What are the differences between RAW, AUTO and Explicit modes in retrieving data from SQL Server in XML format?
1 16841How To Update A Column In A DataGrid Using C#.NET? I am getting InvalidCastException as (Specified cast is not valid) while updating 2nd column in a datagrid? Id,firstname,lastname are the three columns of my datagrid respectively. I wanted to edit the second column(lastname) and update it. I did the following code in DataGrid's updatecommand(),but failed to update ! Int varid=(int)DataGrid1.DataKeys[e.Item.ItemIndex]; TextBox lnm=(TextBox)e.Item.Cells[2].Controls[0]; string str=lnm.Text ; SqlCommand cmd=new SqlCommand("update customer set lastname='" + str + "' where id=" + varid + "",con); cmd.ExecuteNonQuery(); DataGrid1.EditItemIndex=- 1; DataGrid1.DataBind();
2 13516Post New TCS ADO.NET Interview Questions
what do u mean by bridge group? where we r using this one?
How to calculate motor bearing life - cycle (life time) (SKF bearing)
how to do customization while doing oracle implementation. what is the role of functional consultant in customization?
Do you think that most newspapers print what's really important, or what will make them sell more newspapers?
Why perchloric acid used for potentiometric titration
To modify an, existing worksheet. What steps are involved for: 1. Inserting and deleting rows and columns. 2. Printing cell formulas 3Jld displayed values 3. Using the page setup command
if while coding power goes off , how to retrieve the codes?
We are planning to synchronized DG's with our captive plant in the event of black start of plant, but before sync we checked voltage of DG with our plant voltage and it varies from 5 V to 450 V. So in this condition how we can sync DG with plant ?
I have completed my B.E with (CSE) computer science and engineering ,i had a total no of backlogs=20 ,is there any chances to get the visa PLEASE HELP ME NE1 : MY ID=john_searchig143@yahoo.com .
Why Should Curing Not Be Done By Ponding And Polythene Sheets?
sir, whitch is the best book (writer name) for prepration of gate....
What is the diff between System.String and System.Text.StringBuilder classes?
why middleware can be difficult to write and test.
What is Hardware Drivers?
How do I reconnect a Visual C++ project after I have branched or shared it to a new location?
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