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安装软件报错,改yum源,
Error: Package: R-core-devel-3.6.0-1.el7.x86_64 (epel) Requires: pcre2-devel
解决办法:
wget -O /etc/yum.repos.d/CentOS-Base.repo http://mirrors.aliyun.com/repo/Centos-7.repo sed -i 's/$releasever/7/g' /etc/yum.repos.d/CentOS-Base.repo yum repolist