brew https://www.cnblogs.com/fireworld/p/8609190.html
memcached https://blog.csdn.net/whereismatrix/article/details/50485570
memcached https://www.cnblogs.com/fengwenit/p/6381100.html
nginx https://www.cnblogs.com/meng1314-shuai/p/8335140.html
ruby -e "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/master/install)" cd "$(brew --repo)" //这个命令会进入到相应目录,可以pwd查看下 cd "$(brew --repo)" git remote set-url origin git://mirrors.ustc.edu.cn/brew.git echo ‘export HOMEBREW_BOTTLE_DOMAIN=https://mirrors.ustc.edu.cn/homebrew-bottles‘ >> ~/.bash_profile source ~/.bash_profile
brew install memcached
brew services start memcached 或者 memcached -d
在mac中低于1024的端口不能用非root用户启动
brew update brew search nginx brew info nginx brew install nginx
原文：https://www.cnblogs.com/stono/p/9729100.html