I need to develope an attachment control that can upload any number of attachments. Ive never made one of these before, i assume you'd use an upload control? it'd be nice if it worked similar to hotmails type of attachment process.. does anyone know of any sample code? ive been looking around an...more >>

Hi, I have the IE web Control .dll files in my bin project for my web app on //localhost. They don't seem to render in my Internet Explorer browser. Do ...more >>

Hi, I simply try to add new default webforms to my project and none of them can load. Has anybody received an error like this? Thanks, Do Parser Error Description: An error occurred during the parsing of a resource required to service this request. Please review the following specifi...more >>

Hi, I have to do a POST to an URI. I already figured out this code: WebRequest myRequest = WebRequest.Create("https://select.worldpay.com/wcc/purchase"); myRequest.Method = "POST"; Question: How can I add parameters to this request? The sample provided by the owner of the web sit...more >>

Hello, I am using HTML image buttons in my web application and when I run it, all my image buttons are showing up with a border. I tried using border="0" with the input tag, but it is deprecated. <input border="0" src="../images/next.jpg" type="image" onclick="return checkPage('nex...more >>

Hi all, I have a code that is supposed to load three tables in a dataset. This works fine with one Dropdownlist1 but not with the other Dropdownlist2. Tables(0) = "Table0" : Tables(1) = "Table1" MyDataSet = GetDataSet(strConn, Tables) For intCount = 0 To Tables.GetUpperBound(0) o...more >>

The following code does not operate properly, and neither I nor the three ..Net experts can figure out why. It's a seeming mystery. The code is simple. A SqlCommand is executed against a stored procedure, then a DataReader is looped through. After the DataReader is exhausted, I attempt to read so...more >>

hi i am trying to output an image which i have in a database. but this gives me errors byte[] Picture; Picture = (dr["logo"]); //cannot convert from object to byte Response.Buffer=true; Response.ContentType = "Image/JPEG"; Response.BinaryWrite(Picture); how do i output images...more >>

I am launching a program with a GUI from asp.net, but aparently the aspnet user doesnt use the same screen as my logged in user, how can I make the program I launch appear on the monitor? I realize this is a "bad" design but that its part of the heart of the product. ...more >>

Hi Everyone, I have been fighting a problem for a while and I wonder if someone out there can help. This problem has been presented in a number of news postings previously but I am yet to see a response with a suitable resolution. So here goes ... We have a web site which stores an instanc...more >>

I am launching a program with a GUI from asp.net, but aparently the aspnet user doesnt use the same screen as my logged in user, how can I make the program I launch appear on the monitor? ...more >>

Hi, If Assign ASP.NET User as db_owner to the login user, can possible the login user do some bad thing to my db system? Thanks... sp_addrolemember 'db_owner', <ASP.NET User Account>" ...more >>

I use VS.NET 2003, and try to create an APS.NET web application. However, when I do this: File | New | Project | ASP.NET Web Application, it yields the following error message immediately. Any ideas? I am using Personal Web Server IIS with Windows 2000 Pro. The web server reported the follow...more >>

I have created several ASP.Net forms which everything was created with the default font and size. I dont really have any experiance with CSS, but was wondering what is the best way to make all my ASP labels, textboxes, datagrids, etc the same font and size, whether its with CSS or some global s...more >>

Hello, I am starting to learn how to use the Datagrid and I have a couple of questions. My datagrid as a checkbox in it. It looks like the following in the datagrid... <asp:TemplateColumn HeaderText="Check In"> <ItemStyle HorizontalAlign="Center" Width="30px"></ItemStyle> <ItemTemplate> ...more >>

I have made a Template column in my DataGrid that contains a DropDownList. My main SQL query that is bound to this datagrid joins with another table in the following way: SELECT * FROM Customer INNER JOIN Orders ON Orders.CustomerID = Customer.CustomerID So I will get multiple rows returned...more >>

hey Can someone tell me how to put one page in frame from event in another frame. There is a frameset on the page with 2 frames (top bottom) I have a web menu in top frame and when i click on that menu some aspx page should be displayed in bottom frame. Please help me. regards yogi...more >>

I have an ASP.NET page that spawns a popup window using javascript's window.open. This works fine. It pops up, you enter some data, press save and everything saves as it should. But, if you click the button to open the popup again, then it opens with the values that were in it before th...more >>

Hi I want to convert a column to a link. All examples I have seen works with bound columns. I have the following grid: <asp:datagrid runat="server" id="__theDetailsGrid" cellpadding="2" cellspacing="0" OnItemDataBound="Details_Item_Bound"> </asp:datagrid> It is bound during runtim...more >>

Hello, When I attempt to store a dataview into a "viewState" variable, I get some error message indicating that I need to "mark the dataview as serializable". How do I do that? ...more >>

Hi, I have a page that uploads files to my server and I wish to display a "Please wait while uploading" page to the user while the file is uploading. I have been able to redirect the user once the file is finished uploading but am not sure how to do it while file is uploading. Some sample c...more >>

hello, i have a problem in refreshing a page. the problem happens when i click a button that does a certain action in a web page, such as inserting a record into the database, if now i refresh the page (press f5), the action repeats itself and another identical record is inserted too. i discover...more >>

Using server-side code, how do I launch a new window? I have an ASP.Net application that uses a frameset, yet I have some (crystal) reports I want to view in a separate window. I can probably launch a window with client-side code, but would prefer to launch it from server-side code. Thank you...more >>

Hi all, My question is more of a phylisophical one here, but I am wondering what the difference is (effectively and performance wise) between using a shared variable/static variable and using a session variable. I have two different applications right now that effectively perform the sam...more >>

Debugging in ASP.NET I receive the error: Error while trying to run project: Unable to start debugging on the web server. The sistem cannot find the file specified. Do u have any suggestion? Thanks ...more >>

Hi, I have noticed that in an aspx page <!--#include virtual="Home.htm"--> acts the same as <!--#include File="Home.htm"--> when I am NOT in the root diectory of the site (I am aware that they will reference the same file if in the root dir) for example I have a directory on my site ...more >>

I need to create a column with 4 links in that column that take 4 different actions against that row when clicked. I do not see how to add 4 links under one column using the datagrid's property builder. Can anyone give me any direction? Thanks....more >>

Ok, I got this page (with a datagrid on it) that I hit a button on and it opens a new page (popup). In that popup I have to option to delete the record that got me there, or change it.. whatever. Ok when I am done and close the popup and give focus back to the parent form... How can I re...more >>

Hi, I am using the MailMessage method to send an email from a form and I have the following code giving me the following error on line 79: Compiler Error Message: CS1002: ; expected Source Error: Line 78: Mail.BodyFormat = MailFormat.Html; Line 79: string MailBody =...more >>

I have an app where I want virtually everything password = protected/secure except for a single directory. That directory handles = some custom authentication and contains my login form, but also some = other pages that I need to make available to anon users. I've setup my web.config in the r...more >>

I have a process which used IIS SMTP to send emails. However, it looks as if everything is just being stuck in the mailroot\queue folder. Does anyone have any ideas why? Thanks, Brent ...more >>

I developed an ASP.NET application on a client machine. After building and testing the appilcation on the client, everything works fine. When I copy the files to the web server using XCOPY, the files that reference a customized component do not work. I installed the component on the web se...more >>

I have an ASP.NET application running on a remote web server. Its running fine. I made a few additions to the page as well as some logic changes. I compiled the App on my local machine and it is working correctly. When I copied the files over to the web server the old pages are still be d...more >>

I am just learning ASP.Net. Can somebody please give me an example of creating, placing and positioning a text box on a web page, all in code? Any help is greatly appreciated. ...more >>

Ok, I know how to upload a file in asp.net using the <input type="file" runat="server"> control. What I don't know how to do is monitor the progress of the upload so that I can show the end-user a progress bar, or something. Anyone have any ideals or can point me to a sample? Thank...more >>

How do I replace carriage returns with <br /> in Visual Basic .NET? I know this is easy to do with C# by simply calling myNewString = myString.Replace( "\n", "<br />" ); Thank you for your input! Mario Vargas ...more >>

The code below works except that calling Server.Transfer generates the following exception, and I don't know why yet: "Error executing child request for Form_Welcome.aspx." Although a page has a short lifespan, I have discovered that the timer callback is in fact being called after 10 se...more >>

I am creating a set of dynamic text boxes on my page. When I do a postback the dynamic controls seem to always disappear. I have tried setting the EnableViewstate = True and still no luck. I would like them to remain and persist any data entered by the user on postback. Any ideas? -Stev...more >>

hi i have an asp.net page and i am trying to transfer control to another asp.net page response.redirect works fine but server.transfer gives me the foll error why is that System.Threading.ThreadAbortException: Thread was being aborted. at System.Threading.Thread.AbortInternal() at System.Thr...more >>

Hi all, I want to design a DataGrid like in the below website., http://v4.windowsupdate.microsoft.com/en/default.asp Features i need are 1) DataGrid within scrollbar 2) Header must not scroll. 3) Sorting on asc and desc when u click on header text link. All the above features are avail...more >>

Hi there. I installed visual studio.net on my PC. Than, I installed asp.net start kits When I try to run the start kit, the program is opened by VS.NET. It also happen with visual basic.net resource kit. Do you know where I need to fix? Thanks nwang@arrow.ca...more >>

I have a web page that displays IP information. I want the user to be able to click on a button and connect to that device using the Telnet client. In a window app I just use the Process object, but can't find the eqivalent in ASP. So how would I launch a windows application from within ASP?? ...more >>

Friends, I have asp.net 1.0.3705.0 on one of my servers. aspnet_wp.exe is getting recule because it was suspected to be in a deadlock state. What could be the possible problem for this to happen. thanks in advance. Vani ...more >>

Good day, How do I get the sql count result from dataReader? I tried to use Call connectSource() Dim sqlstr4 As String = "Select COUNT(*) from product where product_id = " & pid Dim objCommand4 As New OleDb.OleDbCommand(sqlstr4, cnn) Dim objDataReader4 As OleDb.OleDbDataReader...more >>

Hi Is it possible to set the background colour of a grid based on a value in data? I guess that it is simple but I have been unable to figure it out. TIA...more >>

hi, we developed an application having server-side menus. however, I'm interested for: 1. some nice client side drop down menus. ideal solution would be something like windows menus in desktop applications (menus, submenus, check box items, etc) but working in JavaScript. 2. if I select ...more >>

hi, i've got something like PersistenceController, class that should handle all persistency related operations. if this class has static property like Instance called from anywhere in asp.net app ( PersistenceController pc = PersistenceController.Instance), is it same object for all sessions o...more >>

Hi If I add a UserControl to a placeholder on a page during that pages PreRender stage and press a button on that UserControl will the postback for that button get processed? I would have thought yes because on adding the control I would have thought that the OnInit, IPostBackDataHandler,...more >>

Hi, I use the following code to set the current culture. If Not IsNothing(Session("language")) Then System.Threading.Thread.CurrentThread.CurrentCulture = New System.Globalization.CultureInfo(Session("language").ToString) End If If the users's browser (IE) is configured in the lang...more >>

I have 2 TextBox controls on a webform. Both perform a procedure when the TextChanged event is fired. The page should reload and display a new value in another textbox. Both are WebControls. The first Textbox performs the appropriate action. The SECOND does not fire TextChanged until AFTER I...more >>

I need to test my ASP.net web application for the case that the client browser doesn't support cookies or for the case that cookies are turned off on the client browswer. What is odd is that when I go to the IE (6.0) Tools | Internet Options | Privacy Tab and select "Block All Cookies" level t...more >>

Can't figure this one out. I appears to not be code related. After surfing my asp.net web app for a while 5 - 10 min. it fails to open any further connections to my access 2000 database. There seems to be no set drop off point either that would point to a specific code problem. I went throug...more >>

Hi, I was wondering if there is a easy way to get automaticaly a new key when you insert a query with sqlserver. Now I have to assign an ID=7, but I just want to insert a query and set the keyvalue (ID) automaticaly (7). Thanks, Thierry ...more >>

I am creating a custom web control that uses an enum for a property {Remote,InLine}. If the property is set to inline then text is read from the embedded resource and sent to the browser in the aspx page as inline java script. If the property is set to Remote then the script tag set with the SRC...more >>

We are trying to deploy an ASP.Net app to an ISP that does not allow us to run .dlls on their server, and so we can't use the CODEBEHIND="mydll.dll" directive. We have tried separating the source file and using the page directive SRC="mysource.cs" but this isn't working either. Anyone ...more >>

I am currently tring to run ASP.Net at home from windows xp home edition. it keeps telling me that the web server is not installed or running. if there is anyone that knows how to fic this, please email me. it would be greatly appreciated...more >>

Hi John, thanks for your replay. What I'm trying to do is as follows: We are hosting a server, which is used by our clients. We have a printing object written in Visual Basic.NET. I want to use this object to allow our clients to print some of our web pages, using this object, in their o...more >>

I have local IIS server on my computer, i install .net studio and i try to make new project of webapplication type - and it's OK. Know i install .Net 2003 and when i try the some thing i accept an error "a connection with the server could not be establishied" but still in the old .net st...more >>

Dim oOracleConn As OracleConnection = New OracleConnection () oOracleConn.ConnectionString = "Data Source=FTEST920;uid=master_schedule;pwd=dragons1;" oOracleConn.Open() This is an ASP.Net application and the build goes fine with no errors, but when I try to run from the dev...more >>

Why do the validation server controls behave differently on my live site from on my local development machine? I have several text boxes that are validated by Required Validators and a couple of Regular Expression Validators, and then I have a Custom Validator which I use to check for a valid ...more >>

I have identified a re-creatable issue that may be a bug and may be by design? I have a Webform with two dropdown lists on it, each with a different name and different tab index but they both have the same data. I populate them by using listitems which are then set to nothing afterwards (...more >>

Hi, I have a web form comprising 4 frames. The third frame is the largest and it is the one in which i display the pages of the application. One of the pages has a lot of information to be captured and scrolls. I have set smart navigation to true to maintain the scroll position and also ...more >>

Hi buddies, I have a question. I want to use the forms authentication in my web app. My user login. The cookie is stored in the client machine and some important information is stored in session variables. What will happen if the user closes the browser and reopen to relog in the app...more >>

I have the following debugging system: - WinXP Pro - IIS 5.1 with Anonymous Access disabled and Windows Auth enabled - Both my computer and the user I am logged on as are members of the AD and Domain. - IIS is running on the default setup account. My production system: - Windows 2003 Std ...more >>

Anyone know that is it possible? if yes, how? if no, any other method can do something similar to this?...more >>