50805</author><pubDate>Tue, 29 Nov 2016 09:05:00 +0800</pubDate><description><![CDATA[这是一个树结构，查询教师“胡明星”的所有主管及姓名:（无主管的教师也需要显示），显示（教师编号、教师名称、主管编号、主管名称）

SELECT T.*,
         M.TEACHER_NAME MGR_NAME
FROM HAND_TEACHER T, 
      HAND_TEACHER M
WHERE T.MANAGER_NO=M.TEACHER_NO(+)
...]]></description><category></category></item><item><title><![CDATA[查询各科成绩前三名的记录]]></title><link>https://blog.youkuaiyun.com/aev50805/article/details/101433580</link><guid>https://blog.youkuaiyun.com/aev50805/article/details/101433580</guid><author>aev50805</author><pubDate>Tue, 29 Nov 2016 09:03:00 +0800</pubDate><description><![CDATA[查询各科成绩前三名的记录:(不考虑成绩并列情况)，显示（学号、课程号、分数）

SELECT * FROM (
              SELECT SC.STUDENT_NO SNO,
              SC.COURSE_NO CNO,
              SC.CORE SCORE,
              ROW_NUMBER() OVER(...]]></description><category></category></item><item><title><![CDATA[统计列出矩阵类型各分数段人数]]></title><link>https://blog.youkuaiyun.com/aev50805/article/details/101433577</link><guid>https://blog.youkuaiyun.com/aev50805/article/details/101433577</guid><author>aev50805</author><pubDate>Tue, 29 Nov 2016 09:02:00 +0800</pubDate><description><![CDATA[SQL查询
统计列出矩阵类型各分数段人数，横轴为分数段[100-85]、[85-70]、[70-60]、[&lt;60]，纵轴为课程号、课程名称（提示使用case when句式）

SELECT SC.COURSE_NO,
        C.COURSE_NAME,
        SUM(CASE
              WHEN SC.CORE BETWEEN 85...]]></description><category></category></item><item><title><![CDATA[按各科平均成绩和及格率的百分数，按及格率高到低的顺序排序]]></title><link>https://blog.youkuaiyun.com/aev50805/article/details/101433578</link><guid>https://blog.youkuaiyun.com/aev50805/article/details/101433578</guid><author>aev50805</author><pubDate>Tue, 29 Nov 2016 09:01:00 +0800</pubDate><description><![CDATA[sql查询 
按各科平均成绩和及格率的百分数，按及格率高到低的顺序排序，显示（课程号、平均分、及格率）

SELECT SC.COURSE_NO,ROUND(AVG(CORE),2),(SUM(CASE
              WHEN CORE BETWEEN 60 AND 100 THEN
               1
              ELSE
 ...]]></description><category></category></item><item><title><![CDATA[oracle sql练习 菜鸟入门！]]></title><link>https://blog.youkuaiyun.com/aev50805/article/details/101433574</link><guid>https://blog.youkuaiyun.com/aev50805/article/details/101433574</guid><author>aev50805</author><pubDate>Fri, 25 Nov 2016 15:49:00 +0800</pubDate><description><![CDATA[进入公司，首先是进行SQL培训
一下是针对oracle的emp与dept表进行的基础查询

--1.选择部门30中的所有员工：
select * from emp where deptno=30;
 
--2.列出所有办事员(CLERK)的姓名，编号和部门编号：
select ename,empno,deptno FROM EMP where job='CLERK';
...]]></description><category></category></item><item><title><![CDATA[包含块的分离与显示]]></title><link>https://blog.youkuaiyun.com/aev50805/article/details/101433575</link><guid>https://blog.youkuaiyun.com/aev50805/article/details/101433575</guid><author>aev50805</author><pubDate>Sun, 31 Jan 2016 20:13:00 +0800</pubDate><description><![CDATA[1 &lt;!DOCTYPE html&gt;
  2 &lt;html&gt;
  3     &lt;head&gt;
  4         &lt;meta charset="utf-8" /&gt;
  5         &lt;title&gt;包含块的显示&lt;/title&gt;
  6         &lt;style type="text/cs...]]></description><category></category></item><item><title><![CDATA[关于CSS中的元素定位]]></title><link>https://blog.youkuaiyun.com/aev50805/article/details/101433571</link><guid>https://blog.youkuaiyun.com/aev50805/article/details/101433571</guid><author>aev50805</author><pubDate>Sun, 31 Jan 2016 18:49:00 +0800</pubDate><description><![CDATA[---恢复内容开始---
CSS 定位和浮动
CSS 为定位和浮动提供了一些属性，利用这些属性，可以建立列式布局，将布局的一部分与另一部分重叠，还可以完成多年来通常需要使用多个表格才能完成的任务。
定位的基本思想很简单，它允许你定义元素框相对于其正常位置应该出现的位置，或者相对于父元素、另一个元素甚至浏览器窗口本身的位置。
一切皆为框
div、h1 或 p 元素常常被称为块级元...]]></description><category></category></item><item><title><![CDATA[掷骰子游戏窗体实现--Java初级小项目]]></title><link>https://blog.youkuaiyun.com/aev50805/article/details/101433573</link><guid>https://blog.youkuaiyun.com/aev50805/article/details/101433573</guid><author>aev50805</author><pubDate>Thu, 26 Nov 2015 12:10:00 +0800</pubDate><description><![CDATA[掷骰子
**多线程&amp;&amp;观察者模式
题目要求：《掷骰子》窗体小游戏，在该游戏中，玩家初始拥有1000的金钱，每次输入押大还是押小，以及下注金额，随机3个骰子的点数，如果3个骰子的总点数小于等于9，则开小，否则开大，然后判断玩家是否押对，如果未押对则扣除下注金额，如果押对则奖励和玩家下注金额相同的金钱。
分析：这个题目要求灵活运用多线程的相关知识，达到点击开始按钮时，有...]]></description><category></category></item><item><title><![CDATA[HDU 2674 N！Again]]></title><link>https://blog.youkuaiyun.com/aev50805/article/details/101433569</link><guid>https://blog.youkuaiyun.com/aev50805/article/details/101433569</guid><author>aev50805</author><pubDate>Thu, 21 Aug 2014 16:17:00 +0800</pubDate><description><![CDATA[N！Again
Time Limit: 2000/1000 MS (Java/Others)Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 3481Accepted Submission(s): 1889
Problem Description
WhereIsHeroFrom: ...]]></description><category></category></item><item><title><![CDATA[HDU 2583 permutation]]></title><link>https://blog.youkuaiyun.com/aev50805/article/details/101433570</link><guid>https://blog.youkuaiyun.com/aev50805/article/details/101433570</guid><author>aev50805</author><pubDate>Thu, 21 Aug 2014 16:11:00 +0800</pubDate><description><![CDATA[permutation
Time Limit: 2000/1000 MS (Java/Others)Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 167Accepted Submission(s): 96
Problem Description
Permutation plays a ve...]]></description><category></category></item><item><title><![CDATA[HDU 2573 Typing]]></title><link>https://blog.youkuaiyun.com/aev50805/article/details/101433568</link><guid>https://blog.youkuaiyun.com/aev50805/article/details/101433568</guid><author>aev50805</author><pubDate>Thu, 21 Aug 2014 16:02:00 +0800</pubDate><description><![CDATA[Typing
Time Limit: 2000/1000 MS (Java/Others)Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 869Accepted Submission(s): 544
Problem Description
A boy named Pirates who wa...]]></description><category></category></item><item><title><![CDATA[c语言中逗号运算符和逗号表达式]]></title><link>https://blog.youkuaiyun.com/aev50805/article/details/101433567</link><guid>https://blog.youkuaiyun.com/aev50805/article/details/101433567</guid><author>aev50805</author><pubDate>Tue, 19 Aug 2014 16:22:00 +0800</pubDate><description><![CDATA[c语言中逗号运算符和逗号表达式



　C语言提供一种特殊的运算符——逗号运算符。用它将两个表达式连接起来。如：　　3+5，6+8称为逗号表达式，又称为“顺序求值运算符”。逗号表达式的一般形式为　　　　　　　　 表达式1，表达式2逗号表达式的求解过程是：先求解表达式1，再求解表达式2。整个逗号表达式的值是表达式2的值。例如，上面的逗号表达式“3+5，6+8”的值为14。又如，逗...]]></description><category></category></item><item><title><![CDATA[MATLAB中的常用函数]]></title><link>https://blog.youkuaiyun.com/aev50805/article/details/101433565</link><guid>https://blog.youkuaiyun.com/aev50805/article/details/101433565</guid><author>aev50805</author><pubDate>Tue, 19 Aug 2014 13:58:00 +0800</pubDate><description><![CDATA[MATLAB中的常用函数
1. 特殊变量与常数


主题词意义主题词意义

ans
计算结果的变量名
computer
确定运行的计算机


eps
浮点相对精度
Inf
无穷大


I
虚数单位
inputname
输入参数名


NaN
非数
nargin
输入参数个数


nargout
输出参数的数目
pi
圆周率...]]></description><category></category></item><item><title><![CDATA[ACM HDU-2952 Counting Sheep]]></title><link>https://blog.youkuaiyun.com/aev50805/article/details/101433566</link><guid>https://blog.youkuaiyun.com/aev50805/article/details/101433566</guid><author>aev50805</author><pubDate>Sat, 16 Aug 2014 11:45:00 +0800</pubDate><description><![CDATA[Counting Sheep
Time Limit: 2000/1000 MS (Java/Others)Memory Limit: 32768/32768 K (Java/Others) Total Submission(s): 2060Accepted Submission(s): 1359 
Problem Description
A while ago...]]></description><category></category></item><item><title><![CDATA[ACM HDU 1755 -- A Number Puzzle]]></title><link>https://blog.youkuaiyun.com/aev50805/article/details/101433563</link><guid>https://blog.youkuaiyun.com/aev50805/article/details/101433563</guid><author>aev50805</author><pubDate>Thu, 14 Aug 2014 17:13:00 +0800</pubDate><description><![CDATA[A Number Puzzle
Time Limit: 3000/1000 MS (Java/Others)Memory Limit: 32768/32768 K (Java/Others) Total Submission(s): 938Accepted Submission(s): 276 
Problem Description
Lele 最近上课的时候都很无...]]></description><category></category></item><item><title><![CDATA[HDU 3420 -- Bus Fair ACM]]></title><link>https://blog.youkuaiyun.com/aev50805/article/details/101433564</link><guid>https://blog.youkuaiyun.com/aev50805/article/details/101433564</guid><author>aev50805</author><pubDate>Mon, 11 Aug 2014 10:45:00 +0800</pubDate><description><![CDATA[Bus Fair
Time Limit: 2000/1000 MS (Java/Others)Memory Limit: 32768/32768 K (Java/Others) Total Submission(s): 600Accepted Submission(s): 293 

Problem Description

You are now in F...]]></description><category></category></item><item><title><![CDATA[HDU ACM 2895-Edit distance]]></title><link>https://blog.youkuaiyun.com/aev50805/article/details/101433561</link><guid>https://blog.youkuaiyun.com/aev50805/article/details/101433561</guid><author>aev50805</author><pubDate>Wed, 06 Aug 2014 09:28:00 +0800</pubDate><description><![CDATA[Edit distance
Time Limit : 2000/1000ms (Java/Other)Memory Limit : 32768/32768K (Java/Other)
Total Submission(s) : 39Accepted Submission(s) : 17
Problem Description
Given a string, an ed...]]></description><category></category></item><item><title><![CDATA[对于char *s1 和 char s2[] 的认识]]></title><link>https://blog.youkuaiyun.com/aev50805/article/details/101433558</link><guid>https://blog.youkuaiyun.com/aev50805/article/details/101433558</guid><author>aev50805</author><pubDate>Fri, 01 Aug 2014 11:22:00 +0800</pubDate><description><![CDATA[对于char *s1 和 char s2[] 认识有误区（认为无区别），导致有时出现“难以理解”的错误。

char *s1 = "hello"; char s2[] = "hello";

【区别所在】
char *s1 的s1，而指针是指向一块内存区域，它指向的内存区域的大小可以随时改变，而且当指针指向常量字符串时，它的内容是不可以被修改的，否则在运行时会报错。 cha...]]></description><category></category></item><item><title><![CDATA[孪生素数]]></title><link>https://blog.youkuaiyun.com/aev50805/article/details/101433562</link><guid>https://blog.youkuaiyun.com/aev50805/article/details/101433562</guid><author>aev50805</author><pubDate>Fri, 01 Aug 2014 10:40:00 +0800</pubDate><description><![CDATA[1 #include&lt;iostream&gt;
 2 #include&lt;time.h&gt; 
 3 #include&lt;math.h&gt;
 4 #include&lt;assert.h&gt;    //使用 assert.h 中的 assert 宏来限制非法函数的调用； 
 5 using namespace std;
 6 
 7 /...]]></description><category></category></item></channel></rss>