1.xcode-select --install
2.iterm2
https://www.cnblogs.com/xishuai/p/mac-iterm2.html
3.SUDO 免密码
visudo /etc/sudoers
替换 #%admin ALL=(ALL) ALL
为 %admin ALL=(ALL) NOPASSWD: NOPASSWD: ALL
1.xcode-select --install
2.iterm2
https://www.cnblogs.com/xishuai/p/mac-iterm2.html
3.SUDO 免密码
visudo /etc/sudoers
替换 #%admin ALL=(ALL) ALL
为 %admin ALL=(ALL) NOPASSWD: NOPASSWD: ALL