I am adding controls dynamically to the page as per the samples there are on the Web and it works - I can create text boxes, buttons, my own user controls, whatever, on the fly and initialize them and add them to a placeholder no problem. However when I post back and the page displays again t...more >>

How do I programmatically (javascript) check if link is valid in html? ...more >>

http://www.microsoft.com/downloads/details.aspx?FamilyID=90e2942d-3ad1-4873-a2ee-4acc0aace5b6&DisplayLang=en As I understand it, VS.NET 2005 + SP1 + this patch is the first version of VS.NET on Vista to be officially supported by Microsoft... ...more >>

I just noticed something weird about the calendar control in ASPNET2. If you assign a value to SelectedDate that has a time component (e.g., 3/1/2007 10:37 AM), and you have a custom style for the selected day, the selected day will not be rendered using the custom style. Instead, the control acts...more >>

Hi, I was used to build site search from page's <meta ... description ...> and other <meta ...>. Now there's a site using MasterPage and those pages as content have no <meta>. Is there a nice way to do the same job? Thanks ...more >>

Hi, I was used to build site search from page's <meta ... description ...> and other <meta ...>. Now there's a site using MasterPage and those pages as content have no <meta>. Is there a nice way to do the same job? Thanks ...more >>

I will have both web and win clients and would like to page my data. I could not find out how the datagrid control does it's paging. What library/methods can I use in .Net 2.0 to do paging of SQL data in a web service? Thanks in advance, Donald Adams ...more >>

Hi, I'm trying to create a web app that will allow users to input several rows of data for several columns. Is there a control that simulates the flexibility of a spreadsheet? This app is currently in excel, as a series of input templates, and I want to migrate it to web - still being able to...more >>

Hi all, I have followed the instructions from here: http://www.dotnetnuke.com/About/DotNetNukeOnlineHelp/tabid/787/TID/1323/cid/93/Default.aspx to upload my shiny new skin. The problem is I do not have the menu options that the website is refering to! My DNN build is 4.0.0.1 and everything wo...more >>

Hello, i have created a custom sitemap datasource. The sitemap gets all pages from a collection from a CMS system (not directly from a database). I have declared my sitemap provider as default in web.config. In the pages I have a sitemap datasource and corresponding menus. Question: - Whe...more >>

I am trying to use a custom validator to check if a duplicate email exist in my database when i use the update button in a datagrid. The update button calls a stored procedure in SQL that checks for duplicates and if none are found, updates the database, but if a duplicate is found, returns the ...more >>

Hey ASP.NET 2.0 When I compile my webproject in VS2005 I get a compile error in App_Code.fa5u_fw4.7.cs (I assume this is a tmp file, because none of my project files has this name)... if I fix that error and do a recompile, then another tmp file appear with the same error in it... Any...more >>

I have an application with a datagrid and a button to export the grid to excel. For the most part this is working fine. Here's the export method: Private Sub btnExcel_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles btnExcel.Click Try Response...more >>

I'm trying to add a record to a data grid in a pretty standard fasion. I have a dropdownlist in my footertemplate: <FooterTemplate> <asp:DropDownList runat="server" id="newTitle" DataValueField="ActiveContentTypeID" DataTextField="Title" DataSource='<%# GetTitles() %>' /> </Foo...more >>

I really hope this is not a case of "this silly thing will never work".....lots of time invested in troubleshooting this already. I have created a standard ASP.NET web form (.aspx) with several collections of textboxes prompting for entry into a fairly monolithic database. I decided to cre...more >>

I was looking through the windows event long on a webserver hosting an application that I have in testing right now and I'm seeing this a couple dozen times a day. I'm not sure how to begin troubleshooting this: Event code: 4009 Event message: Viewstate verification failed. Reason: Viewstate...more >>

hey all, i have a file upload control and when i specify a file name to upload, what would be the easiest way to provide a preview button at this time? i have the the byteData and i have the directory path to the file (i.e. c:\test\img.png) but i'm not sure how to get it into an image contro...more >>

....hi everyone, ....i posted this allready, but my newsreader doesn't display it to me - so i'm sorry if it's posted twice... hi again, sorry for not clearly writing what i really need :) if i have the following in the aspx file <body> ... <asp:CheckBox ID="chkMe_One" runat=...more >>

I have some emails I am sending from my .aspx pages. These pages are .htm pages that work fine in outlook and show all my images correctly. But from my dslextreme and yahoo accounts they don't. I have a "base href" statement in my page, but for some reason Yahoo and Dslextreme is deleting i...more >>

Hi All, My ASP.net application has to fetch data from Excel sheet. I'm using HTML File Control to select an excel file. I'm using Microsoft.Jet.OLEDB.4.0 provider to fetch the data from excel. Everything is working fine on my machine. But when my machine is accessed from other machine and t...more >>

Hi, I want to use a Tab control. Is there any available in ASP.NET 2.0? Did a search and can't find much. Any info/alternatives appreciated. ...more >>

how can i get an "are you sure" message before delete? thanks ...more >>

Hi, I'm starting studying ATLAS. First thing that I'm concerned about is if the ATLAS controls are a pluggable options for server side controls.. What I wonder is if the case ATLAS extension are turned off and the site continue to work server side only or the site logic is blocked. This is...more >>

Hello, I have grid view which can go into edit mode. I have fields one of which is primary key I dont want to display this field but will use this field in my update method. If I make the bound column readonly i get nulls if i set visible to false i get nulls. When visible and not readonly...more >>

I have a GridView that displays several columns, one of which is a checkbox field. This is populated at runtime from a SqlDataSource and is not enabled (the user can't change it's value). I have turned on the "Enable Selection" option, and I know I can identify what is the currently selected ro...more >>

when i click on the update/cancel buttons in the edititemtemplate, the update and cancel events do not fire. This is on IE 7. However, this works fine on IE 6. Is this a known problem and any workarounds? Any help will be appreciated. Thanks mdGandhi ...more >>

Hi, If I create a file with this content: <html> <body bgcolor="yellow"> <center> <h2>Hello W3Schools!</h2> </center> </body> </html> And save it as aspx, when viewed in Internet Explorer it just looks like: - <html> - <body bgcolor="yellow"> - <center> <h2>Hello W3Schools!</...more >>

hey all, ok, i have my database locked down as much as i could. certain groups can do certain things. now, when i build my web application over this do i have to repeat the authorization in the code of "certain groups can do certain things"? Or will the application inherit that from the dat...more >>

Hello, In my Page's VB.NET code I am changing the value of the Profile property NAME. Profile.Name = tbName.Text However, I need to change this property value from a class in my App_Code so I did: ' Get current username Dim username As String = HttpContext.Current.User.Identity.Name ...more >>

Hi all, I have a custom user control in an ASP.NET app (.NET 2.0). This control needs a public property called "ControlToValidate" which accepts strings. I need to be able to declare it much as you would with a validator control, like this: <asp:Textbox id="myTextbox" runat="server" /> <u...more >>

keywords: asp.net master page rubbish I have written a custom control. The control is a simple html Tab menu control. The control inherits from DataBoundControl and implements INamingContainer, IPostBackEventHanlder and IPostBackDataHandler. The control is engineered to use a hidden client-...more >>

Hi, I was wondering if there is any standard way to create PDF files in ASP.net. I'm currently using a regular ASP application to generate PDF files, but I'm in the process of converting the website to ASP.net. Thanks Frankwin ...more >>

Hi, I am trying to figure out the difference between Asp.Net Web Site and Asp.Net Web Application. >From your experience, what is recommended - Web Site or Web Application ? Thanks so much. Ruthie - just starting with Asp... ...more >>

Hi! I need to upload a windows shortcut file like *.url for example. Doing this be regular way I'm getting a html page it's pointed to instead of its contents. How to upload such files? Thanks! Vit ...more >>

I have a gridview that has a datatable bound to it as its datasource. This data table is created by calling a stored procedure that returns all the rows that are to be displayed. I'm having trouble getting paging to work. How do I use the pageIndexChanging event in this case? I want to do...more >>

Hi guys, i've problem with GridView control as i'm just learing Asp.net i dont know most of the things. here, my problem. i'm using GridView control with Template columns, it looks like this: <asp:GridView runat="server" ID="GridView1" AutoGenerateColumns="False" Width="90%"> <Col...more >>

We've been developing an application for a while which allows display of office/pdf etc documents within an iframe in a web browser. However, since installing office 2007 this has stopped working and instead of them appearing nicely in the iframe they now pop up and appear within the office...more >>

i was able to change the source code while debugging in vs2003.but in 2005 it is not possible.How can i edit while debugging in vs2005?...more >>

Hi All, I have a few questions. 1. Is there any other web server that support Microsoft .Net Frameworks? 2. Can I deploy ASP.NET application on Linux? 3. Is there any component or something but manage code to create Excel Files *.xls? Thank you for all your concern. Regards, Gun ...more >>

hi all, i have faced with one problem regarding multiple attachments sending through System.Net.Mail in Asp.net2.0.Any one Please tell me the solution for this.Any one have solution for this please send me the link . thanks in advance Best Regards, TulasiKumar ...more >>

Hi, is it possible to define another place where the "Temporary ASP.NET Files" are stored? I do not want to have them on my system partition because i have a separate partition for all the temporary stuff on a separate physical drive. Is there a registry entry that defines the place for...more >>

Hello guys, I have set the MEMBERSHIP, ROLEMANAGER and PROFILE in my config file as below. I just want to use my own sql server 2000 table instead of MSDB. I have used the ASP.net Configruation Page to add couple of users and roles and then assigned the users to roles. ...more >>