默认目录/var/lib/mysql systemctl stop mysqld cp -pr /var/lib/mysql /data/mysql Create a backup of /etc/my.cnf or /etc/mysql/my.cnf(Debian/Ubuntu) ,然后修改 vi /etc/my.cnf datadir=/data/mysql Modify file /etc/apparmor.d/usr.sbin.mysqld (create it if it doesn'
gradle install--- http://www.itnose.net/detail/6500082.html http://stackoverflow.com/questions/5102571/how-to-install-maven-artifact-with-sources-from-command-line ---------- Please use mvn source:jar install to install the Maven artifacts. It is qui
修改网卡MAC地址后出现问题:device eth0 does not seem to be present, delaying initialization 1.修改网卡对应的文件,将配置文件中保存以前的MAC地址删掉 2.删除/etc/udev/rules.d/70-persistent-net.rules,然后重启 因为这个文件绑定了网卡和mac地址,所以换了网卡以后MAC地址变了,所以不能正常启动,也可以直接编辑这个配置文件把里面的网卡和mac地址修改为对应的,不过这样多麻烦