github常见操做和常见错误！错误提示：fatal: remote origin already exists.

    若是输入$ git remote add origin git@github.com:djqiang（github账号名）/gitdemo（项目名）.git git     提示出错信息：fatal: remote origin already exists.github     解决办法以下：vim     一、先输入$ git remote rm origin 服务器     二、再输

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