I am creating a "setup" page that allows users to fill out various tables of
key,value pairs that are basically the table for foreign keys within a master
table.  It all works very well, but when a user tries to delete a record that
is currently being used in the master table the ...

I am using following code to update database; I am running two
instances of the application and updating the same record. However,
DBConcurrencyException  doesn't fire. Is there something I am missing
in the code?

Using Visual Studio.net 2003 to create an aspx web form I am having a
problem selecting an item from DropDownListBox with id= ListBoxStudies.
I can see the items from the bound database table but when I click on an item
the selected item stays at itemindex 0.  What must I do to ...

I have an ascx (MainCalendarControl.ascx), which includes another ascx, by
using this statement at the top of MainCalendarControl.ascx:
Register TagPrefix="CalendarUI" TagName="ActivityListControl"
Src="ActivityCalendar.ActivityListControl.ascx"

I am trying to set a parameter in the SELECT statement of a SqlDataSource,
in the Page_Load event where the intended value for the parameter is
calculated. But how can I set the parameter to a certain value? If the value
comes from a control, form, querystring etc. then it's easily ...

Is there any best solution automatic delete file within the special time?
My web application can generate many pdf files for users.  Because there are
many users, I need to control the total pdf files on the servers.  I need to
set it automatic remove after 10 mins of file created ...

Hi evreyone, I am a newbie but my ASP.net is comming on thanks to you
guys and the countless manuals I have downloaded... ummm... I mean
'bought'
I am having a little bit of an issue though, I am sure it is easy to

i have a dropdownlist and 2 textbox's on my webform.
i have a table 'Areas', with 2 fields in the dataset.
In the Data properties of the DDL i have its DataTextField set to the
field 'areaName', and its DataValueField set to the other field

   I am trying to extract a date from a database, and display it in
yyyy-mm-dd hh:mm:ss format on an ASP.NET webpage. I have been using the CStr
function to turn this into text, but this doesn't give me enough control to
get the right date format. Can anyone suggest a solution?

I've recently upgraded a .Net 1.1 solution to .Net 2.0, everything seems to
work ok unless I do a re-compile. Whenever I do a re-compile the first time I
access the web page the session doesn't appear to be created, i.e. the
session start event isnt' fired in the global.ascx.cs. ...

Does anyone know how to add a new node in "Solution Explorer" of
VS2005?
//Here is my explorer window
UIHierarchy explorerWindow =

I want to create a webcontrol which will generate a bar (bar chart). I
have done some graphics code in my ASPX page and it's working fine, but
how do i create a Custom Control or User Control for same (custom
control is prefarable).

I've tried to set the SELECT command in a SqlDataSource control for a
FormView to read the aspnet_Users table but get an exception saying I don't
have permission. How can I resolve this?

i have this repeater control
<asp:Repeater runat="server" ID="Repeater1">
<ItemTemplate>
<span><%# Eval("text")%></span>< br/>

I must be missing somthing ....
The new form designer in VS 2005 allows for drag and drop of compnents
from the data sources tab. With this functionality one can almost
'magicly' create standard windows form CRUD apps from Object or Web