如何从git存储库中删除目录？ - How to remove a directory from git repository?

问题：

I have 2 directories on my GitHub repository. 个人GitHub存储库中有2个目录。 I'd like to delete one of them. 我想删除其中一个。 How could I do that without deleting and re-creating entire repository? 若是不删除并从新建立整个存储库，我怎么能这样作？

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解决方案：

参考一： https://stackoom.com/question/QUKc/如何从git存储库中删除目录
参考二： https://oldbug.net/q/QUKc/How-to-remove-a-directory-from-git-repository