ppssppmaster.com -Xmlrpc Home "Does distributed computing have to be any harder than this? I don't think so." -- Byte. What is XML-RPC? It's a spec and a set of implementations that allow software running on disparate operating systems, running in different environments to make procedure calls over the Internet.
Wikipedia. XML-RPC is a remote procedure call (RPC) protocol which uses XML to encode its calls and HTTP as a transport mechanism. "XML-RPC" also refers generically to the use of XML for remote procedure call, independently of the specific protocol.
Php: xml-rpc. Xmlrpc _server_register_introspection_callback — Register a PHP function to generate documentation xmlrpc_server_register_method — Register a PHP function to resource method matching method_name xmlrpc_set_type — Sets xmlrpc type, base64 or datetime, for a PHP string value
Xml-rpc support « wordpress codex. WordPress uses an XML-RPC interface. WordPress has its own implementation for WordPress-specific functionality in an API called the WordPress API. This should be used when possible, and your client should use the API variants beginning with the wp prefix. WordPress also supports the Blogger API