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Cast from type 'DBNull' to type 'String' is not valid.

Sonu Kapoors WebLog, December 21, 2004
Views: 352 | Hits 5

I have seen this question many times in the ASP.NET forums and thought that it would be a good idea to blog about. When you are working with functions in the HTML of your DataGrid and passing the valu...

Cast from type 'DBNull' to type 'String' is not valid.

Sonu Kapoors WebLog, December 21, 2004
Views: 5,484 | Hits 479

I have seen this question many times in the ASP.NET forums and thought that it would be a good idea to blog about. When you are working with functions in the HTML of your DataGrid and passing the valu...

Edit a Nested Datagrid

Sonu Kapoors WebLog, November 21, 2004
Views: 241 | Hits

While working on a nested datagrid, I had the problem that I could not edit the nested datagrid. When I pressed the edit button in the nested datagrid nothing happend. After searching on google I foun...

Edit a Nested Datagrid

Sonu Kapoors WebLog, November 21, 2004
Views: 2,065 | Hits 191

While working on a nested datagrid, I had the problem that I could not edit the nested datagrid. When I pressed the edit button in the nested datagrid nothing happend. After searching on google I foun...

GMail for Portugal!

Datagrid Girl, July 1, 2004
Views: 1,481 | Hits 67

To celebrate Portugal's victory today (and if you don't know what I'm referring to, stop reading now.  Are they gone yet?  Good.), I'd like to give my next round of GMail invites to people w...

Datagrid Sorting with Viewstate Disabled

dotNet, February 1, 2004
Views: 3,070 | Hits 188

I learnt how to enable sorting on a datagrid with Viewstate disabled for the grid. Quite simple, actually - here's how: You have to rebind on every page load, and manually put the SortExpression ...

Article about the HierarGrid V1.0

ASP.NET Announcements, August 19, 2003
Views: 1,989 | Hits 94

Hi folks, I wanted to announce my frist article on ASPAlliance which is a tutorial about how to use the HierarGrid, a hierarchical DataGrid that displays master-detail relations. Any feedback is app...