linu下rpm安装和卸载jdk 安装jdk-8u92：rpm -ivh rpm -ivh jdk-8u92-linux-x64.rpm 安装时出现如下错误，提示文件冲突，表明正在安装的jdk-8u92和已安装的jdk-7u79冲突： file /etc/init.d/je
CentOS制作本地rpm源 安装createrepo yum install createrepo制作本地rpm源 cd /opt/yliyun/conf createrepo ./rpmrepo配置 新建CentOS-Local.repo /opt/yliyun/c
