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mysql 触发器学习
mysql 触发器学习1. 一个简单的例子1.1. 创建表: create table t(s1 integer);1.2. 触发器:delimiter |createtriggert_trigger before insertont foreach row beginset@x = "hello ...
分类:数据库   时间:2015-01-13 07:52:25    阅读次数:196
触发器六(系统触发器)(学习笔记)
系统触发器系统触发器用于监视数据库服务的打开、关闭、错误等信息的取得,或者是监控用户的行为操作等。如果要创建系统触发器,可以使用如下的语法CREATE [OR REPLACE] TRIGGER 触发器名称 [BEFORE | AFTER] [数据库事件] ON [DATABASE | SCHE...
分类:其他好文   时间:2015-01-13 01:17:07    阅读次数:190
selenium-打开IE浏览器遇到问题记录
【使用selenium打开IE浏览器步骤】: 1、在IE浏览器上运行测试脚本,首先需要下载IEDriverServer.exe,放在IE浏览器的安装目录且同级目录下. 2、参考代码如下:import org.junit.After;import org.junit.Before;import o.....
分类:其他好文   时间:2015-01-12 17:16:33    阅读次数:243
opencv第二课 进行缩放图片~
#include#include#includeusing namespace std;using namespace cv;int main(){ const char *windowsrctitle = "before"; const char *windowsdstitle = "...
分类:其他好文   时间:2015-01-10 21:00:50    阅读次数:188
xcode6 使用pch出错解决办法
1down voteIf you decide to add a .pch file manually and you want to use Objective-C just like before xCode 6 you will also have to import UIKit and Fo...
分类:其他好文   时间:2015-01-10 16:29:35    阅读次数:171
leetcode 【 Partition List 】python 实现
题目:Given a linked list and a valuex, partition it such that all nodes less thanxcome before nodes greater than or equal tox.You should preserve the or...
分类:编程语言   时间:2015-01-10 12:25:37    阅读次数:204
Python之装饰器
Python之装饰器装饰器先来看一个例子,一个函数f1接收另一个函数f2作为参数,并将该参数f2返回给f2:def deco(func): print("before myfunc() called.") func() print("after myfunc() called.")...
分类:编程语言   时间:2015-01-09 19:08:02    阅读次数:221
oracle数据表误删恢复
1.查看回收站中的表:select object_name,original_name,partition_name,type,ts_name,createtime,droptime from recyclebin;2.恢复表:flashback table(表名) to before drop或f...
分类:数据库   时间:2015-01-09 12:18:04    阅读次数:204
Eclipse add Tomcat 7 blank server name 【无法输入server name】
What I did before is I deleted a Tomcat 7 server from Eclipse and I was trying to reinstall Tomcat 7. But it doesn't allow me to type anything in that...
分类:系统相关   时间:2015-01-08 13:20:19    阅读次数:464
Share folders on remote Linux PC to your local Windows PC
With samba on Linux PC already installedOn Linux PC:1. vi /etc/samba/smb.confadd the following text in the end, NOTE, there are SPACEs before those op...
分类:Windows程序   时间:2015-01-08 10:52:54    阅读次数:231
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