22 lines
829 B
Plaintext
22 lines
829 B
Plaintext
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1.ssh配置免访问文件：authorized_keys
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2.apt设置临时代理：
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sudo apt-get -o Acquire::http::proxy="socks5h://192.168.0.102:7890/" install mariadb-server
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3.CentOS7 升级GCC
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(3.1) rpm -q gcc
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(3.2) rpm -e [第二步查到的版本号]
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如果
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error: Failed dependencies:
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gcc = 4.4.7-23.el6 is needed by (installed) gcc-c++-4.4.7-23.el6.x86_64
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gcc = 4.4.4 is needed by (installed) libtool-2.2.6-15.5.el6.x86_64
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rpm -e gcc-c++-4.4.7-23.el6.x86_64
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rpm -e libtool-2.2.6-15.5.el6.x86_64
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验证卸载：
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[root@123 /]# gcc -v
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-bash: /usr/bin/gcc: No such file or directory
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[root@123 /]# g++ -v
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-bash: /usr/bin/g++: No such file or directory
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yum install centos-release-scl
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yum install -y devtoolset-11-gcc devtoolset-11-gcc-c++
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scl enable devtoolset-11 bash
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vim /etc/profile
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PATH=$PATH::/opt/rh/devtoolset-11/root/usr/bin
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