I am developing Web based application(ASP.Net) using VB.Net. Is there any how I can use enumeration declaration in the code. Thanks, Nicky ...more >>

In a test project, I have created two WebForms and one WebUserControl = that contains a textbox and a button. I would like to display a string = in the textbox when the WebForm1 is used, but another string when = WebForm2 is used. How can I do this? Do I have to create 2 different = classes an...more >>

Hi. I have read some articles about hosting windows forms controls on asp.net pages but all of them show how to use custom controls. I would like to show on one of my pages the checkedlistbox windows control. I believe that the steps are the same, but what do I need to reference in my <object>...more >>

I have a datagrid that is created at run time DataGrid dgG =3D new DataGrid(); BoundColumn bcB; dgG.CellPadding =3D 5; dgG.CellSpacing =3D 0; dgG.GridLines =3D GridLines.Both; dgG.CssClass =3D "SectionTableLines"; dgG.DataKeyField =3D "PlanWorkOrderID"; dgG.ID =3D...more >>

I moved Authentication code from an HttpModule to the Global.asax file. It was _not_ "sticking" when I set my custom IPrincipal, but it "stuck" when I did the assignment in the global.asax. Why? -- -- David B. Bitton david@codenoevil.com www.codenoevil.com Code Made Fresh DailyT ...more >>

Hi, I am using SQL server Session state instead of InProc (because of a Memory leak). An interesting problem is that when I moved the project to a different web server in which Turkish is the default language. While trying to create a session in SQL Server it gives an error like "Unknown pr...more >>

I understand that paging is a built-in feature of the DataGrid, and that paging is not built-in to other listing controls such as the DataList and the Repeater. I need to implement paging capabilities like the DataGrid offers - however, the DataGrid is very much overkill for my particular need...more >>

Dear Friends I put a asp.net hyperlink control inside a datagrid as even a template column or hyperlink column but can not force datagrid to open a new window when I clicked on the hyperlink. I set the Target of Hyperlink to _top, _blank, _parent ,... but it navigate to that url from the curre...more >>

I have a question regarding SOAP. A basic "Hello World" web service was written then requested from an IIS server via TELNET. When a malformed request was sent, a SOAP exception was returned, just as I would expect: What was sent: POST /helloworld/helloworld.asmx?op=HelloWorld HTTP/1.0 W...more >>

Everything was working a couple of days ago. I changed a password on SQL Server and had to debug to see where in app it was not using new password. I now get the msg "Unable to start debugging". I have done nothing to that server since the last debugging bout. Please help. I have read the p...more >>

My calendar control erases my upload file control data... The control that allows you to select a file for upload???, well after I do that, I click on the calendar day and when the screen recovers from that, the directory and file are gone!! Any help is appreciated. Thanks, Trint .Net progr...more >>

Hi, I'm trying to implement a security object that i can call to check access to different parts of the site eg something like: PortalSecurity _new = new PortalSecurity(); if (_New.HasAccess()) { } So that if i change from windows auth to something else, i can just change the code in the...more >>

OK, here's my problem. I have a .net Web application created on my localhost using a file share that I upload to my Windows 2003 Server. Anyway, it does not matter where I run the application, either locally or on the 2003 machine, when I go to the third page that dynamically loads a user control ...more >>

Everything was working a couple of days ago. I changed a password on SQL Server and had to debug to see where in app it was not using new password. I now get the msg "Unable to start debugging". I have done nothing to that server since the last debugging bout. Please help. I have read the p...more >>

In my login routine I am doing the following // Create the authentication ticket FormsAuthenticationTicket authTicket = new FormsAuthenticationTicket(1,personID.ToString(),DateTime.Now,DateTime.Now.Ad dMinutes(60),false,roles); //(version,name,creation,Expiration,Persistent,role data) ...more >>

I'm outputting data from a SQL server database to a web form (C#). How can I detect if a value is null in the database? Thanks ...more >>

Hello, When I expand the treeview's nodes its height extending.I want its height be fixed and view a scroolbar.Is this possible?? Thanks ...more >>

Consider this excerpt from some HTML. (This is a copy from View->Source, except for the comment) <TABLE WIDTH=100% CELLPADDING=0 CELLSPACING=0 border=0> <?xml version="1.0" encoding="UTF-16"?> <!-- need to extract whatever is here --> </TABLE> I need to extract all the HTML that would be i...more >>

For some odd reason, despite the fact that I assign my own custom IPrincipal to the HttpContext.User property in an HttpApplication.AuthenticateRequest event handler inside of an IHttpModule, when I check the Page.User property, it's a WindowsPrincipal and not _my_ custom Iprincipal. Why would ...more >>

I'm wondering if anyone has encountered something similar to the error = I've pasted below. We get similar errors when someone hits a bad link = etc., but the part I can't figure out here is where the string = "ExpenseWatch_files" come from. The page TEPrintFrame.aspx resides in = the TE folder....more >>

Hi, I've got 10 image thumbnails generated with GetThumbnailImage down the side of each page of a site. However it seems the thumbnails are being re-generated with every page request rather than cached in the browser. Is there a way to cache the thumbnails or would I be better saving them to a ...more >>

Hello, We have been developing a site on an Xp Pro workstation. We then moved it to our win2k box for production. During the process we upgraded from vs.2002 to 2003 on both machines. The site works 100% fine on the Xp Pro box but when we move over to the win2k box we get the following err...more >>

Hello, I have a Windows Server 2003 machine running IIS6.0. I recently xcopied over an ASP.NET application that was originally running on a Windows 2000 Server machine. The application works perfectly on the new server, however, when I run perfmon and try to look at the stats then everythin...more >>

We have a page that is supposed to do an explicit redirect in the code when a button is pressed. But the page blanks and remains on the current page. The redirect works on the development machine, but not on two test servers tried What could cause this problem....more >>

The following code throws a "Thread was being aborted" exception at the = Response.End line. Even if I catch the exception, the code that follows = is never executed. (Because the thread was being aborted...?) What does = this mean? Why is it happening? How do I fix it? I've tried = everyth...more >>

I have an object that I am using in my ASP.net app. I only want one instance of this object available to all of my pages. Here is a sample public class statictes private statictest() {} // static onl private static string data = null public static string Dat ...more >>

Guys, I have a Windows 2003 running Exchange 2003.=20 On this machine I'm trying to run an ASP.NET webform to send an e-mail.=20 The codebehing my ASPX is like this: Dim NewMail As New CDO.Message NewMail.From =3D From NewMail.To =3D Msgto NewMail.CC =3D "" NewMail.BCC =3D "" NewMail....more >>

We are trying to standardize on a solid, open, secure Web Server architecture. We are running Apache 2 on Windows 2003 Server. For static HTML, JSP and ColdFusion apps, this is running perfectly, but now we need to be able to run ASP .NET applications. I have read about the "mod_mono" mod...more >>

Does anyone know of a simple code module that can do screen scraping, including simulating user-entered pushbuttons, etc. I can get the first screen on a website with HttpWebRequest, but I need to follow up to that by simulating user entries, then get subsequent response screens to that entere...more >>

hi! I am working on a ASP.NET project. My problem with the session vaiable is: Localy on my client computer, where I develope my ASP.Net application, Everything runs fine. When I transfer the hole project to the windows 2003 server (IIS6 is running on it) and start the web-application...more >>

Hi I would like to add controls to my page at runtime. What containers can I use to host the controls? I know I can add them to the form controls collection, but I need to have control on where they are placed. For example I would like a page header and footer, menu on the left, text on the r...more >>

Responding to this link in an old thread: http://msdn.microsoft.com/library/default.asp?url=/library/en-us/cpgenref/ht ml/cpconnetframeworkdesignguidelines.asp According to that naming convention, a parameter should be be named like this "typeName" (ei stringFirstName). The types that they li...more >>

Hello! I have a webpage (vb.net developed in Visual Studio.NET 2003) which has a repeater control which has as one of its columns an editable textbox. This textbox allows the user to enter a new scheduling date for the order. This is all working fine. However, the user asked if there is t...more >>

Hi, I have a server side Button that with the code Button3.Attributes.Add("onclick", "javascript:document.all['Button3'].disabled=True; return false;") but it don't work as it supposed to be, disable button and the return false prevent it submit back to server. anyone know how to fix i...more >>

When debugging my current web project, in VS2003, I found I had lost the ability to drill down on watch objects in the Watch Window; I could only view the single value specific watch objects. Here's what I discovered. In addition to my main web project and several middle tier projects, I al...more >>

hi,everyone, When i access my asp.net application, i right click mouse on IE, then select view source, i always find a line like this, <input type="hidden" name="__VIEWSTATE" value="dDw1NTIzMTgyOTg7Oz6xeqz70nKNmJDyyCVtAmwgdx4OVA==" />, but i don't know what's "__VIEWSTAT", and how is it gene...more >>

I've got a problem where I need to know the value of a hidden field inside a repeater once a button is clicked. Ths code inside my repeater looks like this: <input id="conf_num" type="hidden" value=<%# trim(Container.DataItem("confirm_num"))%> name="conf_num" runat="server" /> <asp:Image...more >>

When I use streamwriter / streambuilder and open a file on c:xxx, its opening it on the web server itself. I want to open a text file (and read from it) on the local user's machine. Any way to do this in .NET? VR Jason Shohet ...more >>

I have a webform with a custom server control applied to it. on the webform I have a single server side textbox which I wish to access from within the server side control after submiting the form back to the same webform. Please how do i do this? I am new to C#.NET and would be very greatful for...more >>

I use .NET framework SDK to build ASP.NET pages. All the aspx pages use src="..." to point to the class. Until now, things were fine, but in last 2 days, I am beginning to get this error message when loading a page 'Server Application Unavailable'. In the event viewer I see this error msg 'aspnet_w...more >>

I have the following while statement in my code While dataReader.read( ‘Do Stuff†End Whil The dataReader contains 19 rows of data, but the while loop continues and fails on a 20th loop. I have attached a debugger and watched the value of dataReader.read go from True to False after the...more >>

Hi, Somehow pushing an image-button doesn't trigger the CompareValidator, resulting in errors when entering string characters. Could someone please tell me what I did wrong? Thanks in advance! See datagrid code below: <asp:DataGrid id="gridProducts" ....> .... <ItemTemplate> <asp:Te...more >>

Hi, all! After installation DevPartner Profiler Community Edition i cannot debug asp.net application anymore. When i start debugging i get the following message: "Error while trying to run project: Unable to start debugging on the web server. There is no managed code running in the process. In...more >>

Hi: I'm writng a VB.NET web application and I would like to be able to obtain session information within my class library rather than obtain the session ID and pass it as a parameter to functions within the class lib. Presently I must do something like: dim mysess as string = session....more >>

Hi, Is it possible to determine users screen width in ASP.NET? I have tried Request.ServerVariables("HTTP_UA_PIXELS") but this returns nothing. I am being pointed in the direction of Request.Browser.GetConfigCapabilities but don't know what configKey to use. Is this an unfinished and undo...more >>

Hello NG! Within the global.asax of my WebService I can catch unahandled exceptions: Sub Application_Error(ByVal sender As Object, ByVal e As EventArgs) In my opinion an exception always is caused by a client-request. So is it possible within that method to force excectly that request (whi...more >>

Hello All, I'd like for my ASP.NET application to look like an application and not have to display the menu and toolbars in the browser window. In order to do this now I use a response.write and imbed javascript to do window.open and include parameters to suppress these items. This causes p...more >>

I have an IIS6 site that does not have an SSL certificate installed. I do not want to install a server SSL cert on the site. I want to protect certain .aspx pages based on the availibility of the web browser client certificate. I want to do something like this: HttpClientCertificate clientC...more >>

Hi, I am looking at the MS KB Article 306355: HOW TO: Create Custom Error Reporting Pages in ASP.NET by Using Visual C# .NET This article describes how to redirect errors to a custom html error page. All six steps in the article work just fine. Then at the end of the article, there is a li...more >>

Hi, How do I set the default extention(s) for this control? I only want certain types of files to be displayed, like *.doc, *.xls Thanks, Steve ...more >>

I have a Spanish page that contains a link to send an email (one of = those "send this page to someone"). The Hyperlink uses the = MailTo:[email address]?subject=3Dsomething format. It' looks like tihs: href=3D"mailto:?body=3DEncontr=E9 una p=E1gina en el sitio But when the user clicks on ...more >>

When a user of our ASP.NET 1.1 application submits a form with the phrase 'manuscript:' in a text field, ASP returns the error 'A potentially dangerous Request.Form value was detected from the client (182:BodyField="manuscript: hello").' Why is this seemingly innocent text triggering this error...more >>

I'd like to screen-scrape company news from cbsmarketwatch. Consider this URL as an example: http://cbs.marketwatch.com/tools/quotes/news.asp?symb=MSFT When you browse there, there's two sections, 1. News Headlines for Microsoft Corporation, and 2. Press Releases about Microsoft Corporation. ...more >>

Hi, I want to use xml blog pages for my website.Do know any web site, i could download free xml blog pages . Thanks in advance. Arzu ...more >>

Can anyone point me to a white paper discussing the advantages / disadvantages to using “grid layout” vs. “flow layout” on webforms? I’m looking to address performance issues in particular....more >>

I have two machines networked together in my home. I want to make one machine to be the webserver and I want both machines to point to the same place for code development so that I do not have the same code in 2 different places. Can I point one machine to the Inetpub of the other? I woul...more >>

Hi If I use session variables does this depends on cookies being sent to the client browser? If yes then what happens if the user disable cookies? Thanks ...more >>

No reply in webcontrols newsgroup - does anyone here have suggestions on how to do an MSDN library style of page using ASP.NET webforms ? On the left I want a treeview, separated with a splitter from result grids on right. I've downloaded and installed the IE WebControls which contain a treevi...more >>

I have a file upload control to allow a user to select/upload a file to the server. They need to upload x number of files in one shot because they have to confirm that they are uploading x number files for processing. So I do not want the files to be uploaded until the user presses a submit butt...more >>

Hi, I use standard form-based authentication. If they haven't logged on yet they get routed to my logon page and all is well. Now, I want to implement a usability feature that after logging in, will route them to their personally selected default page. Where should I do this, in the Page_Lo...more >>

Hi In Page_Load event I retrieve data from db and put them into text controls. When I change some data and then press the Send button, first the Page_Load is called, and then method for Send button, in which I put data into db. I cant change anything because every time I press Send, first Pa...more >>

I have some controls that I want to be invisible, but if the user does something, they will become visible using javascript. So I can't set its "visible" property to false, because then they won't even be rendered in the page at all. I can set them to invisible using javascript, but I don't want...more >>

is it possible to have a datagrid control render elements not in "single element => single row way, but many (e.g 2) elements (ordered horizontally) per single row. I know that I can use dataList or data Repeate to render custom HTML, however datagrid provides almost automatic paging functionality...more >>

Everyone, I'm lost as to why I'm getting the following Error message on my ..NET application. Here's the error message I'm getting: ------------------------------------------------------------------------------- Access to the path <path> is denied. Description: An unhandled exce...more >>

Hello, I need to know on evry request the page name, my problem is when use the method server.transfer, i always get the name of the calling page. I use context.Current.Request.Url, but I am always getting the first page. Is there a way to get the name of the transfered page? Thanks, ...more >>

Is it possible to create some custom UI effects for the DataGrid control? For example, when a user moves a mouse over the control a row gets highlighted. When the user clicks on the row it stays selected when another control on the form is selected. Also how can I keep rows height consistent re...more >>

...more >>

Hi Guys I have a datagrid that are databound at runtime and columns are added automatically to it from the dataset. OnEdit Command renders all fields as editable, my problem is I need to specify in some way which columns are not editable, I have the columns I would like to lock for editing, but ho...more >>

I want to change the border of a asp.net textbox to thin-solid-blue but when I set the cssclass property to a class in the stylesheet, the border properties in the stylesheet don't have any effect on the textbox's appearance. however if I write a style attribute into the textbox tag like the sa...more >>

Why are characters like ' ! _ % not encoded using the mentioned methods? ASP.OLD would encode those. I need to encode strings that I put in a database, and not get into trouble with chars that have special meaning in sql. I know I can do string.replace("'","''") but it would be nice with an...more >>

Does any one know to close the web browser automatically after logging off Your help will be appreciated gin lye...more >>

Hello I have two questions 1. I have a webform A, which by clicking on certain control, i open in a new window a webform B I want, when the webform B is closed, to refresh (Page_Load ? ) the webform A How can I achieve this 2. How do i disable the X (close) button in the browser upper right c...more >>

Is there a asp.net validator control that validates the length of the text being entered or does everyone just write jscript for this? -- moondaddy@nospam.com ...more >>

I use a repeater on my .aspx page. When I mouseover the hyperlink while it is running the Status bar text reads: javascript:__doPostBack(....) I want to hide this "ugly" status window but I am not sure how. (Or even change it to something I can define.) 1. Is it possible? 2. If so, how? ...more >>