hi folks, 1. how to set column width in datagrid server control? 2. how to set row height in datagrid server control? 3. how to display scroll bar in datagrid server control? thanks, ...more >>

Hi, I've set up forms based authentication. What I'm not sure how to do is redirect visitors (who have not logged on) to the registration page, when they request a web page they are not authorised to view. Can anyone help me? Thanks for your time Paul Evans ...more >>

Response.Redirect("MyPage.aspx") not working, it is loading the same page only blank. Please Help Thanks ...more >>

Hello - I have a web application done in ASP .NET and SQL Server that tracks certain things for users. Currently, they must log on to be notified when the items they have stored are getting ready to expire. Some have asked if they could be sent emails such that they are automatically notifi...more >>

Help novice I open new window using window.open(), then user click button in this window and i create file and return it user using Response.Redirect(fileName). How i can close the window after that? ...more >>

I have an application that uses the Microsoft.Web.UI.WebControls.TabStrip and Multipage controls. When I test the app on my pc or on my client's development web servers the controls render properly. When I deploy the app to the test environment - supposedly an exact duplicate of the developm...more >>

I am running Visual Studio .Net 2003 with Windows XP Pro and SP2. I am tying to run an ASP .Net application in debug mode. In Web.Config file I have set debug="true" but I am getting an error: "Error while trying to run project: Unable to start debugging on the web server. The project is not ...more >>

Is it possible to keep some communication going between the browser and web server going while waiting for a long running process to finish ? We have one function on our app (ASP.NET / VB.NET) that does a long running update to the database (takes upto 10 mins) and the browser will often time ...more >>

Hi Guys, I have a quick question. i am storing long string of data in database with links to images etc sort of like emails. What i do in codebehind is i write the text to textarea sort of like textarea1.text=bulletin.text; the page is rendered fine however the images are not displayed in...more >>

I need to put a error mark beside any field that has an invalid value .In windows form , I can use errorprovider,but how to do it in asp.net web form? Thanks ...more >>

I am trying to get a virtual directory ASP.Net application to work on a Windows 2003 server that has Sharepoint 2003. I have followed the Microsoft knowledgebase but the error message below still occurs. http://support.microsoft.com/default.aspx?scid=kb;en-us;828810 What other changes are re...more >>

After I update the windows 2000 server with microsoft newest update. The ASP.NET application can not be run. It shows "Server Application Unavailable". I check the event log, the error says "aspnet_wp.exe could not be started." Anyone can help me? >"< Darren L. ...more >>

again novice attack here how in javascript can i check the value of a field then if its null throw an alert then exit out of the function this is my attempt, but it wont work:- if (document.getElementById('txtAddress2')=null) window.alert("Town must be populated") return; Cheers, Cr...more >>

Hi, I have my reports at http:\\localhost\ReportServer and need to use them in ASP.NET Web Form.I have a few questions reg. this ------> I want to generate a PDF when a button labeled "Generate Report" is clicked" (1) I tried this using the below code: Dim myResponse As Byte() Dim u...more >>

I have a datagrid where I specified {0:###,###,###} at design time. However sometimes I am putting percentages in the grid instead of money and I want to change the formating to {##%}. I've looked over the docs on such things as the dataformatstring porperty of the boundColumn but still can'...more >>

I have developed an ASP.Net web site in VS2003 on a Win2K server that executes a DTS package in SQL When I upload the project to my web server (2003 Web Edition that connects to a remote SQL server) I get the following error: COM object with CLSID {10020200-EB1C-11CF-AE6E-00AA004A34D5} is eith...more >>

Is there a way to create an New Outlook Appointment from an ASP.NET application? I would also need to check if Outlook is running first. Any suggestions, advice? ...more >>

Hi, I've downloaded the IEWebControls.exe file, I've installed it, I've run the Build.bat and I can't find the WebControls.dll. Where is it? I've searched the whole computer but it doesn't exist. I've done it on several computers. What am I doing wrong? TIA Kenneth P...more >>

Just deployed a new application, and am receiving an "Cannot find server or DNS Error" error for every aspx page. All other ASP.NET apps are working fine, as are both asp and html, as does a small little one-page test .NET app I wrote to test things out. It's just this one particular app that'...more >>

i have a page with a grid that is opened in a modal dialog. when it posts back it opens a new window for the page can it postback to itself? i tried setting the target of the form showing within the dialog to "_self" but no joy Cheers, Craig ...more >>

Hello, I have a simple asp:label control that I want to write some complicated HTML to. Currently I have this code and it works fine: myLable.Text = "<p>this is my text</p>" Bust as my HTML gets more complicated I want to be able to use the HTMLTextWriter to write the HTML like so: ...more >>

Hi I am experimenting session problems in ASP.NET. I am developing a data entry system composed of 3 different aspx pages. The values entered on the form fields are stored in sesion variables. These values are saved when the user presses the Next page button. This applies for the 3 pages. Once...more >>

I used some javascript to move entries from one ASP.Net ListBox control to another ASP.NET Listbox control. On the client side all appears fine, but when I click a button which causes the page to go back to the server, the items which I placed in the ListBox control do not show up in the Li...more >>

When I go to some web sites and click on a link the URL looks like this: www.somewhere.com/something?varaible=something and that takes you to the new page. what is the code behind this to make this work like this? www.msn.com has links like this as well. ...more >>

Hi Everyone Is it Possible to disable the back button in the browser ??? or when a user click a back button in his browser take him to a different page using a script???? Thx in Adv ...more >>

Hi all, i'm trying to define the number of items that are shown at a time on a dropdownlist. Ideally i'd like to do this within the css class if possible. How is this done?? This the control.... <asp:dropdownlist id="ddlRange" runat="server" autopostback="true" cssclass="DropDownBox...more >>

I created a user control that I need to use in a web page but the control doesn't display. I added it to my page using: <object id="testcontrol" classid="http:TestControl.dll#TestControl.UserControl1"> all I get is a page with a box that looks like an image that didn't load. This control re...more >>

Hi all, This should be simple... I have a TextBox1 and a customvalidation control linked to it. I use a client side script to validate the textbox. If the data is not valid I want to return focus to the textbox. I tried document.GetElementByID("TextBox1").focus(); and doucment.Form1.TextBo...more >>

Can someone help me with the syntax for clearing (removing) all items out of an asp:dropdownlist from the code behind? Is there a clear method? -- PK9...more >>

i havent a clue about javascript, i found a small snippet for launching a datetimepicker, ive used the following to successfully open a small dialog window for a calender. i want to do something similar for postcodes this is the calender code and it works fine var popUp; function OpenCale...more >>

Hi, Tried using the FindControl() but no luck in finidng this damn textbox having id txtFirstName. Can someone help me with this method? This is what I have been doing but it doesn't work, Dim txtFName As TextBox txtFName = CType(myDataGrid.FindControl("t...more >>

Does anyone know of any adverse affects of using singleton data access objects in an ASP.NET Web Service? I've been forced to implement it this way but it just doesn't seem right to me. I haven't been able to find a single example of someone doing it this way and that's usually not a good si...more >>

Hi, when the download dialog box opens and i click save or open or cancel.. everything works fine.. but then it's stuck in memory or something, because nomatter what button, listbox, combobox, etc.. i click on next.. that download dialog box keeps coming up... why is that??? -- AdamPC@ho...more >>

I have item template: <ItemTemplate> <%# writeProcent(DataBinder.Eval(Container.DataItem,"strosekProcentBrez")) %> </ItemTemplate> and function in code behind: Protected Function writeProcent(ByVal vrednost As Decimal) As String If vrednost = 100 Then ...more >>

Hi, I was wondering if there was a way to set the browser window size and position of my asp.net website.. also if i could hide the address bar and buttons... this way i would have more room on my page for all to see... thanks for the help! -- AdamPC@hotmail.com...more >>

Hello ! This post does'nt regard column hyperlink. I just have single hyperlink and want to create it's NavigateUrl dynamically. This is my test page <form id="Form1" method="post" runat="server"> <asp:HyperLink id="MyHLink" NavigateUrl='<%# geturl("123456") %>' style="Z-INDEX: 101; LE...more >>

I override IPostBackDataHandler interface, and implement my code in the following method: public bool LoadPostData(string postDataKey, NameValueCollection postCollection) { } by default, this method returns "false"... what does this return value affects? i tried to return "true", but nothoi...more >>

I have been using the following to get the client IP address: Request.ServerVariables["REMOTE_ADDR"] All of a sudden it has started returning 127.0.0.1 all the time. Does anybody have any idea why this would happen? Any help is greatly appreciated. ...more >>

Hi, I need to add columns programmatically to a datagrid I have on my ASP page. I have approx 6 bound columns and I would like to add a few columns dynamically. Basically they are calculated values (i.e. (value/No days) * days in month). Any help on this would be much appreciated as I se...more >>

Hello, I am bringing a table through a data grid. Some of the field in this data grid have nothing in it and I need users type something there and click a button to update table. Is there any example for this? I am using visual basic asp.net Thanks, Jim. ...more >>

I apologize if this is the wrong forum for this, I could not locate one that was exactly appropriate for this topic. Over the last couple of years I've been doing a lot of reading on design patterns and different types of architectures for building high-performance, scalalble n-tier apps. ...more >>

I am new to web programming and have a need to support file attachments... is there any samples/tutorials on how to do this? ...more >>

Hi all, I loop through a folder in my asp.net program and display all the images. included with all the images is 1 word document which gets downloaded.. i get the download dialog box to come up and i can open or save the file.. but then it gets stuck on that function.. No matter what butto...more >>

I'm need to use a TabStrip in a Web application, and many source i found on the internet drive me to Microsoft IE WebControl. But when i try to download then at referenced url, i'm redirected on the 404 page of msdn site. Dowload URL = http://msdn.microsoft.com/downloads/samples/internet/ASP_DO...more >>

Hi, I have a webform with a button. When the user moves their mouse over the button.. I would like to initiate a mouseover event that shows a small window with text.. The text will be populated from a dataset... Does anyone here know how to do this? I have code that does the mouseove...more >>

i've created a search function, using vc#, and i'm using the dataview.find() method to get the index of the found record. the problem is that there are many similar names. it always returns the same index, but it can be any one of the items. as an example, if i type in the work "bolt" it wi...more >>

Hello, I have uploaded my website from VS to my server and unfortunaly there is an error when I visit the website. However the stack trace of the error still points to my local directory. It says something like this: NNTP.readpost.BindData() in E:\NNTP\default.aspx.vb:44 NNTP.rea...more >>

Can i go directly to page no say..6 if i am using the grid control i asp.net. Thanks jazz...more >>

Can someone please tell me why I keep getting the following error from the code below! Error: INSERT statement conflicted with COLUMN FOREIGN KEY constraint 'FK_tblOfficePageContent_tblPageContent'. The conflict occurred in database 'CPNCMS', table 'tblPageContent', column 'pageID'. The sta...more >>

I will be add Data in my Example Database. I have this Code by a ASP.NET Book but this will not work. Error message: Operation must be a actually Query use. Error in: adapter.Update(dataset,"Authors"); My Code: private void bt_add_Click(object sender, System.EventArgs e) { OleDbConne...more >>

I have a problem with editable datagrid and was hoping if anyone could help me. Please help me if possible. I have an editable datagrid, whose column count I don’t know until runtime. I am sure of 3 columns Id,Name and Description. But there also might be more. So I add these 3 columns ...more >>

Hello. I'm having a big problem with asp .net. Initially, when I create a new web applicaction and I try to open an aspx page, I get an error message: It is an error to use a section registered as allowDefinition='MachineToApplication' beyond application level. This error can be caused by ...more >>

Hi all, I have searched this error but none of the posts seem to reflect my situation. I have a base aspx page that all other pages inherit from. I know than none of the HTML is inherited only the code behind. I do know under normal circumstances adding a placeholder resolves this but as U...more >>

Hi, all: My question is as follows. I have one ASP.NET application that comunicates with a remote object hosted under IIS throught .NET Remoting. I have to use custom sink in order to add extra information to every call to the remote object. I have developed a dll file to create my custom sin...more >>

Private Sub Page_Load(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MyBase.Load If Not IsPostBack Then Dim a As ArrayList, i As Long a = New ArrayList For i = 1 To 1000000 a.Add(10) Next E...more >>