I have implemented the singleton pattern for a class to hold a
SqlConnection object that
will be used thruout the application to create commands.  My application
is a simple Windows Form

I use a Webservice, which retun a DataSet.
I use the code:
DataSet ds = (DataSet)wsHealth.GetSchools(Text1.Text);
But it result in an error in run time, the error message is

I want to access a function implemented in a C-dll with the following
prototype:
       getDatabase(CALL_GDS *mStruct)
typedef struct _CALL_GDS {

Anyone used Databinding? Looking for some newbie docs and examples to see  
how it works.
I want to populate a CheckedListbox from some XML configuration file.  
would Databinding be the way to go?

I have a C# file that I want to build into a dll assembly.
The big problem I have in doing this are the 2 required
references in the file.
One reference is to the Interop Assembly SHDocVW,

Hi too all,
I'm trying to write a simple program which will find all the folders in the
c drive, but i'm having problems
I've managed to search the root of c drive folders but having problems with

Actually I am not understanding what you mean by

you mean it will behave like
[AttributeUsage(AttributeTargets.All)]

I'm trying to pull two different classes out of a single webfile (*.aspx)
and compile them separately for a library/assembly. The problem is that
each class references each other, and the compiler doesn't like that:

How can I read stack element from top at the bottom?
IEnumerator have only MoveNext() method and I suppone that begin from
the bottom.

This is about the coolest thing since c#.  MS just released the bits.  Have
not seen any ink on it here, so just spreading the word.
http://objectsharp.com/blogs/barry/archive/2005/09/13/3395.aspx

i am writing an app that uses a COM object, one method needs to have a
reference to a string array passed as it's parameter, it wont accept a
normal string array.  what is the syntax for passing a reference in c# ?
hopefully this is an easy question.  any help appreciated.

Using ADO.NET Or regular queries on SQL Server, is there a good way of
determining if a Stored Proc will be returning a result set or if it is
a non-query that does all I/O through parameters?
Thanks.

Hi, I use the VS grid with vb6, but their dotnet version doesn't work
with VS2005. Bah, VS as in videosoft and second VS as in Visual studio.
I'm looking for general Grid advice, performance > features imo, so any
advice you can pass on would be great. DOTNET2 compatability is a ...

When i press btn_save all changed  rows in my grid get saved except the last
editing row...
I want my btn_Save to end editing in the datagrid.. so if user didn't press
"enter" after editing last cell of the current row, I could force this row

I'm using reflection to launch a form based on a click event from another
application.  I want to be able to check if the form is active on the desktop
and bring it upfront and not relaunch the form again and again.
Can someone tell me how to do this?  Thanks, doug