Linux(Ubuntu)换源

备份

sudo cp /etc/apt/sources.list /etc/apt/sources.list.bak

换源

编辑/etc/apt/sources.list，

sudo vim /etc/apt/sources.list，添加以下内容：

#添加阿里源
deb http://mirrors.aliyun.com/ubuntu/ focal main restricted universe multiverse
deb-src http://mirrors.aliyun.com/ubuntu/ focal main restricted universe multiverse
deb http://mirrors.aliyun.com/ubuntu/ focal-security main restricted universe multiverse
deb-src http://mirrors.aliyun.com/ubuntu/ focal-security main restricted universe multiverse
deb http://mirrors.aliyun.com/ubuntu/ focal-updates main restricted universe multiverse
deb-src http://mirrors.aliyun.com/ubuntu/ focal-updates main restricted universe multiverse
deb http://mirrors.aliyun.com/ubuntu/ focal-proposed main restricted universe multiverse
deb-src http://mirrors.aliyun.com/ubuntu/ focal-proposed main restricted universe multiverse
deb http://mirrors.aliyun.com/ubuntu/ focal-backports main restricted universe multiverse
deb-src http://mirrors.aliyun.com/ubuntu/ focal-backports main restricted universe multiverse
#添加清华源
deb https://mirrors.tuna.tsinghua.edu.cn/ubuntu/ focal main restricted universe multiverse
# deb-src https://mirrors.tuna.tsinghua.edu.cn/ubuntu/ focal main restricted universe multiverse
deb https://mirrors.tuna.tsinghua.edu.cn/ubuntu/ focal-updates main restricted universe multiverse
# deb-src https://mirrors.tuna.tsinghua.edu.cn/ubuntu/ focal-updates main restricted universe multiverse
deb https://mirrors.tuna.tsinghua.edu.cn/ubuntu/ focal-backports main restricted universe multiverse
# deb-src https://mirrors.tuna.tsinghua.edu.cn/ubuntu/ focal-backports main restricted universe multiverse
deb https://mirrors.tuna.tsinghua.edu.cn/ubuntu/ focal-security main restricted universe multiverse
# deb-src https://mirrors.tuna.tsinghua.edu.cn/ubuntu/ focal-security main restricted universe multiverse multiverse

更新

sudo apt-get update

如出现依赖问题，解决方式如下：

sudo apt-get -f install

更新软件：

sudo apt-get upgrade

macOS Homebrew 换源

替换Homebrew Core 源

替换 USTC 镜像：

cd "$(brew --repo)/Library/Taps/homebrew/homebrew-core"
git remote set-url origin https://mirrors.ustc.edu.cn/homebrew-core.git

重置为官方地址：

cd "$(brew --repo)/Library/Taps/homebrew/homebrew-core"
git remote set-url origin https://github.com/Homebrew/homebrew-core

替换Homebrew Cask 源

替换USTC镜像：

cd "$(brew --repo)"/Library/Taps/homebrew/homebrew-cask
git remote set-url origin https://mirrors.ustc.edu.cn/homebrew-cask.git

重置为官方源：

cd "$(brew --repo)"/Library/Taps/homebrew/homebrew-cask
git remote set-url origin https://github.com/Homebrew/homebrew-cask

替换Homebrew Cask Versions 源

替换为 USTC 镜像：

cd "$(brew --repo)"/Library/Taps/homebrew/homebrew-cask-versions
git remote set-url origin https://mirrors.ustc.edu.cn/homebrew-cask-versions.git

重置为官方地址：

cd "$(brew --repo)"/Library/Taps/homebrew/homebrew-cask-versions
git remote set-url origin https://github.com/Homebrew/homebrew-cask-versions.git

替换Homebrew Bottles 源

说明：Homebrew 预编译二进制软件包

在运行 brew 前设置环境变量 HOMEBREW_BOTTLE_DOMAIN ，值为 https://mirrors.ustc.edu.cn/homebrew-bottles 。

对于bash用户

echo 'export HOMEBREW_BOTTLE_DOMAIN=https://mirrors.ustc.edu.cn/homebrew-bottles' >> ~/.bash_profile
source ~/.bash_profile

对于zsh用户

echo 'export HOMEBREW_BOTTLE_DOMAIN=https://mirrors.ustc.edu.cn/homebrew-bottles' >> ~/.zshrc
source ~/.zshrc