终端输入
sudo gem update –system
显示如下错误
ERROR: While executing gem … (Gem::FilePermissionError)
You don’t have write permissions for the /usr/bin directory.
重新输入下面
sudo gem install -n /usr/local/bin sass
sudo gem install -n /usr/local/bin cocoapods
然后就可以愉快的使用cocoapods了
