CentOS7配置阿里yum源 sudocp-R/etc/yum.repos.d/etc/yum.repos.d.origin sudocurlhttp://mirrors.aliyun.com/repo/Centos-7.repo-o/etc/yum.repos.d/CentOS-Base.repo sudoyumcleanall&&sudoyummakecache sudoyum-yupdate C开发环境搭建 安装DevelopmentTools包含GCC编译器 sudoyum-yupgrade&&yum-ygroupinstall"Developmen...