... record, the internal flag lets the class know that the data row already exists in the dsCustomer dataset, so the WriteChangesToDB method is called to update that row in the Customers table. The ... writing the new values to the data row, ' end the editing block, and then write the changes to the ' database. If you have a problem writing to the DB, then ' reject the changes ... aware that .NET determines which overloaded method to call-constructor or otherwise-based on the order of the datatypes in the parameter list, and not the names of the parameters. In other words,...