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How would u connect to database using .NET?5 6158
Difference between DataReader and DataAdapter / DataSet and DataAdapter?3 29031
What are the differences between RAW, AUTO and Explicit modes in retrieving data from SQL Server in XML format?1 16477
Differences between dataset.clone and dataset.copy?2 5182
What are the two fundamental objects in ADO.NET?8 17732
Call a stored procedure from ado.net and pass parameter to it ?7 19138
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What does ADO.NET consists of ?7 9163
What is the key feature of ADO.NET compared to ADO ?3 5764
What is ODP.NET ?1 7248
What provider ADO.net use by default?10 16991
What is the default view of Data Grid?5 10149
How 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.Controls; 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 13274
How to Use the LzExpand functions in your applications?
Write a program for the problem: the array of inetegers indicating the marks of the students is given, U have to calculate the percentile of the students aaccording to this rule: the percentile of a student is the %of no of student having marks less then him. For eg: suppose Student Marks A 12 B 60 C 80 D 71 E 30 F 45 percentile of C = 5/5 *100 = 100 (out of 5 students 5 are having marks less then him) percentile of B = 3/5*100 = 60% (out of 5, 3 have markses less then him) percentile of A = 0/5*100 = 0%.
What is the disadventage of gland earthing(power cable) if any. ?
state the microstructure of annealed and normalized
What is the minimum distance to be maintained in between HT panel and LT panel and Instrument panel as per IEC and NEC standards?
What is the difference between yeild strength and compressive strength of steel???
what is Density of Fe410W IS:2062? Anyone have Density material table?
FROM WHERE I WILL GET PREVIOUS QUESTION PAPER OF JUNIOR ACCOUNTS OFFICER TEST OF B S N L
Why sodium hydroxide used for maintain pH of phosphate buffer
when a pure dc signal is sent through a moving iron meter, what will it read?? dc or rms?? when a variable dc signal is sent through a moving iron meter, what will it read?? dc or rms??
Whar is the KvA rating of 33Kv substation & actual kv rating of power generaating station.
How will u decide test data to see that evey feature is thoroughly tested
Is it compulsary to give TOEFL for applying US visa.
What is MRO area & MRP group & some difference
Action plan to closr NCR (NON COONFORMANCE REPORTS)