Hi, I am sure this is a common question, but I could not find an answer... I have a DataList tag in which the EditItemTemplate has an item that should only set the database field to one of a few options. Seemingly a Drop Down List is the way to go. However, when the user selects a reco...more >>

Hi, It's rather common today, to see a PDF opening within a new Internet page. But how is it done in ASP.NET, VS2003? I'd rather use it as a way to invoice electronically. You email your customer without the PDF-file as an attachment to the mail. Many company's exchange servers and othe...more >>

Hi, I'm a lucky owner of a great asp.net book, but I can't find the example code snippets from the book. Seems NewRiders doesn't exist anymore? Seems QUE bougth them. I think it should to be here: http://www.quepublishing.com/title/0735711356# but the links doesn't seem to work? ...more >>

I want to create a web custom control (not a user web control) that I can add a XML translation control into, how would I do this? I am using the web custom control as a template that I can add to the page, but it depends on other Web Form controls inside it but I do not know how to add the ot...more >>

I have a javascript calculator. How do I pass the value of the calculator result to another ASPX page so that I can right some VB.NET against the value? Thanks! ...more >>

I'm trying to write a shared function that will convert all my phone numbers from format 1234567890 to (123) 456-7890. Here is my function that I wrote: Public Shared Function CheckPhone(byVal val as String) as String dim strCheckPhone as String If val = "" Then strCheckPhone = ...more >>

Dear all, I built a Web Form application to start and stop a Windows Service remotely. I successful tested the application on Windows 2000 server + IIS. I must include the ASPNET user to the Administration group (on server side) to have the necessary authorization to start a Windows Service...more >>

Hi, I am trying to use a data grid in a web application in which I have three tiers. The DataGrid is not set up to a data source, or a data adapter, so everytime I make a change I send the cell information to another object which forms an SQL query and makes the query to the DB (actually to a DB...more >>

Hi there, I have written a custom validation control which checks to see of an input field is not empty and contains only numeric data. I was using a regular expression validation control but was unable to get it fail if a field was blank. My problem now is that while my custom validation c...more >>

I'm writing out my own Table via codebehind. Each row has an INPUT TYPE="TEXT" that I am writing out dynamically as well. I want people to be able to update this text, then, upon submit, I'm going to walk through each one to update the DB. How do I access these form fields from the codebeh...more >>

When I press the F5 key only certain situations I get the following message. When exactly IE determines to prompt the message? The page cannot be refreshed without resending the information. Click Retry to send the information again, or click Cancel to return to the page that you wer...more >>

All the __VIEWSTATE will be kept under only one hidden control? Thanks, Anil ...more >>

Hi I've got an ASP.NET datagrid control, and in the footer, there is a series of controls for typing in new values to add an item. e.g. <asp:DataGrid runat="Server".... > <Columns> ... <asp:TemplateColumn HeaderText="Name"> ... <FooterTemplate> <asp:TextBox ID="txtNameAdd"...more >>

I have an old Visual Studio 2001 VB ASP.Net application; really all I have are the folders and files from the web server. How can I "hook" this back up to Visual Studio 2003 so I can update it? I copied the files and folders to the C:\inetpub\wwwroot directory and created a web application...more >>

Here is the code for a webcontrol, quite simple: ------------------------------------------------------------------------------------------------------------- <%@ Control Language="c#" AutoEventWireup="false" Codebehind="WebUserControl1.ascx.cs" Inherits="WebApplication23.WebUserControl1" Ta...more >>

i'm developing an ASP.NET C# application where you need to have the possibility selecting a user (in a list) and sending him/her a (text)message. The message sent should popup (or be listed) at the recipients side. What is the best way to achieve this (Peer2Peer system, storing the message ...more >>

Can you please suggest any good resources to build ASP.Net Server controls? Thanks, Nish ...more >>

Hi I have a html table with an <td runat=server ...> element. On the onclick event of the <td> I want to do a postback, executing a server side function. What's the best way of doing this? The documentation seems to indicate that I need a control event to implement this. Craig...more >>

How do I add a watch, using asp.net in visual studio, to stop the program when a value in a drop down list changes? I can add a watch through Debug, windows, watch, but there doesn't seem to be a way to have it stop the program if and when the value changes, I never see it in the watch because ...more >>

In the web.config file, there is an option for pageOutput, and a notation that says you can view the trace in the trace.axd file. Well, there is no trace.axd file that I can find, I've searched everywhere. So what is the secret that is always left out to find this file. I have put pageOutput t...more >>

Hi, I am explaining the scenario of what I am trying to do: - I have a webform with some controls, from which I am taking the data. eg say Username, password - I am passing these data as parameters to the web service method result = serviceproxy.VerifyUser(username, password) on the event of ...more >>

Anyone accept credit cards through their ASP.NET website? If so, what service do you use? Any links, suggestions, code samples, etc...? ...more >>

I am reading Microsoft's ASP.NET Step by Step that states that I can create an aspx file in notepad. When I do this I get a an error message: "Server Application Unavailable" when I try to view the file in a browser. However, I can create and access an html file in a browser. I am using...more >>

The following code runs without error, but the 'alert' does not appear. Can you see the problem? private void LinkButton1_Click(object sender, System.EventArgs e) { System.Web.UI.WebControls.ImageButton ImageButton1 = new ImageButton(); ImageButton1.Height = 18; ImageButton1.Width = 1...more >>

Visit the following page: http://www.onlinescorekeeper.com/leagues/login.aspx?League=demobasketball If you enter admin for the username and admin for the password, it will log in. Just recently, the form quit submitting when using IE but it still works using firefox. Anyone have any idea w...more >>

I want a way of checking an object to see that it either implements the IEnumerable or ICollection Interface. I could use something like this: (in VB) If Not obj.GetInterface "IEnumerable" is nothing Then ........ But what happens when the object is a custom collection that inherits from ...more >>

Is there a way to quickly clear the DataGrid content, like in DropDownList ddl.Items.Clear()? Thanks, Ben...more >>