dataview as a datasource

DataView dv = new DataView();
//Dataview and the stuff
dv.Table=ds.Tables[0];
dv.RowFilter="age=20";
DataGrid1.DataSource=dv;

creating a pop up calendar control in ASP.net

the following links seems to be a viable option for a postback less date popup http://www.developer.com/net/asp/article.php/3327181

new liks

here is a few things that i like on the net
its a link that contains an extended datagrid that allows custom controls in a grid.
http://dotnet.leadit.be/extendeddatagrid/

some c# faqs that i like
http://www.syncfusion.com/FAQ/WinForms/FAQ_c44c.asp#q1075q