I have some problems binding a member variable in a datasource to the
selected element in a combobox.
I first tried a very simple approach:
void FillCombo()

I have a base user control that contains a TableLayoutPanel with control
inside of the panel.  This form is inherited on multiple other forms, but on
the inherited forms, when you try to change any of the controls within the
panel, they are locked.  I tried to change all of the ...

I have a user control containing a tab control (3 tabs) with each tab having
a datagrid on it.  Each datagrid is bound (using a dataview) to the same
datatable - just showing different parts of the table.  I have routines that
loop through the data and Upper-case it so that only ...

how to export datagrid to excel, html, texte files.
ravindra

Basicly, this is my problem: changing text in a datagrid cell
programmatically doesn't change the rowheader icon to pencil...
More particularly: I've added comboboxes and datetimepicker controls to a
few datagrid columns. Selection via these controls changes the contents of

I'm trying to find a way to remove a node from a TreeView by dragging and
dropping it outside of the TreeView and onto the host form.  The problem
appears to be with not getting a return value from DoDragDrop - since I
never drop the node in the TreeView.  Does this sound right?

I have created a custom button control, descended from ButtonBase, which
implements custom drawing etc.
Everything works fine, until I try to delete the button from the form in
the designer. At this point I get the message 'Object Reference not set

I have a data bound datagridview and was hoping.....
Is it possible to only apply tooltips to certain columns.  It appears to be
an all or nothing thing.
Is there a value I can set in the CellFormatting event perhaps that will not

I'm newbie to asp.net vb, my problem is that,
I have a DataList in one page with 2 columns that works ok, but in browser
if is maximize it displays the DataList like i expected, but when i move the
browser side to the left of the screen the column 2 goes over column1, any

how get Location and Size of DataGridViewColumn relate to Form
or DataGridView?

I'm selecting the whole data in DataGrid (Ctrl+A) and going to handle
copying operation (Ctrl+C). But I can't handle this key combination.
Where is event fired?

DataGridView1.rows().frozen not do that.
(See in MSDN: This property lets you keep one or several rows of
important
information in place when a user scrolls through the DataGridView.

I have a DataGridView and it contains one combobox.
The info is CosttypeID and Amount
The CosttypeID comes from a dataset, where I set the displaymember to
Costtype (sting) and valuemember to CosttypeID (long)

Can someone give a sample to prevent a row from being deleted in a
datatable?
I tried e.Row.RejectChanges(); in dt_RowDeleting() but seems does not work.
I need verify if there other data using data in this row before actually

Do user controls follow the normal tab order within a form?
I have created a form with several .NET controls and two instances of a
simple user control that I have written. The user control has a checkbox, a
date picker, and a text box. I have set the TabIndex property of each