Having problem running web application when setting it to run from
Visual Studio Development Server. I get CustomPrinciple error. I would
appreciate if anyone encounter this problem can kindly share me their
views and any solutions.

I have a problem, i have a  event in asp.net codebehind file that
updating a datasource. If that update went well i want to refresh my
treeview thats on another page. The script works well, the problem
is.... the client script runs before the updatemethod !

I am using a SQLDataSource in an ASP.NET 2.0 web app.  I want to loop
through datarows, in the result set, to read the and write values to
acouple of the fields.  I can' t locate any properties for the datarow
in the control.  How do I access the datarow properties in this ...

Hi;
First off - thank you - the MSDN web access of the newsgroups is back up.
Can't live without you guys.
Here's my question. When a button is pressed on a page, it updates the page

Hi;
I have a Repeater control where in my code-behind I call:
    rptrProducts.DataSource = cart.CartItems;
    rptrProducts.DataBind();

How do I find out whether a file is currently being used by some
process or not (including the ASP.NET process)?
A Web Form has a ListBox which lists all the directories & files
existing in a directory on the server. There are 2 Buttons as well -

We are placing Windows Controls inside webforms for a project that needs to
interact with files from a local computer.
What would be the best way to make the following work:
When a user clicks on a WebGrid Item (from Infragistics NetAdvantage

I want to query WHOIS info from my ASP.NET app.
I'd like to query a specific domain (e.g. google.com) and for availability
(e.g. google.eu (available/taken), google.nl (available/taken)).
Anyone knows a (commercial) component that gets this job done?

I seem to get this error
"Unable to open the Web project 'myproj'. The file path
'c:\Inetpub\wwwroop\myservice'
does not correspond to the URL 'http://localhost/myservices'. The two need

I am using Visual Web Developer 2005 for some time already.
Recently I find out that there is a SP1 for it so I installed it.
Now every time I start it, it's asking me to register. I went through that
process numerous amount of time already but still it does so.

When i try to send a large email using Net.Mail.MailMessage, and it
includes an attachment of 1.92Mb, i get the following error
"Exceeded storage allocation. The server response was: 4.3.1 Message
size exceeds fixed maximum message size"

I am a vb.net 2005 newbie, I am trying to get a sample of two
dropdownlistboxes which are connected in a master detail way. Suppose I have
a company ddl then when i select a company i want the second 'employees' ddl
to be populated with only the employees of that company?

It seems that my IIS always goes to Port :1254
Why and how can I change this setting
Thank you,
Samuel

What is the best way to store/retrieve query strings for pages when the user
is navigating backwards using the SiteMapPath control?
Thanks.
Steve

I need to check if a string is empty.
Should I use:
String.IsNullOrEmpty(MyString) or MyString Is Nothing?
What is the difference?