Answers for "what is header http"

HTTP Header

new Date(1372700873 * 1000)
// => Mon Jul 01 2013 13:47:53 GMT-0400 (EDT)

HTTP Header

$ curl -I https://api.github.com/users/octocat
> HTTP/2 200
> Date: Mon, 01 Jul 2013 17:27:06 GMT
> X-RateLimit-Limit: 60
> X-RateLimit-Remaining: 56
> X-RateLimit-Reset: 1372700873