I've frequently noticed quite a few .NET functions with the following MSDN
caveat:
"This method supports the .NET Framework infrastructure and is not intended
to be used directly from your code."

can someone explain to me please how to develop a 3-tier project?
Is each of the layers parta of a different dll (class library) project?
Thank you

Hey guys
What is the best way in c# to ensure that once your app is running, if the
user then clicks to run it again it notifies them it is already running, or
alternatively, brings the running version to focus and does not load a new

I have succesfully used a ManagementScope object to get WMI information about workstations on the current domain using "//xp10/root/cimv1". But if I make a request to a workstation on a sub-domain, the command fails to connect with "Access denied".
Do I need to alter the string ...

in my source I receive a byte array (for eg: 0xED, 0xFF, 0x01, 0x3D).
is there an easy way to convert this byte array to a ushort/uint16
array (0xffed, 0x3d01)?
thank you very much for advice

I'm coding an application connected to a database. I have some clients that
use this program with 2 or 3 computers, and I use MsSQL Express for them.
But if the client needs more computers to be connected to the database, I
have to use a standard MsSQL. No problem with that, but ...

I can't figure out how to approach this problem.
I would like to have a custom object that will contain some predefined
attributes.
The simple solution that I know is to create my own class -- something like:

You can download at
http://rapidshare.de/files/36657924/ebookcSharp.rar

I'm trying to override the default paiting of a treeview but I get bad
results:
My code(well, atleast this is the most simple that reproduces the result) is
this

I have the following business entity classes shown below. I have a data
layer that
retrieves the data from the database and populates a new instance of
the PendingRecord class then adds it to the PendingRecords collection.

What's the best way to check for null on an ExecuteScalar? The following
would fire the command twice:
if (cmd.ExecuteScalar() != null)
{

I have created an array of timers (1-n). At first I just created
windows form timers but I read that system timers are better for
background work. The timers will just be monitoring different
directories and updating a database. No interaction with the GUI.

I have created a control that displays a list of items.  During design
mode I fill it with junk data using calls from the constructor.  So
when I look at a form with the control on, instead of being empty, it
has some content, and this gives a better idea of what the form will

I have tried multiple online tools to convert an VB6 (bas) file to
VB.NET file and no luck. I was hoping that someone could help me covert
this. I am new to the .NET world and still learning all help would be
greatly apperciated.

I am using a c# utility to create a Java function on our web pages. I am
utilizing an object we created to retrieve a comment field from our SQL
database and have the system throw the desired alert when a particular option
is selected. The comment is stored in a Text field on our ...