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phpExcel查询数据库导出excel表
connect(); $sql="select * from employee_addminus where (oper_time between '$sdate' and '$edate') and isCanceled=0"; // 创建一个处理对象实例 $objExcel = new PHPE...
分类:数据库   时间:2015-05-07 14:17:09    阅读次数:333
java面向对象化编程1---类
类的概念一个类可以继承其它类的一切例:class Employee { String name; int age; float salary;}class Manager extends Employee{ String deparentName; int deparentNumber;}pub.....
分类:编程语言   时间:2015-05-06 17:10:21    阅读次数:103
SQLServer学习笔记<> 表连接查询----交叉连接、内连接、左连接、右连接
(1)交叉连接(cross join)即我们所说的笛卡尔积。查询出满足两张表所有的记录数,A(3条记录),B(9条记录),A*B(27条记录)。比如:雇员表(HR.employees)和货运公司(Sales.shippers)表做一个交叉连接。1 select * from hr.employee....
分类:数据库   时间:2015-05-05 18:47:20    阅读次数:166
ext 监听机制
好了,接下来我们来看一下ext是如何实现监听的首先,他为我们定义了监听的一个借口,该接口继承了许多类的方法,如,通过这个借口,我们就能定义我们的监听类了,如下:Ext.define(‘Employee‘,{mixins:[‘Ext.mixin.Observable‘]constructor:function(config){//通过下面的构造..
分类:其他好文   时间:2015-05-04 10:19:03    阅读次数:178
@Html.Partials 加载分布视图传参数
原文地址:http://www.cnblogs.com/huhaihua/p/3755357.html 这是Index视图 @Html.Partial("TestPartial", new Course.Models.Employee{ ID=1, Name="s...
分类:Web程序   时间:2015-05-03 18:48:05    阅读次数:123
Department Highest Salary
The Employee table holds all employees. Every employee has an Id, a salary, and there is also a column for the department Id....
分类:其他好文   时间:2015-05-02 09:50:00    阅读次数:165
Employees Earning More Than Their Managers
The Employee table holds all employees including their managers. Every employee has an Id, and there is also a column for the manager Id....
分类:其他好文   时间:2015-05-01 17:28:53    阅读次数:124
this的用法this.name=name 这个什么意思
public Employee(string name, string alias){ // Use this to qualify the fields, name and alias: this.name = name; this.alias = alias;}this的用法t...
分类:其他好文   时间:2015-04-30 19:46:46    阅读次数:183
Nth Highest Salary
Write a SQL query to get the nth highest salary from the Employee table. +----+--------+ | Id | Salary | +----+--------+ | 1 | 100 | | 2 | 200 | | 3 | 300 | +----+--------+ For exampl...
分类:其他好文   时间:2015-04-30 16:20:47    阅读次数:116
Second Highest Salary
Write a SQL query to get the second highest salary from the Employee table. +-...
分类:其他好文   时间:2015-04-30 14:13:26    阅读次数:137
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