Hello, I have a webcontrol that have to change this path: ~/Image/NotAvailable.gif For the function System.Drawing.Image.FromFile(). I can not use Server.MapPath() Are there other options? Thanks! ...more >>

I'm learning today. So I have a bound datagrid with edit items in it. I've read that in order to retrieve the values for those edit items (textboxes etc) I can only bind the grid when NOT postBack. i.e. private void Page_Load(object sender, System.EventArgs e) { if (!IsPostBack) {...more >>

Help please I want to use an assembly (dll) in a vbscript asp.net page. The assembly gets a string form a XML Web Service and I want to write the string to the Document object like Document.write(myobjectnet.getstringfromxmlweb). Do I need to export my assembly to COM and then use CREATE...more >>

Would someone enlighten me how to do something like this with vb.net? http://www.speedysigns.com/custom/menu.asp?type=SIGN&size=4&color=16777215 I need to know for where beginning Thanks Boris ...more >>

Hi Everyone, I'm new to DotNet and I'm trying to get ASPX pages to work but I'm having problems. I suspect I haven't configured IIS or DotNet frameworks properly. I can open static pages (html) but dynamic pages are causing me problems. Here's my configuration: 1) local PC running XP ...more >>

I have a UserControl called "MyControl" The content it delivers is varied my a parameter: "LanguageID" <uc1:MyControl id="MainNavigationControl" runat="server" LanguageID="<% What do I do here%>"></uc1:MyControl > How do I set the property at run time. I have tried loading the control using...more >>

Hi, I would like to know if exist a easy way to do: 1 - fill up a web form after that, navigate to other page and return to the original page. when i do that the values that i typed are lost ! i want to know how can i preserve this information in a easy way !! I can use a view state ...more >>

hi after installing all (yes, official) patches to my windows2003 server OS, Visual Studio seems broken. symptoms; 1. there is no longer a build menu, and ctrl+shift+b does not compile my files. 2. outlining does not work anymore (expanding and collapsing of codeblocks). also I get...more >>

Hi, I'm uploading files from a website and storing them as BLOB's in SQL. Any idea how to scan the binary stream before persisting it to the database? The only virus scanning solution i've come accross so far is to use the Norton command line virus scanner, but does anyone know of any anti-...more >>

Dim dstSalesList As DataSet -- ______________________ David Fetrow HelixPoint LLC. http://www.helixpoint.com davef@helixpoint.com Interested in Affordable Email Marketing? Check out the HelixMailer at http://www.helixpoint.com/helixmailer.asp If you are interested in becoming a Res...more >>

I am wondering if there is any way to include a namespace or use a class I've written in a code-behind page, without: compiling into an assembly file (.dll) OR placing all of the namespace/class code in the code-behind page as well....more >>

Hi People I have a design issue I have atleast 6 to 7 forms whose main functionality is to add a new record , delete a record and update records zipcodeform -- front end form variables( zipcode.text , zipstate.text) citycodeform-- front end form variables(citycode.text , citynam...more >>

Is there a way to capture the operating system (Mac v. Windows) being used by a client PC viewing our ASP.NET web site? Thanks in advance! Mark ...more >>

Now that I have figured out how to display a page in a new browser window from the server (target="_blank"), is there a way to make that new browser window a certain size and with no toolbars, url line, etc. Just as close to a message box as I can? I used to do this with clinet side javascript ...more >>

After binding my data to the datalist I have created this function. I am recieving an error: BC30289: Statement cannot appear within a method body. End of method assumed. Does anyone have any clue what is going on here? --------------------------------------------- Function cnCustBullet15(...more >>

Hi, Just started with ASP.NET and C# so I'm testing things I currently use in standard ASP. I have a login page which talks to a validation page via XMLHTTP (implemented in JavaScript on the client side) Based on the response I know if the user sucessfuly logged in or not. The validation page a...more >>

How can I recompile ActiveX dll from VisualBasic6 code with Visual Studio.NET? Can I mix VB6 sources with C#.NET? ...more >>

Hi I have a listbox on a webform which has Autopostback set to true. When the user selects an item in the listbox and the form reloads, the listbox scrolls to put the selected item as high up as possible. Is there any way to turn off this behaviour? Thanks Tom ...more >>

I have a 4 page form. First page has a series of check boxes of different "opportunities" to select from. These check boxes are optional but they have to at least select one (or fill in the other text box) before they can go on to step two. I tried to add a required field validate to this, ...more >>

Hey guys, how do I make a control PUBLIC inside the Web Form Designer Generated Code? What happens is that I make it public, i Run the solution, it works perfectly fine. Then for some reason unknown to me, VS.Net flips it back from public to protected (This: Public WithEvents dcpMain As ...more >>

Hi Is there an equivalent of the message box that can be used for webforms? When I try to use a normal message box I get the following error: "It is invalid to show a modal dialog or form when the application is not running in UserInteractive mode. Specify the ServiceNotification or Default...more >>

Hello, I'm using Web Matrix and tried to add ErrorPage like this: <%@ Page Language="C#" Debug="true" ErrorPage="hello.aspx" %> I thought this would trap unhandled exceptions and redirects to hello.aspx; it does not. Help. Thanks. ...more >>

I have several ASP.NET applications that I want to put onto a new website. Each app is currently its own solutions with it's own global.asax, etc.. What is the right way to deploy multiple asp.net applications onto a single website? Does each one just go into a subordinate directory below the ...more >>

Hi, In my code, I rename a folder and then the asp.net application restarts ! So i've lost my session variables ... How is it possible for the application asp.net to restart when you rename a folder of the website ??? Thank you. Greg ...more >>

Hi All, I need to create a webform with three tabs(General, Groups and privillege) When user clicks on General tab, Generalform should be displayed. when user clicks on Groups tab GroupForm should be displayed. I wonder if there is any support provided in .Net to implement the above...more >>

Hi, I recently had to install IIS onto my machine. With the webserver started (On the local machine) I went to view an ASP.net application that I had previously written. When I go to view the app via my browser I get prompted to download the default.aspx file. It's like the server is not able ...more >>

I have an aspx page, with an ascx user control on it and that ascx file has a code-behind page. I have an event handler for a submit button in the code behind and I want to check the text field of a textbox which is in the ascx user control. for some reason I keep getting the error: S...more >>

I have a CheckBoxList like this one: <asp:CheckBoxList id="chkReport" runat="server" DataValueField="rptID" DataTextField="RptName" Enabled="False" RepeatLayout="Flow"></asp:CheckBoxList> I fill it with items from a database and check/select items corresponding to another database query. W...more >>

I would like to place a tab control on an ASP Web Page. I don't see a control that I can drag from the toolbox for either "web forms" or "html" that I can use. Does anyone know how to do this?...more >>

I have a form to allow users to export data from the datagrid to Excel. It works fine on some clients. But sometimes a user is prompted to enter the network login information. How can I suppress this prompt? Thanks!!...more >>

Dear All, How can I submit the whole form data when I click on the "ASP Server Button". I want to use the Posted data in the redirect form. Regards Pradeep ...more >>

I'm pretty new to .net stuff, but not new to programming (lots of vb, sql, cold fusion, and some asp).. I have a "middle layer" object model I created, that has all my business rules and database access for an order entry system, starting with the Order object, and other basic child items, like ...more >>

Hi, I have some code that does soem calculations and writes results out to screen. However I want to format these figures. For Example rather than displaying $120123.10 I want to display it as $120,123.10 This value is contained in a decimal datatype and written to a lable on my as...more >>

Hi. I have a site that is called this way: http://intranet.decaps.com:8777/News When I try to get the current url using Current.Request.Url.AbsoluteUri I get http://intranet.decaps.com/News . Shouldn't I get the entire url above? Why does not the port number appear? Thanks, Antonio Mac...more >>

I need advice on correct usage of ADO.NET in an ASP.Net environment. I have an ASP.Net application that accesses data through a referenced class library. Things start to break down when multiple web clients attempt to use the application at the same time. A common error that gets returned is "...more >>

what can i do with placeholder ?? tks ...more >>

Hi, If I create a Virtual directory with application name programmatically it will not show up in the available web services while adding web reference(Dynamic discovery fails). Where as if I create the virtual directory manually it will shown up while adding web reference. I have ...more >>

All, I deployed my website that requires V1.1 in the production server. I installed the framework v1.1 with the dotnetfx.exe /c:"install /noaspupgrade" and everything went fine. Then, I installed my app via and installation pkg. without a proble, Then, I ran the following command to ...more >>

Hi! I'm building my portal and I found that some times I need to dinamically generate address. Since I have many modules and each could have it's own parameters in order to preserve other's modules stuff I try to preserve Query string: string GetQueryString() { string s = "...more >>

I have a template column with a drop down list which should pass the value selected by the user to a function which will return a value of its place in the list...I keep getting the error 'denotes a 'property' where a 'method' was expected'. Any ideas? <asp:TemplateColumn HeaderText="CallType...more >>

I have this webapplication, and when unloaded in the webserver because of session timeouts there is a huge difference in the startup times between my own developer computer and the web server it's intended for. On my own computer it loads and executes in about 2-3 seconds when it's more like 1...more >>

All Have a form with 6 textboxes. 3 of these have a white background but for some strage reason the 3 others are yellow, I cannot for the life of me find out why the other 3 are yellow backgrounded. This is a "copied" layout of the form, Thanks in advance...more >>

I'm using forms authentication within a C# project. I am using the standard code where a user attempts to access a page when they are not logged into the system. I am collecting a username / password and comparing this against a SQLServer to authenticate the user. This all works fine if the...more >>

I figured this out several months ago and now that I need it I've misplaced my code... How do I use a placeholder control to dynamically insert a user control (.ascx) into a page? Thanks! Ian...more >>

Hi all, On my local pc I have built a webpage which reads data from a ms-access file. No problem at all. When I place the files on our intranet-server I receive an error: System.Data.OleDb.OleDbException: Unspecified error When I am a member of the domainadmins it works just fine, so i...more >>

Hi Folks! A few tips or pointers on this one would be appriciated. Presently I'm working on a webproject, and I've decided to create a class that acts as template for all pages on the site. What all the pages do is inheirit from MyTemplatePage instead of System.Web.UI.Page. That works ...more >>

How do I disable the "X" in the upper right hand corner of my Web Page. This is not for a windows form, but rather a web application. What I really need is to stop the user from unloading the page, if certain data is not present on the page. I know I should not use the Page_Unload event for th...more >>

What is the best way to debug a web service. Using Visual Studio. ...more >>

This morning I was quite happily working away when a Windows Update prompted me for install. I found a convenient brake point and duly installed it and rebooted, oh dear what a mistake LOL! Any asp.net page now fails with the following message: - Server Application Unavailable The web ...more >>

I use csc /t:library scanControl.dll. Here I got some errors telling me that the compiler can't find the class library dll:s that I have referenced in my windows control project. I have added references to the two classes and I use the using statements. Isn't that enough? After compiling the con...more >>

Is it possible to have apache host an asp.net app on a windows server? If so, how? Sam...more >>

It seems the aspx always is saved in IE history, how to write aspx that make IE does not save it ? Thanks. -Junjie ...more >>