Here's my code snippet:
   protected void Page_Load(object sender, EventArgs e)
   {
       Page.RegisterStartupScript("SetFocus",

Good morning,
I have a bindinglist of my custom objects and need to check, before
adding items, if an item exists in list and then cancel inserting.
I have tried to create an object that inherits from

How can I get the disk space for all of the local hard drives?
TIA - Jeff.

How to post questions about Managed Development on the Mobile SDK?
I want to change the default lock / unlock screen of my PPC device. How to
do this?

Could somebody provide me with a formula (or, better, a
code example) for converting kilobytes to hours (or, time) from the
server?
Thanks.

Could someone please help me with writing codes for check the battery status
of windows mobile device using C#?
Thanks,

They usually don't teach you in most textbooks I've seen that
delegates can be used to call class methods from classes that are
'unaware' of the delegate, so long as the class has the same signature
for the method (i.e., as below, int Square (int)).

I have some trouble with threading and AppDomain ... :-((
Within a MDI Container Form,
I am loading a assembly into a AppDomain like this:
"System.AppDomain local_AppDomainPlugIn =

Hey Guys,
     I'm totally flipping out. I developed an application which makes use
of the built in Visual Studio 2005 Crystal Reports components. I have
references on my solution which state:

it is urgent questin.. Pls need help we wrote a lot of dll which was
been using by an windows service.And we make some revision some of
them.And then build them..and deploy to the location.But some
properties seen as methods for example. In code domain there is a

Hey all,
I have a URGENT problem and I hope someone could help me...
scenery:
I have a windows app, coded using C# (framework 1.1 - VS2003)... The

If I have something like:
           StreamReader fin = null;
           try
           {

As far as I know if I change the form's opacity, every control on the
form also inherits that opacity. But in many real applications (not
application programs), we see opaque text (100% opacity) on a
traslucent background, for example text messages on TV. Or look at the

On the coding practice side proper exception handling/logging will be
on the top of my list, followed by (in no specific order) null
checking, use of enumeration instead of return code, functions that do
way too much, ....

I build a library and I want to let other developers to add some features to
my library.
For example, I want to provide an interface or abstract class (?) like this:
interface IExample