调试易

構造函數有參數的遠程對象，客戶端調用只能用Activator.CreateInstance(...)來創建本地引用副本，不能夠用new.
這和激活類型沒有關係

From MSDN==========================================================
ObjectHandle            hdlSample;
IMyExtenderInterface    myExtenderInterface;
string                  argOne = "Value of argOne";
int                     argTwo = 7;
object[]                args = {argOne, argTwo};
// Uses the UrlAttribute to create a remote object.
object[]                activationAttributes = {new UrlAttribute("http://localhost:9000/MySampleService")};
// Activates an object for this client.
hdlSample = Activator.CreateInstance("SampleAssembly",
                                     "samplenamespace.sampleclass", 
                                     true,
                                     BindingFlags.Instance|BindingFlags.Public,
                                     null,
                                     args,
                                     null,
                                     activationAttributes,
                                     null);
myExtenderInterface = (IMyExtenderInterface)hdlSample.Unwrap();
Console.WriteLine(myExtenderInterface.SampleMethod("Bill"));