I believe it could be faster still. Their Itoa cache is a map[int]string, where ...

supersillyus on March 27, 2012 | parent | context | favorite | on: 7 Years Of YouTube Scalability Lessons In 30 Minut...

I believe it could be faster still. Their Itoa cache is a map[int]string, where it could be a []string. Also, I suspect that a few more primitive type special cases in the first type switch in EncodeField could go a long way.