Sometimes you find a condition where your database connection (MySQL) is time out because of your queries are spending too much time. This is a hint on how you increase your MySQL time out configuration.
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<VirtualHost *:80>
ServerAdmin
ServerName iplantoo.com
1.功能作用:解压缩zip文件
2.位置:/usr/bin/unzip
3.格式用法:unzip [-Z] [-opts[modifiers]] file[.zip] [list] [-x xlist] [-d exdir]
find / -name 最近找不到my.cnf,可以用这个命令:
find / -name my.cnf 结果: /etc/mysql/my.cnf
增加普通用户后,执行: mysql> use mysql mysql> delete from user where user=''; mysql> flush privileges; 意思是删除匿名用户。