Hi All, We have an ASP.NET web app that makes use of client side validation. It has a simple form on it with two buttons. One a clear button the other a submit button. When WebUIValidation.js is found and used whenever you click on submit (or clear for that matter) it doesn't appear the se...more >>

If it's possible I would like to perform some client side actions on my Visual Basic asp.net application. An example of what I'm trying to do. I have a DATAGRID with columns ITEM, ITEMTYPE and a template column with a checkbox in it called "MATCH" Example ITEM ITEMTYPE ...more >>

Since my asp.net application is very slow I would like to change the server control button to something else.... Is there any alternative like hyperlink..... ? I am using .Net Framework 1.1. I am just using the clicked event of the button. Thanks, Nish. ...more >>

By adding color to the web page will effect the performance of the webpage compared to leave it as blank? I am using .NetFrame work 1.1. Thanks, Nish ...more >>

Alright, I've been struggling with this in Whidbey. I want to build an expandable framework like DotNetNuke where you can have external assemblies referenced by their own controls, but everytime I try to build a class library with a user control, it fails... Anyone able to offer any assitance...more >>

Hi, If any one has the exam questions for MCAD 70-316 (App. Dev. C#) please send it to me in the following address: li_areekkal (at) sympatico.ca Thank you. Regards, Li ...more >>

How can I specify which button is default on the form? ...more >>

I'm trying to create a form where: (a) The user is given a list or Reporting Services reports in a listbox (b) When the user clicks on a button, then these reports are opened in SEPARATE windows. So, if there's three reports listed then 3 extra browser windows will open IN ADDITION to the o...more >>

Are there hosts that can run whidbey any out there? Can there be? Any experimental hosts? Thanks for any info you can provide. John ...more >>

Could any one tell me how to deal with the following problem: If user has not login the system, when he click the url for downloading a file he will be re-direct to the login page. Just as I download the sample code in Codeproject.com. Thanks all ...more >>

I want to get some files from another remote server,so: 1.at first, I use xmlhttp(activeXObject),but I found it will not work with some url like: http://rss.xinhuanet.com/rss/it.xml , and some url can,like: http://rss.chinabyte.com/216454257090494464.xml (BUT I can access those url correctly b...more >>

I am trying to modify the onMouseOver attribute of a <td> cell created by a DataList... according to http://msdn.microsoft.com/library/default.asp?url=/library/en-us/cpref/html/frlrfsystemwebuiwebcontrolsdatagridclasstopic.asp "You can control the appearance of the DataGrid control by progr...more >>

I would like to set my customized control's layout to be the layout of the page in ASP.NET. Is there any way to get the width and height of the page thus I can set my control's width and height to them? Thanks....more >>

I've made an .aspx page for managing Exchange 2000 mailboxes. Everything works fine when I uses "identity impersonate" in my web.config. If I disable Anonymous access in IIS and removes "identity impersonate" I'm getting this error: Specified Domain does not exist or could not be contacted --...more >>

greetings, i'm using an iframe <iframe id="iFrame" runat="server" src="SC_Ext_Rpt.aspx" width="775px" height="900px" frameborder="no"> </iframe> and in my file SC_Ext_Rpt.aspx, if i were to response.write from that file in the code behing, all my content would be at the header of the cal...more >>

Hello, first of all I'd like to state that I dont mean to point out asp.net as being bad. So far I've very much liked the concept of webforms. I just seek advice to making user experience more pleasant for end user. Dillema at hand... I've got a multiple part "wizard" like interface that...more >>

Why doesn't this work: cbAutoBill.Checked = IIf(IsDBNull(reader("autobill")), False, Convert.ToBoolean(reader("autobill"))) Gives error: Object cannot be cast from DBNull to other types. But this does: cbAutoBill.Checked = IIf(IsDBNull(reader("autobill")), False, reader("autobill")) "au...more >>

Hi All DateTime populaing based on regional settings In ASP.NET Application Iam using this Code: Thread.CurrentThread.CurrentCulture = CultureInfo.CreateSpecificCulture(HttpContext.Current.Request.UserLanguages[0]); Thread.CurrentThread.CurrentUICulture = new CultureInfo(HttpContex...more >>

I have a web form that is submitted using an <asp:Button> control. On this form I want to do some client side validation using the onsubmit event of the form (client side). In order to do that I'm trying to attach to the Form the onsubmit attribute, so that the client side code looks like this:...more >>

I have WIN XP SPS, and Oracle client 9.2.0.1.0 when I trying work with ASP.NET application I am geting the error, which require Oracle Client 8.1.7 or greater. Same system with the WIN XP SP1 it is workng ...more >>

Hello, I have a textbox in a datagrid row which has autopostback. When it posts back, it updates a prop on an object in a session variable. In order to update the right object, in the ItemDataBound of the grid, i was adding the objects ID property as a MyTextbox.Attributes.Add("recid",rowDa...more >>

Hi ! I have a aspx page with these controls: 1) a texbox to find person with a specific name.... 2) a button nto perform the search 3) a datagrid tho show all user If i have the focus on the texbox and i click enter i have a postback.............. but i dont' want it, because the datagri...more >>

We have a couple of websites on our Intranet IIS server. We use the default website for some vended web apps, but the majority of our intranet exists on another IIS configured website. The problem I'm having is that my Web Deployment Project just asks for what virtual directory I want to install ...more >>

I have a custom TrueType .ttf font in the filesystem (not installed) on the web server. I want to take the letter "A" from this font, render it as an image, and return that as a byte stream in a web page. How can I do that? Thanks. ...more >>

Can I load custom web user controls dynamically and access the properties and methods without having to explicitly define custom control types (example 2 below). I have custom web control named EditStuff.ascx which reads from an xml file and loads controls to its self based on string value in xm...more >>

I've got an ASP.NET application and I need some information on every page like the user's name as well as a collection listing which sections of the application the user has access to. I could store the user name in a regular session variable but the collection varies in size based on the user...more >>

Hi, I am writing inline code .aspx pages using VS.Net 2002. The color coding seems to work for VB.NET inline, and not for C# inline (see below). Does anyone know how to get this working for C#? TIA, JON ------------------------------------------ <%@ Page Language="C#" %> ...more >>

I'm using the system.web.mail in vb.net to send emails out in a vb.net application. The sending of emails works great. Is there a way to have it send me back a delivery receipt or a read receipt? (I think i prefer delivery receipt) Any help would be greatly appreciated! Chris Thunell cthun...more >>

I am currently developing a distributed application and have questions on integrating a web form interface into it. Currently the core component is a Windows forms application and it uses .net remoting to communicate with slaves that are windows services. I'd like to add a web ui to the core c...more >>

Hi, The Tooltip text messages in my web app are not showing up in Japanese. They just show up as a string of squares in the browser... The text and errormessages display Japanese text. Here is how I have localized this: 1. set a culture attribute in web.config: culture=ja-JP 2. i...more >>

Hi, i'm creating a web-application using VB.Net. ON my homepage I want to display a menu. Can anyone help me with this, I can't seem to find a control in .Net that creates menu's. I tried using the skmMenu but i can't get that to work. Thx ...more >>

Hello. I have the web form where user can input some data in textboxes, I'm validating user input with RequiredFieldValidator controls, then I have two buttons "OK" and "Cancel". Now when I press "OK" the RequiredFieldValidator works fine, but when I press "Cancel" I don't want to validate...more >>

How can I open another websites index page in my asp.net app? I would like for it to appear to the user, that they are still on the same site. Thanks ...more >>

Trying to understand what the "stack trace" is telling me.... Here is the print out I got on an abend.... [NullReferenceException: Object reference not set to an instance of an object.] OPS_User_DataEntry.ScorecardMaint.PrepareForDownloading(Boolean firstTimeThrough) +943 OPS_User_D...more >>

please help - i have a field that is null in my sql database - i am using C# i getthis error everytimethe fild is null - how do i check to see if the field in my DB is null then output an empty string ? please help - thx in advance Line 757: get { Line 758: ...more >>

Hello: I was not able to find a regular ASP group, so I posted this here instead. I have a web app which is actually just ASP using VBScript as the server-side language, running on IIS6. Users will log into the site and enter in large amounts of data in forms and submit this data to be sa...more >>

Hi all, Is there any tutorial on how to document C# Asp.Net application? Thanks. -Nikhil ...more >>

Oracle adapter in framework don't work with Oracle 10.1.0.2 v. Client ...more >>

Hi, Two developers installed 2005 beta on their machines along side .net 2003. Part of our web application then started behaving strangely, for them. We ran aspnet_regiis to force version 1.1 of the framework for them. It corrected one (a 2003 machine) of the two machines. The mach...more >>

How can I use trace.warn in a code class. I set the calling aspx page with trace=true but get this error when I put a trace.warn("hello") in my code class ------------------ System.NullReferenceException: Object reference not set to an instance of an object. ...more >>

Anyone know what the Page_AbortTransaction and Page_CommitTRansaction events are for? Are they used by some kind of built in data binding? ...more >>

Hi I would like to thank Jon about my previous post. I have another question about image that I transform on fly. I use a routine like this : Dim bmp As Bitmap = Drawing.Image.FromFile(OriginalFile) Dim g As Graphics = Graphics.FromImage(bmp) ...more >>

We are trying to record browser information when a customer comes to our site. I have been able to get most basic browser information using both asp and asp.net. The only thing I’m missing is the ability to detect plug-ins. Does anyone know how I can access the plug-in collection in IE? I ha...more >>

We have managed to lock down 99% of the application errors occurring in our asp.net sites. The only errors which occur on a regular basis now are viewstate errors. We have disabled viewstate on the majority of pages but kept them where absolutely necessary, such as shopping carts, adding ite...more >>

Suppose I need to make an ASP.NET Web application inaccessible to anyone trying to open any of its pages. How can this be done quickly - and in a way that allows me to bring the whole thing back online quickly? ...more >>

Hello, I have more than one application and I want to use my functions in many application, how can I do this? Is it possible to create library and use it in another .net application. Thanks, Jim. ...more >>

is it possible to embedd images as inline images into e-mail in pure asp.net ? I don't want my pictures sent like attachment , but I want to send them as inline pictures.Is there any way to do this ? or freeware some code ? compoenent ? etc. ...more >>

Heylo I want to be able to get the computer name from my C# page. Is this possible? Basically, I'm developing a auto-bugreport feature for an intranet and want to know which machine sent the report. All machines are listed on the workgroup and in AD. Any suggestions? Cheers Dan...more >>

I am optimizing my web application written in ASP/VB.NET 1.1. I have number of pages that have dropdown list server controls that contain large number of items. Before redesigning the data access I would like to try by saving the view state to the server if this can speed up the access to th...more >>

hello. I decide to use forms authentication in my web site. I do some test in my own network. I choose not to allow any cookie. But my form still work althought I don't allow any cookie. My site still create cookie. Do you have any idea? thank you. ...more >>

hi, I have a repeater which dynamically loads another usercontrol throught databinding: OnClick: DataBind() rptProduct_ItemDataBound: ViewSmall _viewSmall = (ViewSmall) LoadControl("ViewSmall.ascx"); The two UserControls are in the same directory on the server. The webroot for this ap...more >>

Hi, Is there a way to make a DropDownList that the client can type in? (Like the combobox in VB6). If not, is there another control that I can use? Thanks, Steve ...more >>

I get sporadic viewstate errors from Macintosh browsers. I get mailed the form values when this happens, and it appears that the problem is the encoding of the POST value from the browser. Something like: __EVENTTARGET=&__EVENTARGUMENT=&__VIEWSTATE=dDwxOTk2NDc2Nzk0OztsPFQ<more stuff cut o...more >>

I try to access an asp page in a machine that has windows integrated authentication turned on. I use System.Net.Networkcredentials as well as System.Net.Webrequest and Webresponse. I receive a response but when I try to use Response.Redirect(), a popup windows appears asking me for user, pa...more >>

I have a web custom control consist of three text box i.e Employee number,First name, Last Name. I Created a web form with a Repeate control, I want to attach a Custom control to a repeater so as I can add a multiple rows at a time to my employee table. PLz help me how can i achieve this. Japh...more >>

Hello, everybody, When I try to create an ASP.NET 1.1 Application, I got: VS.Net has detected that the Specified Web Server Is Not Running ASP.NET Version 1.1" Error Message. I am running VS.net 2003 Pro on w2k. My web server is the local IIS5. I have my windows and IIS running for a whi...more >>

Hi all, My Asp.Net application gives System.UnauthorizedAccessViolation exception when It tries to write a word document to a special folder I created for storing word documents. It says ASPNET account does not have write access to the folder. How can I give the ASPNET account the write ac...more >>

Hi I posted this message few days ago but nobody answer to it. Still have the same problem and I am hoping this time somebody will be able to help me with it. I have a problem with my web application. I believe the problem is somehow related with HttpSession. I use form authentication in m...more >>

It is possible to create a file in local user-machine? With this code in code-behind: fs = New System.IO.FileStream(lFileCSV, System.IO.FileMode.Create, System.IO.FileAccess.Write) The file is created on the server. Any idea? -- Ceci est une signature automatique de MesNews. Site...more >>

Hi I need to be able to determine the domain name the web page has been called from. I have a site that can be accessed through different domain names (they all point to the same IP address) eg. www.abc.com and www.bcd.com Is there a way to do this in the ASPX code in C# Many thanks ...more >>

Hello, Given that a particular iis server has its session timeout set to the default of 20mins, what will renew the request in order to prevent it timing out? Is it only code-type things, such as ASP[X] pages, or will requesting an image file renew the session? We have an app for warehou...more >>

I have a page, with an iframe in it. the iframe loads up another ASPX page, I have set both pages enableviewstate=false The problem is, if I click on anything on the main page, it gives me a viewstate corrupt error, How do I turn the viewstate checking of these pages off completely... ...more >>

Hello, I need to include a Forum in a web site. I was looking in asp.net and in Google but i would like to receive some sugestions. Can someone sugest me a good control / code? Thank You, Miguel ...more >>

Hi, I'm trying to open an Excel file from an aspx with following code: Imports Excel = Microsoft.Office.Interop.Excel Dim oExcel As New Excel.Application Dim oBooks As Excel.Workbooks oBooks.Open("C:\XML\PriceList.xls") All I get is: System.Runtime.InteropServices.COMException: Old form...more >>

Is it possible to get the list of all the validators that are attached to a control ( for example Textbox) using client side javascript. Thanks. ...more >>

I have a function that is called when the user clicks the submit button, during this function i also set a varaible to "Y" due to that this function does a post back to the page then redirects. When I look for the session variable in the page.isPostBack section it equals nothing, it appears t...more >>

Hi all, I am wondering how the search engine spiders like Google's or Yahoo's handles your asp.net web page if it is built with Web User Controls? Most of our web site is built with web user controls and we have big problems to get it up on some search engines (especially Google) - even i...more >>

Our company's web server is trying to access graphics files on another server. When I run the app from Visual Studio (1.0) on my localhost, the server in question is available (which is accessed a virtual directory) and I'm able to display the files. However, when we logon to the intranet thro...more >>

Hi I've got the Username of the logged in user and domain with Page.User.Identity.Name. It comes in as "domain\user". Now, I want to query AD to get the users Firstname and Email address. Can anyone point me in the direction of an article? Cheers Dan...more >>

I am creating an excel file and a I am wanting to set a column with to something, say 9.20. When I run the Macro recorder, I get code which looks like the following: Columns("C:C").Select Selection.ColumnWidth = 8.6 If I create an instance the the Sheet object, I would have expecte...more >>

I have the below code which authenticates a user to view a PDF. Username and Password are submitted through the querystring and then checked server-side. Upon correct username password, the ASP page will stream the PDF, otherwise, a sorry message will appear. <% Response.ContentType = "a...more >>

Hope this is the right group, first timer - Just got back from holiday to find our Dev Server (Standard 2003, All hotfixes up to date) has been patched with KB 867460 (.NET Framework 1.1 Service Pack 1 (SP1)), and now when I try to debug remotely from Visual Studio 2003 (Local PC (XP-SP2)) has...more >>

How can I share a Bitmap between two pages of a Web Application? ********************************************************************** Sent via Fuzzy Software @ http://www.fuzzysoftware.com/ Comprehensive, categorised, searchable collection of links to ASP & ASP.NET resources......more >>

hello, from my main page, i have an iframe which calls another .aspx file; and the other .aspx file will response.write values to it. but i keep getting the below message. can someone pleasehelp me okie here? thanks. ?exception {System.Web.HttpException} [System.Web.HttpException]: {Sys...more >>

Hi I have an enquiry web form with several fields to which I also need to link a grid. As it is an enquiry form I don't necessarily want to bind the grid to a db. Ideally I want to allow user to fill the form fields and the gird, in possibly unbound mode, read the values (fields and grid) off ...more >>

Hi, I was wondering if it is possible to load datagrid into datalist programatically using ITemplate interface with the following structure and place intp placeholder control. PlaceHolder - DataList - DataGrid (DataList Item) I have hierarchical data that I want to display using web...more >>

Hi All, I'm a beginner with ASP.Net so please bear with me. I'm having difficulties trying to understand the behaviour of static variable across multiple ASP.Net page. My static variable is a Hashtable and located in a dll which is referenced by my ASP.Net aspx pages. In one pages I have...more >>