.NET DataGrid Control

I began my .Net training with VS .Net 2000 (version 1.0) -- on the toolbar there is a multi-tabbed control (which allows you to place differing content on each tab, and display content associated with each seperate tab) -- I'm ...

I can retrieve the value from gridview but i cann't if the value is invisible in gridview. If i read the value that is hidden i got the value null. I don't know why. if someone know, please let me know. ...

Is there a way in a datalist to have it auto calculate the number of columns to put in? In other words, if it can fit 3 columns without wrapping, do that. If only 2 would fit, do two..... TIA - Jeff. ...