https://blog.wongcw.com/2018/11/19/go%e8%aa%9e%e8%a8%80%e7%9a%84%e6%88%90%e5%8a%9f%e4%b9%9f%e9%a0%90%e7%a4%ba%e8%91%97rust%e7%9a%84%e6%88%90%e5%8a%9f/