Is it perfectly acceptable, from a "conventions" or "best practices" point
of view to have a class in one namespace extend a class in another
namespace?
I just came across this state of affairs in the .NET Framework itself and,

I'm trying to learn threads so I created a simple dialog based MFC app
with an edit box, a Run button and an Exit button.  Run starts a loop
that continually updates the edit control.  How do I modify the code so
that the dialog responds to events?  That is, so the Exit button ...

I have one application that is a CMS that uses .NET membership.
Now on the same domain, I have to setup a ecommerce store.
I want the URLS to look like:
www.example.com  <-- ecommerce application

Hi, I have 3 or so windows
they have   6 chkboxes ,
These Checkboxes Represent The Serial Port Signals, CD,CTS,DSR,DTR,RTC,RI
I dont want to write the same code , in 3 or 4 or more places ..

i made a singleton com with sink.
then i use the com in C# with sink.
-- win32dll -> atl com -> event of atl(if i don't use this code, it's ok) ->
C#

This is driving me batty.  Why is this piece of code repeatedly
throwing an "access to registry key is denied exception"?
This is a small console application that is being run on Vista.  I
fire up a command prompt (which is NOT running as an administrator)

I have a contact class that has as one of its properties a segment list
collection
public List<Segment> SegmentCollection { get; set; }
In the Segment class there is a segmentname property

I am trying to interact with the windows calculator.
I want to open the calculator for the user so the user can work with it.
When the user is done (or during) working with calculator I need the
(displayed)value of the calcultor back in my textbox.

I have to write an editor for Visual Studio. It's one editor for
different kind of Arrays: Button[], TextBox[] and so on.
The intern array is Control[], so I can use it for all of the
inherited controls.

How would I convert the SQL IN statement to LinQ
Select *
from TableName
where FieldName in (Value1, Value2)

Hello, I have a BitMap band i created
32x31, 24x24 and 16x16
how can i extract the portion (single bitmap pict) that i want to use
thanks

I have some code thatr does the following:
Managers.AppUrl =  String.Format("http://{0}:{1}{2}",Request.Url.Host,
Request.Url.Port, Request.ApplicationPath);
To assign the URL of an ASP.NET site to a property - this is called

I'm writing a Windows Forms application (i.e. desktop) which I wish to
eventually distribute to a reasonably wide customer base (not
necessarily as wide as possible, but as wide as it makes sense for me
to do given my limited resources).

I have a problem calling serialPort.Open(). The customer receives a message
like:
Die Anwendung hat einen Vorgang versucht, der von der Sicherheitsrichtlinie
nicht zugelassen ist ...

Dear Experts,
   I have an application that has several graphical components on it.
The state of these components is decided by some data which is
available in some data store. The graphical components periodically go