Hi, I'm working on a C# project, where I need to identify the username from each user that logs on. I use Forms authentication, and am able to display the username by using the User.Identity.IsAuthenticated property. But; I need to store the username in some sort of variable, and use it in ...more >>

Hi I having a strange error which has started coming up recently. I have a textbox where one can enter the URL for a link. The textbox is not able to accept long Urls. the error which I get is Exception Details: System.Data.OleDb.OleDbException: The field is too small to accept the amount of da...more >>

Hello All, Please how do I get to know the full dom name for a control at runtime after it is rendered in a page so it can be used in client side javascript? Thank you Arnold ...more >>

Ok this is very odd. I have a hyperlink server control (not a linkbutton) on my .aspx page. When the navigateurl property is set to a file (blah.aspx) in the same directory as the current page, the page posts back BEFORE redirecting to the next page. If I change the navigateurl property to go...more >>

Hi, I need to passing parameters in CommandArgument of the asp:ImageButton. I don't use datagrid or datalist Here is my code: Private Sub ImageButtonCommandHandler( sender As Object, e As CommandEventArgs ) Session("Id") = e.CommandArgument end sub <asp:ImageButton CommandName="edit"...more >>

Can I access serial porta trough asp .net ? Where can I find some examples ? Thanks.... ...more >>

Say I have a code behind class, and in that I want to instantiate and call methods on some objects Ive written in other cs files, what do I need to do to make those objects available within the codebehind? thanks in advance ...more >>

How does one go about making a custom server control have a trial period after which it expires? I have aserver control that i want sell but would like to have a trial periods for it. Along the same lines, how can i create a licensing scheme, i.e site license so that the control can be used on ju...more >>

I'd like to know if there is documentation that explains the context of errors such as '...does not contain a definition...' and so on. -- <%= Clinton Gallagher A/E/C Consulting, Web Design, e-Commerce Software Development Wauwatosa, Milwaukee County, Wisconsin USA ...more >>

I have a single page with a HyperLink server control on it. When the page loads the first time, I have code that executes once. When you click on the hyperlink server control to redirect, the page load executes again which is fine, but the IsPostBack evaluates to false. BUT I have code I wan...more >>

I have built a composite user web control that I want to create dynamically. The form will contain a variable number of these controls and as well some of the contents of the user web control itself are dynamically created controls. I create as follows: wcGroupControl oGroupControl = new wcGr...more >>

Dear Sir, I create webform page that all html code is generated in code behind and sended to IE using Response.Write() like this, namespace localhost.XML { public class Encoding : System.Web.UI.Page { private void Page_Load(object sender, System.EventAr...more >>

OK, I've got a basic webform set up, with several buttons that I want to trigger different things on when they're clicked. For example, when the onClick event is triggered on one, I want a javascript method to fire and open a new window, redirecting to either another page on my site or a page o...more >>

Hi All, I am using a WebRequest & WebResponse to GET the contents of an aspx page as a string (code below). It's working fine, except that when the aspx page has an error on it, I want to know precisely what the error was (ie I want to get the error message that would be displayed if you we...more >>

Hello All, I am developing a page which has a complex layout. This layout cannot be made using VS alone, so I have to go into the html view and edit the html myself. The problem is that everytime I save the file, (or add/remove any component to the page) VS.Net reformats and re-edits the...more >>

I have a shopping cart webpage that shows a product and the Quantity they would like to order: When you click the link I want to take the quantity that they entered in the textbox and post that to the next page. But it keeps the original quantity I added to the viewstate. Where can i code this ...more >>

I want to comment out a piece of code in my asp.net (there is C# code behind) I can comment out with C# but not with asp.net Please advice Thanks ...more >>

I am using webmail with asp.net & vb. I need a method for web users to attach files from their local drives. How can this be done? Thanks, Richard ...more >>

Hello, I am carrying some values into a page using Session object. I would like to remove the session values that I used on this page [not to overcrowd session] when the user leaves to another page. But I need these values as long as user is on this page [If user presses page refresh, these S...more >>

Hi everyone, we have configured our IIS and the specific website to use 60 mins for session timeout. Additionally we configured the web.config so that timeout in the sessionState section is set to 60 as well. Regardless of this settings, the session gets abandoned after about 30 mins. Are ther...more >>

Hello All I have built an ASP.NET web application using VS2003 and v1.1 of the framework. On my development system, Windows XP SP1a, all works well. When I transfer the application to Windows 2000 Server (v1.1 of the framework) the application breaks. I am using "Deploying a Web Solution"...more >>

I am 100% new to this and have had no schooling... I am trying to open the ASP.Net Web Application in Visual Studio .NET and when I do I am getting the error message that states "Visual Studio .NET has detected that the specified Web server is not running ASP.NET version 1.1. You will be unable ...more >>

Is there any option we can use Composite DataKeyField in the DataList and DataGrid? ...more >>

Hi I am trying to run a simple windows authentication example in the Microsoft web apps book page 372 and in the page load sub I am getting the errors, name spnAuthenticated not declared, spnUserName not declared, spnAuthenticationType not declared In startup pageload subroutine, I hav Private ...more >>

Hi guys, Got problem with session when I install new DLL file or replace DLL file in /bin folder, is there anyway I can stop this happened ? I don't run two version of side by side and seems the application has to restart if there is new DLL installed by MS document. I am not sure I understand...more >>

Hi, For security reasons we need to place a server outside the firewall and have another server inside the firewall. We want the machine outside the firewall to receive requests for our web application and forward them to our ASP.NET web application on the machine inside the firewall. ...more >>

Hi, I'm interested in creating a page that display all 12 months in mini-style calendars. In the past i've done it with tables and asp, however i was interested to know if the asp.net calendar control would be better used? If so can you set 12 separate calendar controls to the 12 months? ...more >>

Hey all, from the microsoft web site it is possible to place a control inside the object tag. They give a demo project from which to demonstrate this. The only problem is when i create my own project the control appears blank. Nothing is there. Anyone have a similar problem or know what t...more >>

I'm using a repeater control. I need the itemtemplate to be slightly different depending on the data, so I thought I'd use a select/case statement. Unfortunately, I'm getting a 'Container' is not declared error (5th line, below). Why? Is it because I'm not importing a needed class? Am I using th...more >>

Hi, It is possible to reference an assembly in a directory other than in the bin subdir without registering in ghe GAC? For instance, I would love to have all my web apps on one server reference assemblies from a c:\inetpub\wwroot\common directory shared by the apps on that web server. T...more >>

I have a predefined array that looks something like Private RemoveWords() As String = {"a", "b", "c" and I want to take an input string, and remove the words from the string that are in the "RemoveWords" array. So basically if my string was "Walk a dog" it would return "Walk dog" I tried doin...more >>

Hello I would like to have several sites share a single web.config file. To accomplish this, I would point the root of these sites to the same folder. Is there any reason why I might not want to do this? (IIS 5 or 6 In case you're wondering why I would do this, we have many web sites on a si...more >>

Hello I'm receiving the following error message when I try to view an aspx page in Design view "Could not open in Design View. Quote values differently inside a '<%... "value" ... %>' block Below is the html in the page using the <%..."value" ...%> syntax <ItemTemplate><tr><td style="backgrou...more >>

Hi all, Is it possible to use a custom HttpHandler to handler request that does not provide a specified page? e.g. http://www.aaa.com/there/is/no/such/document I tried to handle this request using a custom HttpModule, but IIS directs the request to an error page(404 file not found) before d...more >>

Hi, I need to passing parameters in CommandArgument of the asp:ImageButton. I don't use datagrid or datalist Here is my code: Private Sub ImageButtonCommandHandler( sender As Object, e As CommandEventArgs ) Session("Id") = e.CommandArgument end sub <asp:ImageButton CommandName="edit"...more >>

Dear sir, I have over 2000 products with detail information on database. I would like to offer our visitors an advanced search function to search our database. Currently, I am using the like % keyword in Ms Sql to offer the search function. However, I found that function not enough when peop...more >>

I want to add a block of html to asp.net page. How can I add the HTML to a certain location on my page. Thanks. TPS ...more >>

How can I get width of the Page? using c#... ...more >>

Hi, I have hyperlink objects in a datagrid that redirect the user back to the current page with this syntax: <a href="mypage.aspx?id=foo"> When the page reloads, code in Page_Load then takes the appropriate action based on finding the 'id' name/value pair in the URL querystring. This work...more >>

Hi, I have a long form that post back to itself at different places (different controls). At the very end, I have a button called "Next" that post back to itself again causing some panels to be hidden and some others to be shown to simulate a "Next Page" effect. Since I have many contro...more >>

Hi, My stored procedure returns me data in this format : ID Date Wkday Hours --- ------ ----- ------- 1003 02/02/2004 Mon 5 1003 02/03/2004 Tue 3 1003 02/04/2004 Wed 8 ------------------...more >>

Hello, I heard that there is a sample custom drop down control that I can use in my asp.net web app. The drop down allows the user the type not only the first letter but then the second, third...and so on reducing the list. Does anyone know where this is? Thanks in advance. John ...more >>

Hi all, I'm trying to upload a file from the user to the server. I have set up a folder on the server, and for testing sake, I've given full control to the everyone group. My code is as follows (again for testing sake, I've hardcoded a lot of stuff in): File1 being an input of type = file. ...more >>

I want to be able to design an online file upload portal for the Web. Is there any popular .Net examples of this? Help apprecaited. Thanks. Steve *** Sent via Developersdex http://www.developersdex.com *** Don't just participate in USENET...get rewarded for it!...more >>

The company I work for still uses Excel97. In a weaker moment I added the pia for Excel2003 in attempt to get more programatic functionality out of some Excel interfaces I have been writing. The pia is entitled 'Microsoft.Office.Interop.Excel.dll' I also added the registry entries for that pia by...more >>

How can I remove (using C#) the items previously added to a System.Web.UI.WebControls.ListBox...more >>

I am trying to get tracking information from UPS web site without much luck. I got this working in VB 60 without any problems by using WinInet functions Here my test program. We need to get Tracking information from www.ups.com/ups.app/xml/track. When I tried to create the WebRequest with above ul...more >>

I am trying to use a CustomValidator on a textbox. The Validator uses a client-side funtion but it doesn't run if the textbox is empty. If there is data in the text box it runs fine. Any suggestions appreciated. Thanks!...more >>

I have these in all of my pages: <meta name="GENERATOR" Content="Microsoft Visual Studio .NET 7.1"> <meta name="CODE_LANGUAGE" Content="C#"> <meta name=vs_defaultClientScript content="JavaScript"> <meta name=vs_targetSchema content="http://schemas.microsoft.com/intellisense/ie5...more >>

This ought to be simple, but I've not been able to figure out how to do this. I have a request to create a list from a sql database to be displayed in a datagrid on an asp web page. So far, so good. What I now want to do is one of 2 things: 1. put a hyperlink at the bottom of the list...more >>

Hi, When I add a webform, VS generates three files: WebForm1.aspx WebForm1.aspx.cs (could also be "WebForm1.aspx.vb" I guess) WebForm1.aspx.resx What is that last file for? How can I use it? I understand the use of (but haven't used yet..) the "stand alone" resource files but have not...more >>

Hello, Is it possible to debug vbscript or javascript on the client side just like we can do on the server side? If yes, how can I do that? Thank you Marc ...more >>

is there a downloadable ASP.net books OnlIne like there is for SQL server 2000 ?? ...more >>

I am trying to use the .net version of the richtextbox control on a web page and when I use the "system.windows.forms" namespace the richtextbox does show up in the toolbox but it is greyed out. I would like to know why this is and what I need to do to allow this object to be useable to at least...more >>

Hi, I'm dynamically creating a table of "delete" imagebuttons, that correspond to files on the webserver. I want to respond to clicks of these buttons, so I know to know what file to delete. Here is the code I'm using Dim imgShow As New ImageButton imgShow.CommandName = "Delete" imgShow....more >>

Hello, I use a server side button to delete or update data in my database. To have a confirmation from the user I use this code that I have found here. cmdOk.Attributes.Add("OnClick", "return confirm('Do you want to change your pass word?')") I put this code in the Page_Load event of my ...more >>

This seems simple enough but why can't I get it to check the input BETWEEN the two ranges I specify? If I set the Min value to 1 and the Max to 10, it will ONLY validate 1 OR 10....not 2 thru 9. Weird? I must be doing something wrong. TIA. My test page: http://www.drumpub.com/test.asp...more >>

Hi just wondering if someone could provide a brief sample or a link to one that provides code for a password authentication scheme. I am using VB.net and would like to only let certain users access a webpage and want to do this with a password scheme. Thanks Paul...more >>

Hi I coded a web application in VB.Net containing a webform, designed with Visual Studio. The Internet Explorer is able to display it correctly but all other browsers aren't. The attributes of all elements for example color , width and heigth of buttons get lost so the page looks like Garbage...more >>

Hello Everybody, I am fairly new to ASP.Net. I have a requirement to extract data from a number of similar word files and put it into database. Eventhough I could do it with VB.Net, I am not able to do it with ASP.Net. In VB.Net, I used word.application object to open the file. Then I created...more >>

I have calling a stored procedure that returns two values, and I want to catch these values and to store them into a variable. Here is a piece of my SP inside SQL Server that shows the returned values: SELECT @Id = SCOPE_IDENTITY() SELECT @Id AS user_id SELECT 1 AS Value END G...more >>

I have a solution in VS.Net 2003. It contains 1 - asp.net project(c#), 1 - c# class library project and 1 - db project. When I try to build the solution, I get the following error: Could not copy built outputs to the Web. Unable to add 'C:\Documents and Settings\dyoung.BFGPDC\VSWebCache\DAL_...more >>

Hello All I am trying to find some information on how to design/develop a SQL Query tool embedded in an ASP.NET web application What I would like to have is a tool that helps a user write SQL statements that are in turn used to query a database. The results of the query will then be displayed in...more >>

In limiting textbox input to 500 characters I would like to include a dynamic count of characters input while the user is typing into a textbox. This would obviously be a client side control, possibly a custom validator with a function written in javascript. Has anyone done this? Does someone h...more >>

Hi I am faced with the following problem: I have a page (let’s call this page page1.aspx) containing some TextBoxes and a hyperlink which opens another page (let’s call this page page2.aspx) as a popup using either window.open or window.showModalDialog. Since I want to warn the users of my app...more >>

What user/account do I need to setup on my SQL 2000 Server, that requires the use of a Trusted Connection (Integrated Security=SSPI), in order for my postings to be able to make a connection to the database. The SqlConnection would look something like this? Data Source=MYSQL01;Initial ...more >>

Im trying to build the navigation menu on my site using an XML file as the admin. The XML file mirrors the nesting structure of the menu (example XML is below). Ive been up and down the samples but cant seem to find a way to bind this XML structure to an appropriate list or grid. My question...more >>

How do i crash IIS with ASP.NET? ...more >>

Hi, I have a big web application that works on my web / application server ! Now I want to instal it on a laptop which is not connected to the network. My web application works with a database server which I can simulate with an access db ! Is there something else then IIS to do run m...more >>

VS.NET 2002\Web\VB I am trying to get the referring URL for one of my pages using this: Request.UrlReferrer.ToString Page 1 has a link to Page 2. I click on the link in Page 1, and go to Page 2. Page 2 is where I am trying to get the referring URL. However, instead of getting the URL of P...more >>

Hello, I have several datagrids in my application. At the moment, data rows which are in editmode can only be saved by clicking the corresponding save button. I would like to add the function that users can save the rows by hitting carriage return when they have done their entries in HtmlInpu...more >>

Hi I am upgrading an ASP site where the content is being pulled from a database. On the ASP site the DB content included form tags and other html controls. I want to replace these with a user control but am not sure how to get the controls rendered correctly at runtime. If I output the content ...more >>

I have two usercontrols on the home page of my website. They are intermitently sending incorrect HTML to the browser, which results in a textbox being rendered with the wrong width. Either both controls render correctly or both are incorrect but never a mixture. When they are rendered correctly t...more >>

I have problem with prerender event in my page I dont know why prerender event occurs immediatley after Load event , I have same problem with Unload event too ,is it a problem with framework or sth ? ...more >>

how can I refresh browser of clients from ASP.NET Page? After client login on the page I want to refresh client's browser. Thanks...more >>

Hi Ive got a custom collection class (inherits ArrayList) that contains a collection of Customer Objects. My Question is, if I populate that class with a dataset and I make modifications to the Customer objects in the collection class, how can I sycronise it with a dataadapter to update, dele...more >>

Hi I'm currently exporting my datagrid to excel, taking advantage of the fact that excel can render html, the problem is that when i click the button to export it opens in browser, I want the button to launch Excel and leave the browser as is Any help appreciate p.s. I know that this can be ach...more >>