Hi, I wrote a small program in C#, using OWC11, that fills data in an excelsheet and save it to disk as xls-file (using the Export-function). It works well with Office 2003 but i've got problems using the file in Office 2002 and 2000. It seems that the exported file is in an XML-file and not an...more >>

I am trying to run the asp xpath examples from the QuickStarts samples, but I am not having any luck. When I run the code in a console app it works fine. When I run the same exact code in an aspx page it doesn't work. Here's a condensed example of what I am talking about. If I run this cod...more >>

I'm experimenting with StyleSheets in ASP.NET. If I put a label on my webform and <LINK> the CSS file with the following entries to the webform it doesn't work. It only works if I fill the property 'cssClass' of the label with the value 'label'. ..label { background-color: Red; fo...more >>

Hello, I'm six months into asp.net/c# and enjoying it. I needed to code a "simple" high performance counter... a couple weeks later and a lot of learning I think I did it. Many lesson lessons learned including: static objects vs. cached objects, performance of asp.net, strong typing collect...more >>

I'm thinking this problem is not specific to ASP.NET but anyway: I have a dropdown that I populate when the page loads, and I have values that are different from the text that displays, so the resulting html looks like: <option value="BUF">120 </option> <option value="ALB">126 ...more >>

Hi, I have a validation control in my page that upon any invalid data, it disables all buttons in the page. basicly i don't have any postback in the page if the validator finds any error. How can have the validator just disable certain control's postback and other part of page continue thei...more >>

Hi, Is it possible to pass execution to a view (aspx file), let it do its job, and then capture the output? I want to achieve something like this during a HttpRequest: 1. Invoke the controller to process the request 2. Start building the page by doing the following: A: Read a template ...more >>

getting this error when retrieving selected items from a listbox: ---------------------------------------------------------------------------- --- BC30452: Operator '&' is not defined for types 'String' and 'System.Web.UI.WebControls.ListItem'. for this code: ---------------------- Dim item...more >>

Can someone point me to a small (but complete) .NET Web application? I am a beginner in .NET but not in Web development. Specifically I need Browser UI based on some navigation control (TreeView is good) that will be populated from a database on the server. Unfortunately I have a very limited ti...more >>

Hi, All When I place a label on a Web form, label text is always left align, I cannot find the property to set right align. Any way to set align property for the label text to right align? Thanks Kai ...more >>

Is it possible to set vertical and horizontal scroll bar in datagrid = control...more >>

I have a very unusual bug. When I use the HTML below in a web form my = TextBox is yellow. I cannot set the background color to anything else. = In run mode it is always yellow. The key is using Name. If I change = Name to anything else no problem. I know this sounds bizare but I have = re...more >>

Hi! Does anyone figured out this error when trying to create a new page in a web project under Windows2003, using Visual Studio .Net 2003? "Automation server can't create object " HSH Ueslei ...more >>

Hi, I have a html table in which the first two rows would be static data header. The remainder of rows get populated from the database. I want to implement this using a datagrid, datalist or repeater to which I can bind a dataset. The problem which I am facing here is the first two static rows...more >>

Hi NG, I have written some Apps in ASP.NET that access a SQL Server on another machine. I never had a problem doing this in IIS5(.1). Most Apps are Intranet Application where I use the integrated windows authentication. So my webconfig uses <identity impersonate="true"/>. My Problem is that I...more >>

Hi! I'm using Windows Authentication in my application, restricting permissions with authorization for specific users. But when someone try to access and don't have permissions, the default page "Access is Denied" appears... Can I figure out this and show my own page? HSH Ueslei ...more >>

Hello. I'm a rookie ASP VBScripter and am having a difficult time scripting the following scenario: I have an index.asp file that has a multi-line text box and a button of type button. When the button is clicked a window is spawned with change.asp as its source. There is a form with a few t...more >>

Hi, I better get the background stuff out the way first, so here goes: - Porting a VB6 webclass app to VB.NET using HttpHandlers and FormsAuthentication - When someone visits my site unbeknown to them they are automatically logged in as a guest via the .NET forms authentication. PROBLE...more >>

Does anyone know of a hosting company, that is reasonably priced and has the Infragistics controls installed? I am developing a web site that uses the latest Infragistics controls so I need them installed wherever I decide to do this. Thanks in advance!...more >>

i'm using C#, would like to get the computerName of the machine on a windows2000 network. TY Jason Shohet ...more >>

Hi, I've got the next problem: I have a datetime field in my database (sql-server) and I want the option in it that this field can be empty. But if I leave that datetime field empty I get the error: "The value you entered is not consistent with the data type or length of the column." ...more >>

Is it possible to create a combo box with the same functionality as the VB combo box? The drop down list works fine, but I would like to have a combo box that shows more than one column when the user clicks on the list and only shows the first column when the list is not selected. Just like a comb...more >>

I have a custom attribute that I attach to certain pages in my application and I want to inspect each page request as it is made to see if the custom attribute is attached to the underlying page class. If is attached I want to perform some action. How can I access custom attributes from an HttpMo...more >>

Hi, Sometime today the newsgroup got a new look and feel but it doesn't seem to work. I try the right arrow to go to the next page and I get a generic MS page saying It can't find my page. I try typing a question in the question box and get the same generic page. I hope this can get fixed soon T...more >>

Hi, I need to log my asp.net application operations in a text file located in root of web site. Is there any methos that shows me the file system path of current page ? Thanks, Ali ...more >>

Hi all, which of the asp.net files on my development system must be transfered to the "final" server system to make the application working? And which of the "Directory" option in IIS need to be activated? Thanks for help! Steffen ...more >>

Each time a webform is posted back (submitted), another URL is added to the browser's history list. My web application allows a back button to return to previously visited pages, but I do not wish to return to each Postback URL, but rather only the initial page URL. Is there a way to prevent Pos...more >>

I have 2 tables. One is country and holds a list of countries and the other is region which holds a list of states/provinces/countys relating to that country. How do I populate a combo so that it is indented. e.g USA -Florida -California -Utah Canada -Ontario -Quebec Engl...more >>

If I receive a query string on the server that contains escaped char´s like this: text=%20asadfdsf%20%C6%D8%C5%20%E6%F8%E5%20AAA How can I then get the NameValueCollection where the escaped value´s are not exchanged (unescaped). If i do like this Request.QueryString["text"] I dont get the...more >>

In my .Net Windows application, I can create my own customized "appSettings" in my .config file. Then in the app, I can simply call the ConfigurationSettings.AppSettings to get any value I set. Now I need the same functionality in my ASP.Net app. But how do I do this? Do I use Web.config?...more >>

In classic ASP, if I have a function that will be used many times, I just put it in include file, and add, for example <!-- #include file='myfunction.inc' --> in the file where I want to use that function. How do I do this in ASP.Net? Got bit confused, especially because HTML and the VB.Net co...more >>

I need to attach the following 2 little scripts to an ASP.NET Button. I am having an issue with running both of the Attributes.Add. I can only get on to work at once. I have also tried to put them both/either in the page_load, but cannot get it to work. TIA, Steve Wofford www.IntraRELY.com...more >>

Hi All I have a database field of type Image. I uplaod the file by using simpl asp.net now I want to download that file directly to to the client side. with download it on the server side. I also saved the FileName, ContentType and FileExtenion in the database. How do I do that . Please ...more >>

Hi I have created a custom web control wich uses a couple of labels, txtbox and calendars I can change the culture of the txt and lbl no problem , how can I do the same for the calendars ? It has to be possible thanks...more >>

I have a simple class written in vb.net: 'SongsDb.vb Imports System.Configuration Imports System.Data Imports Microsoft.Data.Odbc Namespace AquehongaPortal Public Class SongsDb Public Function GetSongs() As DataSet Dim sql As String =20 ' build sql st...more >>

I want to know my headers of datagrid will not be known in advance, the headers will be parsed at the run time by an array list. How would I be able to solve the problem: Before: datagrid After: collecting Arraylist which stores header datagrid then it should print out (I'm binding it ...more >>

I want to write an apsx page that when loaded does not refresh Session.Timeout. It is going to be running in an iframe and refreshing every couple of minutes. example. User has 15 minutes left until session expires. iframe.aspx loads and session still has 15 minutes left. Is this possible?...more >>

I have the simplest web page (using code-behind): <body> <%# MyText %> two buttons - button1 and button2 </body> My code-behind web page is very simple too: public class WebForm3 : System.Web.UI.Page { protected System.Web.UI.WebControls.Button Button2; protected System.We...more >>

Hi, Can I disable looking SSL pages using forward and backward buttons, after user's clicking "Logout" and canceling session ? Thanks, Shalva ...more >>

I do not have any source control on my pc. However, when I get projects/solutions from other people that have used source control, vs.net tries hard to find the source control server. Is there a way to disable this in vs.net. I don't want it to look for source control server - I just want...more >>

I have 2 classes one is document and another is collection of documents. When i am trying to use XmlSerializer to serialize class which has clsDcoumentIds member variable i am getting an exception "System.InvalidOperationException: The type clsDocumentId was not expected." public class clsDo...more >>

Hello All, I would like to learn the well accepted patterns in developing the Login page. Could you please let me know what your experience are in this area. The ones I have seen. 1) Usernames and Passwords are brought into in-memory-cache at application startup and being maintained in the...more >>

Hy all... I'm trying to get the selectedvalue of a dropdownlist that is in a datagrid edititem... But, in this line: Dim drpPediGrPr As System.Web.UI.webcontrols.DropDownList = CType(e.Item.Cells(1).Controls(0), System.Web.UI.webcontrols.DropDownList) I receive this error: Specified c...more >>

I have a datalist (see code below). Assume that the datalist is populated with 10 records of data. How do I programatically grab all the data in ALL the columns of the selected record? I've been trying to use the FindControl method inside the ItemCommand event of the DataList to get the content...more >>

I need to place a piece of text into a page but the specific text is not known at the time of the build. How can the webmaster define a string that gets inserted into the page ** without modifying the aspx page **. I'm thinking along the lines of a .txt file or something that can be "#include...more >>

Ok, thanks to a kind person yesterday, I've started using the FindControl() method. Although I able to get this to work for Web Controls, I'm unable to find the HTML Controls? Am I missing something still? Do I really have to use the Web controls in order to be able to change properties on the...more >>

I have 2 .net radio buttons on my page. When the user clicks a button I want to change the contents/source of a drop down box on my page without doing the round trip to the server. E.g. If radio button 1 clicked then call poDropDown1() else call dropdown2() End if Can anyone poi...more >>

Hi, All: I want to convert MS Office documents to PDF on the fly (it happens on = the server side). Can someone recommend some suitable .NET components = that are good, fast, easy to use? Thanks, Dennis...more >>

I've added a .css stylesheet to my asp.net project. How can I make vs.net apply the stylesheet to all new pages (or even current) that I create? Thanks...more >>

I have a web form with several fields. Depending on user selection in one combo box, i populate a text box and a check box in one line. For example if the user selects 2 years, then i show the user two lines with each line containing 1 text box and 1 check box. I have already put in 10 lin...more >>

In the classic asp, I can use escape built-in function (server side function) like this: <script language=javascript> var myContent = unescape(<%=escape(strContent)%>) </script> How do I do that in asp.net? Seems like escape server side function is no longer provided in asp.net, or...more >>

Does anyone know of some good resources to use when troubleshooting why one cannot debug ASP.NET apps? I am using Win2K pro SP4 (IIS 5) on a brand new machine and I cannot debug even the most simple ASP.NET app on my localhost. I have read through all kinds of MS KB articles on this issue and che...more >>

Can i put a user control in frame? when i tried to do it was giving an error message Server Error in '/MyTestApp' Application. ---------------------------------------------------------------------------- ---- This type of page is not served. Description: The type of page you have reque...more >>

Hi, I'm a newbie in .Net and we have a basic site in XHTML that we need to develop with ASP.Net. I've read that ASP.Net doesn't output correct XHTML. Can anyone advise as to how we can maintain the xhtml standard whilst developing the asp.net site? Are there any sites that can show pointers or...more >>

Hi, I wish to be able to add tables to a sql server database at runtime from my asp.net application. As well as creating fields I also wish to be able to create indexes on selected fields and to assign user permissions. (I need to assign permissions to the table object as I will be using sp_e...more >>

Hi, I have a large project written using vb.net in Visual studio which runs under asp.net. I'm still on the version 1.0. Everything seems to work well. I have the latest versions with my MSDN subscription but I've been reluctant to upgrade. Is there a doc somewhere that explains t...more >>

My app draws a bunch of tables on the page and has a form for the user to enter data and submit. The form is contained within a User Control called DecisionCtl. When they submit the form, a bunch of db updates are performed and then page needs to be redrawn with the new table that is generated ...more >>

I need help creating a dataset with a SQL string and help iterating through it or querying the dataset. I am really getting confused with the datatable. When creating a dataset are you filling a datatable? For example: Fill the dataset with employee names and position. With that I wan...more >>

Hi, I have to create a DataGrid which has 5 columns (only for display not for Edit). Problem is with one column, which displays the database value if present else it has to display DropDownlist in that column. How can we do this? If DropDownList is displayed then, a button has to be displayed...more >>

Hi All, I've got a small VS solution where the Page_Load appears to have just stopped occurring. It was running earlier, I made a few changes to the ..aspx page and at some point, the Page_Load code ceased to show any evidence of executing. The code from the same codebehind file is still wor...more >>

I need to start to work on my first Web apps. in .NET. It will have classic 3-tier architecture. 1. Back-end - SQL Server 2. Middle tier - ?? 3. Browser based interface. Regular static html pages that will have controls (listboxes, treeview..) created by client site XSLT. These pages...more >>

Hi! We are experiencing a problem with running an .aspx page inside an iframe. The .aspx page is loading perfectly the first time (on load), but when we try to interact/navigate within the .aspx page (press a button/calendar control e.g.) the response is loaded in a new separate browser windo...more >>

I have an aspx page with 2 web usercontrols (ascx). The first user control (example a.ascx) has two buttons. Clicking the first button sets a Session variable "myVar" to "but1", the second sets the same variable to "but2". The other ascx-module uses the session variable "myVar" to determin...more >>

There is any way that can i control the IE interface from a ASPX page? For example i would like to open the IE in specific location on the sceen and with specific size, also i don't wan't to have any border (like the FormBorderStyle=none in windows forms). And last one can i make the IE wi...more >>

Is there any code that will create a return message that verifies that a MailMessage has been received (or read) to be sent?...more >>

Hello, I have created an asp.net web page with 3 datagrids. Every datagrid binds to a diferent sql query, against a sql server. I first bind one, then the other and then the last, all using code on Page_Load event. When I load this page, the navigator doesn't show anything until the page l...more >>

I am looking at expanding a web/database app. The scenario is users go online to fill out forms which are reports and the info of course goes into the database. The issue here is that while this reporting by the user should happen daily, because of the industry I am in, a user cant always do t...more >>

Hi I am having a bit of a problem with SmtpMail. I have a bit of code that should send an email but when it is executed no email turns up. MailMessage mmNotify = new MailMessage(); mmNotify.From = [from email address]; mmNotify.To = [recipient email address]; mmNotify.BodyFormat = MailFo...more >>

Hello all. I have a real problem at the mo with an ASP.net page. I have a link button that has a click event. It is wired up in the InitializeComponent() method etc and when you double click on the button in the form view, it takes you to the code, however, when I set a breakpoint on the ...more >>

Hi all I have developed a web application in ASP.net which is in production and working fine but some time while redirecting from one page to another i get this message on a blank page "Object Moved to Here". For further information my application is running on windows 2000 advance ser...more >>

I have a problem with .net it keps giving me the ViewState is Corrupt or Invalid for this page error Ihave set the EnableViewstaMAC=false on all pages but I still get it n occassions. Does naybody know why and how to stop it or how to trap it and redirect it. ...more >>