I have a strange error occuring in my winforms app that I can't seem to find
any fix for.
With a button click I am launching something like the following:
string url ="http://www.microsoft.com"

If I have a DataGrid bound to a DataTable. The grid can be sorted, so
there's no obvious link between row number in the table and row number in
the DataTable. If the user clicks a row in the table I know how to select
the corresponding row in the DataTable, but how do the reverse: I

Is there a generalized way to catch exceptions for a form/window?  With MFC, I could implement a try/catch in an override of PreProcessMessage(..), or WndProc(..), but with Forms, those don't seem to work the same way and so the try/catch misses the exception
I'm trying to find a ...

I have 2 different forms bound to the same DataView.
The first form has a datagrid displaying the data. The 2nd form is used to edit the data. When the data is changed in the edit form, I call Invalidate, Update, and Refresh on both the datagrid and the entire datagrid form. The ...

I have some hidden panels that have been added to a parent panel (.Hide()
called, then added to parent panel).
When I Show() the hidden panel for the first time, I get a
NullReferenceException in SetVisibleCore(). If I catch the exception and

We have two fields in just about every table for UpdatedBy and UpdatedOn
which we want to update if there are any changes to fields on the form.  In
Access we typically use the Form_BeforeUpdate event to accomplish this.
How should we do this in vb.net?  I've explored using the ...

Does anyone know?
Thanks in advance.

Anybody know of a good text editor component for .net ??? (i'm not interested in TextControl
Domdee

I would like to capture the tab key when the user selects tab in my edit
field and then tab to another text box in another panel.
What is the command to do this in .Net (vb.net)?
Thanks.

My Panel have a lot of button controls (by adding in runtime). so I use Panel autoscroll ture
when I move the scrollbar, I need to scroll the other panel.
I didn't find the scroll event in panel. How to handle scroll event
Thanks in advanced

Actually, i'm working on C# projects in some french companies.
Would anyone know how to know if a "form" is currently running in
background ?
Actually, I've implemented the following test in an application :

I notice that it is almost impossible to save a Graphics Object to a file, eg bmp.
What is the reason for this, will there ever be an upgrade???

Excuse my ignorance but how is this secure? If I take the encipher text and
apply the 3 keysizes to decipher it, I'm bound to get the original.
Shouldn't there be a key string I can type that a hacker wouldn't know?  The
only other thing I'd have to know is the byte size and I can ...

I'd like to have several Textbox controls stacked vertically within a panel.
Each Textbox will have its .Dock property set to Top. This enables all of
the Textbox controls
to resize as the panel resizes, which is the effect I'd like.

I have a checkbox contained in a datagrid by using the DataGridBoolColumn
type.  My problem is that when you first click on the checkbox, it looks
like it selects it (i.e. changes the column background to the selected
color), and doesn't change the value in the checkbox.  Then, if ...