i want to set expiration date for my web based application. for eg it has
to be worked for 15 days from the date when it was installed.
                 More over  i dont want to use system date to check  the
installed date with current date as because any one can easily change ...

I need to store some information about my application, such as trail version
limits, allowed modules, etc.
My question is whether it's better to store it in the windows registry, or
in a binary file in the application's directory. My question is more aimed

Data Source Configuration Wizard (VS2005)
Is it a good practice to have a single DataSet for a DataSource even though
there is large number of tables in a database, or is it better to configure
multiple DataSets using Data Source Configuration Wizard?

When I create a DataSet using Data Source Configuration wizard the connection
string gets added to application configuration, public read only property
gets created in settings class and TableAdapter uses this public property to
initialize the connection property.

With the code below,  is it possible to access "strTemp" in
"WebUserControl.ascx"? I always receive the error that "strTemp" is
not available. As a workaround, I am using a Session variable, but I
really don't want to.

Has anyone ever interfaced with winZip from inside a VB.Net app?
I'm looking to automatically zip up some files then delete them.

I have a *.cer file, a public key of some one and I want to encrypt some
thing using this public key.
Can someone point me to a sample code for Encrypting some file using
X509Certificate ( *.cer file ) so that it can be used to email as

I've been round and round the web and can't find an answer to:
How can I make a video file from JPG stills? I need it to be lossless
compression as the stills are already lossy enough.
Avi/Mpg/Wmf

We started to use the enterprise library logging block ( using the file sink
).
I wonder if there is any Rolling capability ? Means start new file when the
log file size is 10K or after 5 Days ? If it's exist , how can I define the

What is the best way to do tunneling via HTTP?
I must use ports 80 and/or 443 (as I cannot control where the clients will
be connecting to one another from).  I want to implement a tunneling server
for an in-house application that allows chicken farmers (you know....those

Does anyone have an example of using WMI to get a list of running Windows Services?
Thansk,
Yosh

if I have an object, say a recipe, which is added to a database, whose
responsibility is it to add to the db? The recipe or something else?
Let's say I want to delete a recipe? Does the recipe kill itself? Or does
the database or something else do the removal?

Please, anyone can help on this:
I need to call a method from my class
but I need the information type at run time..as I know, I have to use
GetType method of the object class.

Hi,
I'm new to .NET, though program with VB. I'm used to selecting an event from
the right side drop down box of the VB IDE. That seems to have changed with
.NET. How do you choose an event, say for example, the click event of a form

I've written a Windows Service which has
- several (0-100) listeners threads which spawn worker threads based on
events, timers etc
- several (0-300) worker threads which handle data (message based) and