随笔分类 -  Linux学习

Linux用命令设置终端背景色和字体颜色
摘要：用命令改 1.setterm -inversecreen on 背景字体颜色互换 2.setterm -inversecreen on 恢复默认 3.setterm -[选项] [参数] |-background| black，red，green，yellow，blue，magenta，cyan，w 阅读全文
posted @ 2022-04-19 08:36 ~逍遥子~ 阅读(4827) 评论(0) 推荐(0) 编辑
Centos8 yum 报错 Error: Failed to download metadata for repo 'appstream': Cannot prepare internal mirrorlist: No URLs in mirrorlist
摘要：首先建立一个备份文件夹 makedir /tmp/yum 然后备份文件 cd /etc/yum.repos.d mv *.repo /tmp/yum 然后安装阿里源 wget -O /etc/yum.repos.d/CentOS-Base.repo https://mirrors.aliyun.co 阅读全文
posted @ 2022-02-11 14:57 ~逍遥子~ 阅读(8272) 评论(0) 推荐(0) 编辑