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[
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tixingongsi
DL : 0
梯形公式计算面积近似值:In=Tn=h/2(f(a)+f(b)) 变长梯形面积:T2n=Tn/2+h/2∑f(Xk+h/2) 辛普生面积:I2n=(4T2n-Tn)/3
Date
: 2008-10-13
Size
: 1002byte
User
:
罗小卫
[
Develop Tools
]
MYSQL
DL : 0
3、使用如下命令更改密码: shell> mysqladmin -u root -p password ‘newpass’ Enter Password:******* 出现Enter Password的提示后输入原来的密码oldpass即可。 读者可以尝试其它所有本章介绍的方法。 4、首先以root用户的身份连接到服务器: shell> mysql -u root -p Enter password:******* 出现Enter password提后输入root用户的密码,然后即进入mysql客户机的交互模式,可以看到下面的提示: Welcome to the MySQL monitor. Commands end with or \\g. Your MySQL connection id is 4 to server version: 3.23.25-beta-log Type help or \\h for help. Type \\c to clear the buffer mysql> 然后发布查询,直接键入题目中的语句: mysql> SELECT User,Host FROM mysql.user
Date
: 2008-10-13
Size
: 21.41mb
User
:
qwli
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