method
head
head(path, initheader = nil)
public
Gets only the header from path on the connected-to host. header is a Hash like { ‘Accept’ => ‘/’, … }.
This method returns a Net::HTTPResponse object.
This method never raises an exception.
response = nil Net::HTTP.start('some.www.server', 80) {|http| response = http.head('/index.html') } p response['content-type']