I haven't found any crystal report groups but im sure here there is
people knowing about it. How do i create variables in a report. from
crystal report itself not Visual studio.

i have written a windows service which synchronizes data between databases.
This service is running on a database server which holds production and test
databases.
Data access takes place using webservices.

Is there any way to tell a web service session (using cookies) that it's no
longer needed and to end from the client (which will be a Windows Form)?  
I thought this would be easy, but short of adding a new method to my web
service that can then all Session.Abort directly, I'm not ...

Is there a way to e-mail Word documents from tiger to the PC world so that
they are not altered ?
I often have occassion to do this and my recipient has always complained
that the Word documents don't arrive in perfect condition (e.g., various

Hi Gang,
I'm looking for some best practices advice on using a product serial number.
After validating the serial number in InstallShield I can save it to the
registry. I have it in mind to embed, among other things, an encrypted value

I've altered the Subject Line to a question I posted the other day
because I've found that (though I got a couple very helpful responses)
my original question was a little restrictive.
My real *general* question is: which VB.Net books do you find

What solution is best? Ive heard so many developers curse VSS that Im leery
if using it. I read a LITTLE bit on MS Team Server.  From what I read, in
terms of testing and communication between developers, Team Server is better,
but I see no mention of Source Control with the ...

I'd like to know which programming environments can target the windows vista
platform without being dependent on .net. So that my application will also
run on XP and 2000 without .net installed. I know Delphi 2007 RAD Studio can
do it but what about Visual Studio, and will there be ...

I've found memory leakage in my program that causes the program to be
very slow. I rebooted the computer and the program went away.
Is there a method in C#.NET that does the same thing as rebooting the
computer? Such as clearing memory cache? I'll need to use it to

I am creating a VB.Net distributed SQL server 2005 application.
Each computer in the system has a database with a table of users and
their telephone numbers.
Each computer has a unique 4 digit identifying code.

I am writing a custom logging component (which uses App Block; good stuff
there). The logger may be used in a winform, webform or in a webservice. I'd
like to determine what application type the component is being used in so I
can take different actions (e.g. terminate winapp, ...

I have a user control in a form (form has a toolbar.)
In the user control I have some text boxes for which I need to do some
validations.
Which is the best event to do this? Ideally I should do the validation

I want to cast a generic class into another. Only difference is the
type parameter used. In my original problem it would be an upcast of
the type parameter but even downcasting doesn't seem to work... I
tried the same in C# with the same results. I keep getting '....

I can't figure out why once or twice per week, my C# server application
throws OutOfMemoryExceptions. There is plenty of memory in the machine. As
far as I can tell, when the exception is thrown, only 400 megs of 1gig total
is in use.

I created a windows service using VS2005.
I created/adjusted the install class using the designer controls.
I set the user to be 'local system'.
I installed the service using the VS2005 cmd console (installutil.exe).