Outputs this keypair in PEM encoding. If cipher and pass_phrase are given they will be used to encrypt the key. cipher must be an OpenSSL::Cipher instance.
Returns a PEM encoded String that contains the Session object.
General callback for OpenSSL verify
Returns true if the MKD command may be used to create a new directory within the directory.
Content: [ String tag_name ]
Returns true if there are any authors for the feed or any of the Entry child elements have an author
Returns where there are any authors present or there is a source with an author.