Excuse me if this is wrong forum for this but I've implemented a
protocol handler for my socket server using the state pattern and it
works fine until I attempt to introduce heartbeats which are sent
independently of the client process on the same socket to the server.

I'm new to getting multi-threading working in C#, so I'm looking for
some help with Mutexes.
I have code that looks like the following:
Mutex MyMutex = new Mutex();

I've been working with C++ for years and am strugling at C#.  I am trying to
reuse a COM object that I wrote that takes a chacter buffer and a size of
the buffer.  I am having a problem "filling" in the memory buffer to pass to
my COM object.  An example might be more explanatory ...

I have an application with a main form, but I want to hide it as fast as
possible. Seems the only way to not show a single flicker is setting
Opacity = 0 in the constructor, and Visible = false; in Activate event.
Any better ways ?

Hi...
Anybody knows what problem has this code? I think, in the Garbage Collector?
You know the Solution?
The program in the test's case, whit 350 contacts, run OK before number 86.

Is there a way to have e delegate for property instead of method ?
For method like this:
void doSomthing(int val);
We can have a delegate like: public delegate void dodo(int val);

I recently upgraded to Outlook 2007 B2TR and have found that I can no
longer code against MAPI.DLL  It's gone :(
Using C#, I used to get the MAPI session, and from that I could change
the out of office.  No longer.  Does anyone know how to do this using

I am working on an ASP.NET application where I need to create a unique
key in a page. When a customer clicks on the button "Generate Key" I
need to create a key which should be unique in the database. I am
plannig to create in the format MMDDYYHHMMSS.

The MS SQL has a column using DEC(11) which is an unsignedInt.
What is the correct way to declare the unsignedInt variable in c# to insert
this value to MS SQL?
recall from SQL2k BOL

where could i find an edge detection example in C#

I wrote an app that needed to save settings such as colors, fonts, etc...
after hours of trying to use ConfigurationManager and AppSettings along with
a few other things I finally found that I could just use
global::Properties.xxx.Settings.Default.yyy

I learned today that an insert statement I am generating out of a
DataSet which gets populated straight from SqlDataReaders is not giving
me the same precision that it is stored in the database with.
Table 1 (Origin table)

I use the following code to transform xml to html document:
try
{
    XPathDocument myXPathDoc = new XPathDocument(sXmlPath);

Is there a simple way to find out
(1.) when a file is in use,
(2.) and when any file in a directory is in use,
so file access by another user can be blocked?

I am having a problem with a windows application that abnormally terminates
itself. The application is a multi threaded .NET 1.1 application, and can
briefly be described as follows:
Call the thread running the GUI "A". When user clicks a button a new thread