private void rdbTcp_CheckedChanged(object sender, EventArgs e)
 {
     client = new HelloService.HelloServiceClient("netTcpBinding");
 }
 private void rdbHttp_CheckedChanged(object sender, EventArgs e)
 {
     client = new HelloService.HelloServiceClient("basicHttpBinding");
 }
 public Form1()
 {
     InitializeComponent();
     client = new HelloService.HelloServiceClient("netTcpBinding");
 }