i am developing an application, in which i reuired a TCP server which
allow multiple users to connect at a time and then recieve the
data,process it and then send back to all the clients which are
connected to the server.

Here is a simple console-program that illustrates the problem. It uses
Northwind database and requires only Customer and Order entities.
The problem is that if the first datacontext.SubmitChanges fails because
of validation errors also the second one will fail. It seems that the

In a class InfoCollection I have 2 overloads:
       public virtual DataSet Update()
       public virtual DataSet Update(UpdateType ut)
that I reference in the documentaion on another method

I have installed VS 2005.
Now would like to install .NET 3.0.
What files do I need?
I note some SDK, extensions or plugin files from MS site, not sure I need

Is it possible to get the UserPrincipalName of a user from the
WindowsIdentity object ? I'm only able to get the sAMAccount from
WidowsIdentity.GetCurrent().Name.
Thank you !

What a difference PowerShell Cmdlet and PSCmelet?
--
http://www.alvas.net  - Audio tools for C# and VB.Net developers

How to debug Powershell commandlets?
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http://www.alvas.net - Audio tools for C# and VB.Net developers

I have 6,235,099 records in my db table. Each record needs to be
converted to an XML element and outputed to a file. Since each XML
element have about 329 bytes, the resulting files will be about
2.05Gb.

Let's say I have a (dotnet) application based on a main .exe file
referencing and using a number of other dotnet dlls. Normally these dlls
would live in the application directory or in some other subdirectory
relative to it. Is it possibile to specify in the application ...

I want to be able to convert an ArrayList containing objects of one
type to a generic of a specified type, like
List<T> ConvertArrayListToGeneric(ArrayList list, System.Type
targetType)

Microsoft Development Environment 2003 Version 7.1.3088
Microsoft .NET Framework  1.1 Version 1.1.4322
Windows 2000, version 5.0 (build 2195: Service Pack 4)
I am having problems loading xml stored as a blob in an Oracle

I wrote an application with VS2005 to send mail, while the application
works fine.  I am trying to find a way to reduce email address bounce
backs, is there a .Net (or command line) method via which I could
verify if a given email address is exist.

I have an application that I have used for years on 32-bit XP.  It also
appears to run properly on 32-bit Vista - at least I haven't had any users
complain.
When I try to run the app on Vista X64, I get errors randomly in

How long had .NET 3.0 been released?

Very curious of the role of C++ today, was wondering if C# was actually
written in C++.