we are trying to pass a value to format a value in the datacolumn. But
when we pass the datacolumn , it does not give me the value in the
column, instead gives me the column name.
the following code gives me an error invalid cast .

I'm trying to receive a data structure from C dll from C# application . Since
there is an array of char this cause a lot of problems.
The C structure definition is as following:
//C typedef

In Global.cs, I have public string myString="".
Another 2 forms are Form1.cs, Form2.cs.
How do I use the Global.cs' myString to store a string in Form1 and then
pass to Form2?

I need to extract Socket object from a TcpClient object, in order to get
client's IP address.
I've found the following article that describes how to derive from TcpClient
class and use the Client property (that I need so much...!).

I am developing a C# windows application which will act as an frontend
for a SQL 2000 database.
I am using a laptop with SQl 2000 workgroup edition (sp4). SQL is setup
to use windows authentication.

i have tried to create text where you move yor mouse over it and it
underlines itself. this, however, takes far too long. is there a way around
this or can you create css documents that do the underlining?

I'm new to C# and I'm wondering what I'm doing wrong here....
I've created a library (using csc/t:library) with the following
source...
*******************

Any and all:
Is there an efficient way to pass a large array from .NET to COM? Can
references (or pointer) be passed from COM to NET and NET to COM without the
object it refers to being copied?

The VB has the "Exit" method on which some condition it will jump out the
function, e.g.,
"If Not ValidateData() Then Exit Function"
In C#, do we have an equivalent method to the VB's "Exit"?

Can anyone tell me if it is possible to access a session within a class?
I have created a class that has
if ((Session["Books"] == null)                        etc....
However upon building the project, the name Session has a problem. I have

The code:
---------
class sample{
static readonly object mylock=new object():

I have a class that runs one of it's method in another thread. I use Thread
object to do this and inside ThreadMethod I have an infinite loop:
While (true)
{

When i try:
MyClass myClassObject = new MyClass();
ArrayList myArrayList;
myArrayList.Add(myClassObject);

I want to append text to the end of a text box.  If the cursor is currently
at the end I just want to append it and have the normal scrolling take place
if needed.
However, if the selection isn't at the end of the text box I want to append

I am somewhat new to the c# language, and am working on direct x apps.
I'm having a problem compiling the source for a game that was included as
part of the book "Beginning 3d Game Programming" by Tom Miller. I originally
tried to compile with the august release of SharpDevelop, ...