I am creating a web application using dropdownlists in the datagrid. My question is. I have two dropdownlists in the datagrid. First one select * from sq. That is working Ok. After the first one is selected the data and pass the argument to Second one which is retrieved data. Second one does not work. Nothing. Second query likt select A from sq where name = 'argument'. Is anyone can help me:|? Thanks

I am creating a web application using dropdownlists in the datagrid. My question is. I have two dropdownlists in the datagrid. First one select * from sq. That is working Ok. After the first one is selected the data and pass the argument to Second one which is retrieved data. Second one does not work. Nothing. Second query likt select A from sq where name = 'argument'. Is anyone can help me:|? Thanks

Does anyone knows how to create a class which will calculate Net Volumes from Pressure, Temperature and gas quality according to AGA (AGA-3, AGA-5 AND AGA-8) standards? Thanks. Mike

Is anyone knows how to create class to calculate Net volumes from Pressure, Temerature and Quality data according to the AGA(AGA-3, AGA-5 and AGA-8) standards?