I'm displaying data in a GridView that allows user to select a row. When a button is clicked, I need to locate the selected row. The problem is that I need an ID value from the selected row, but I do not want to display that ID value in the grid. I tried creating a hidden column, but I can'...more >>

I have an aspx that looks like this: <%@ Import Namespace="System.Collections.Specialized" %> <%@ Assembly Src="MyClass.cs" %> .... I'm only using the imported namespace in MyClass.cs, not in the aspx itself. Is it possible to do the import in MyClass.cs, instead of the aspx? I can't figure ...more >>

Hi, I have a label that I'm trying to make invisible on the client side using the OnClientClick event for a button. In the javascript function I have the following code: var x = getElementById("ctl00_ContentPlaceHolder1_label"); x.Visible = true; The function is being called correctly...more >>

After going through some newbie examples I've created a DAL and BLL for my project. So far I simply display the DataTable to a GridView. I can create custom columns that do simple functions, for example: ReturnVal = UnitPrice - Discount What I would like to do is have a little more flaxabili...more >>

I deploy pre-compiled asp.net web sites using vs.net 2008. Since I am using pre-compiled web sites why do I get health monitoring "compilation starting" and "compilation ending" alert messages occasionally throughout the day ? If the web site is pre-compiled then why is there a need to compi...more >>

How do I show some data in a gridview without data binding?I mean i want to add this by my self on runtime. ...more >>

Is it possible to replace the address in client browser for server.transfer with the the real location? ...more >>

Hello Everyone, I'm retrieving data from Excel from my asp.net page The WorkSheet name is StatusPasPorts. When i remove the column [Account Reference No.] it does work fine but if i use it i get error : '' is not a valid name. Make sure that it does not include invalid characters or pun...more >>

All I am receving the following error message when I attempt to run my ASP.Net 2.0 Site on a server built to pass the DISA Gold scan. -------------------------------------------------------------------------------------------------------- Parser Error Message: This implementation is not p...more >>

Newbie question, but I can't find anything either here or at ms that shows the answer. I want to update the database by allowing the user to make changes via gridview. I was wondering if there was an easier way to write the UPDATE command than having to individually spell out each and every ...more >>

I have a newbie question. I am showing the grid control bound to my = database, but I want to automatically update a "last changed by" field = whenever someone updates a record. I tried adding = onrowupdated=3D"GridView_RowUpdated" to the gridview definition and then = the following code but it...more >>

I am new to asp.net and would like to learn using C#. Any good introductory book in tutorial/step by step approach book recommendation? ...more >>

Hello, I have a web application using framework 3.5 with C# and ajax extensions. Vista. When I start debugger with F5, the Cassini browser is opened, debugger seems to start in VS but it stops immediatelly, the application continue to run in the browser without stopping on break points. S...more >>

I try to put on production an application asp.net 2.0, across IIS 6.0. This app has a process that read any binary file. This file is in external directory (same disk) of asp.net app. This file is update from an external ftp process. - Over local host works fine. - Over Internet I have thi...more >>

I have a webpage with about 10-15 textbox controls. I want to write one ClientValidationFunction to be used by all the textbox controls. However, every textbox is going to have a different value range. How can I pass parameters (the allowed min and max value of each textbox) into one generic ...more >>

Ok guys, refresh my memory. I have a vague memory from years ago of a Dot Net 1.1 web app in which one window was opened from another (not a message box or anything like that, but a fully separate Internet Explorer. When the finish button was clicked, the second window while closing somehow ...more >>

The below code doesn't give me the last record count. Feedback very appreciated. Thanks for all that you do. qstring = "SELECT COUNT(*) FROM CustomerInformation " Dim newSql As New SqlConnection(connectionstr) newSql.Open() ...more >>

Hi all, I was using the Hyperlink control to link to another URL. However, I need to open a new window where that URL can be displayed, and I do not see a property in the control that allows me to do that. I would not like to use Javascript at this time. Is there any other control that can h...more >>

On my web server I have both .NET 1.1 and .NET 2.0 installed. I'm in the process of moving my web services from my old server to my new server. My web services are written in both .NET 1.1 and .NET 2.0. The thing I'm coming accross is that my .NET 1.1 web services will not run under ASP.NET 1...more >>

I want to build a form that contains two calendar controls. When the user clicks dates on both, I want to go to a database and get records that were added between the two dates. I am having problems setting up the SQL statement. I want to so something like SELECT name, employee, change ...more >>

I'm at my wits end trying to figure out this stupid error. <asp:Panel ID="pnlDep" runat="server"> <asp:Label ID="lblDep" runat="server" Text="Department: " /> </asp:Panel> <asp:Panel ID="pnlMaj" runat="server"> <asp:Label ID="lblMaj" runat="ser...more >>

hey all, // Show the Select Button CommandField selectcol = new CommandField(); selectcol.ShowSelectButton = true; selectcol.ItemStyle.CssClass = "gvSelect"; selectcol.ControlStyle.CssClass = "gvSelect"; GridView1.Columns.Add(selectcol); I ...more >>

I have a gridview, and in the RowDataBound event I do some processing on the data. I need to know if the one of the columns has changed from its previous value, but I do not see how to get the previous value. Doesn't viewstate have that already? I know I can access the current value with e....more >>

I'm trying to run an ASP.NET 2.0 web site on Windows Server 2008 RC1. I encounter a server error : HTTP 500.19 - Configuration data is invalid IIS7 claims that the <appSettings> section in web.config is invalid. The management tools are also unable to parse the configuration. The same web site...more >>

LINQ works a lot like an Access DB Recordset in the way it functions, one of the things I could do in Access is refer to the Fields thru a Variable as below allowing me to Iterate over the Recordset with a test or slight change to field names. Is there a way to Replicate this Method in LINQ, I...more >>

Hello Developers, Is it possible to vary ascx control cache base on that control's public property. My control has a public Color property, and I want to vary cache based this property, rather than any particular contained control or query parameter. Thank you for any hints. Tomasz J ...more >>

All, I'm using .NET version 1.1 connecting to an Access back end db. I've got some code that fails during a Try Catch. The error message I get is this: {System.Reflection.TargetInvocationException} [System.Reflection.TargetInvocationException]: {System.Reflection.TargetInvocationEx...more >>

Hai, I am very new in ASP.NET. I wnat to use Data Table in my project. For that When I created an instance variable of data Table like "Dim dtable as DataTable" I got an error mesage of "Type Expected". I dont know what is wrong with declaration. So kindly provide solution and thanks in advan...more >>

I've been stuck on this error for days. I use global.asax to do url rewrite. which works fine on one server but not the other. they are both windows server 2003 R2 IIS6. if I do http://test.com/photo/123 which would rewrite to http://test.com/photo/default.aspx?photo=123 on the server tha...more >>