Get the content of HTTPS site.

get_https.rb

require 'net/https'

http = Net::HTTP.new("gdata.youtube.com", 443)
http.use_ssl = true

uri = URI("https://gdata.youtube.com/feeds/api/videos/56quf8OdX6Q")
params = { :v => "2" }

uri.query = URI.encode_www_form(params)
req = Net::HTTP::Get.new(uri.to_s)
res = http.request(req)