C#

public string Receive(Socket client)
{
    int len;
    byte[] data = new byte[1024];
    StringBuilder sb = new StringBuilder();
    while ((len = client.Receive(data)) == data.Length)
    {
        sb.Append(Encoding.Unicode.GetString(data).Substring(0, len));
    }
    sb.Append(Encoding.Unicode.GetString(data).Substring(0, len));
 
    return sb.ToString();
}
 
public void Send(Socket client, string prompt)
{
    client.Send(Encoding.Unicode.GetBytes(prompt));
}

public string Receive()
{
    int len;
    byte[] data = new byte[1024];
    StringBuilder sb = new StringBuilder();
    while ((len = client.Receive(data)) == data.Length)
    {
        sb.Append(Encoding.Unicode.GetString(data).Substring(0, len));
    }
    sb.Append(Encoding.Unicode.GetString(data).Substring(0, len));
 
    return sb.ToString();
}
 
public void Send(string prompt)
{
    client.Send(Encoding.Unicode.GetBytes(prompt));
}

string command = myServer.Receive(client); // Unicode  

// Console.WriteLine(command);  

string[] cmd = command.Split(' ');    
 
if (cmd.Length == 1)  
{  
 
    if (cmd[0] == "cd")  
 
    {  
        message = myServer.CurrentPath;  
 
        myServer.Send(client, message);  
    }    
 
    // here others "else if" united by the property (cmd.Length == 1)  

  
    else 
    {  
        message = "Command not found";  
   
 
        myServer.Send(client, message);  
    }
}  

public static T MyMethod<T>(this string Myxml)
{
  XmlDocument Mydocument = new XmlDocument();
  using (XmlTextReader XmlTr = new XmlTextReader(new StringReader(Myxml)))
  {
    Mydocument.Load(XmlTr);
  }
  // How do I return the result ?
  return ???
}

private void button1_Click(object sender, EventArgs e) {
    using (XmlWriter Writer = XmlWriter.Create(Application.StartupPath + "\\Designs\\" + StyleName + ".xml", XmlSettings)) {
        Writer.WriteStartElement("Settings");
        PropertyDescriptorCollection PropertyCollection = TypeDescriptor.GetProperties(propertyGrid2.SelectedObject);
        foreach (PropertyDescriptor Prop in PropertyCollection) {
            Writer.WriteStartElement(Prop.Name);
            Writer.WriteString(Prop.GetValue(propertyGrid2.SelectedObject).ToString());
            Writer.WriteEndElement();
        }
    }
}

protected void SubmitButton_Click(object sender, EventArgs e)
           {

               const string Query = "IF NOT EXISTS (SELECT * FROM StaffTrackingFTEData) INSERT INTO StaffTrackingFTEData ([StaffTrackingID], [EstimateHours], [EstimateFTE], [ActualHours], [ActualFTE],[Comment], [CommentBy], [Period]) VALUES ((Select StaffTracking.ID From StaffTracking where StaffTracking.CATWResourceName = @Name), @Estimatehours, @EstimateFTE, @ActualHours, @ActualFTE, @Comment, @CommentBy, @Period)";
               SqlConnection conn = new SqlConnection(ConfigurationManager.ConnectionStrings["SQLStaffingConn"].ConnectionString);

               using (SqlCommand command = new SqlCommand(Query, conn))
               {
                   conn.Open();
                   command.Parameters.AddWithValue("@StaffTrackingID", SqlDbType.Int).Direction = ParameterDirection.Output;
                   foreach (GridViewRow row in gvCATW.Rows)
                   {


                       command.Parameters.AddWithValue("@Name", ((TextBox)row.FindControl("txtName")).Text);
                       command.Parameters.AddWithValue("@EstimateHours", ((TextBox)row.FindControl("txtEstimateHours")).Text);
                       command.Parameters.AddWithValue("@EstimateFTE", ((TextBox)row.FindControl("txtEstimateFTE")).Text);
                       command.Parameters.AddWithValue("@ActualHours", ((TextBox)row.FindControl("txtHours")).Text);
                       command.Parameters.AddWithValue("@ActualFTE", ((Label)row.FindControl("Label1")).Text);
                       command.Parameters.AddWithValue("@Comment", ((TextBox)row.FindControl("txtComment")).Text);
                       command.Parameters.AddWithValue("@CommentBy", ((TextBox)row.FindControl("txtCommentBy")).Text);
                       command.Parameters.AddWithValue("@Period", ((TextBox)row.FindControl("txtPeriod")).Text);


                       command.ExecuteNonQuery();
                       command.Parameters.Clear();
                   }
               }

           }

   //protected void SubmitButton_Click(object sender, EventArgs e)