Can someone please explain this: I created a new webform with a PlaceHolder and a Button. My Page_Load contains the following code: private void Page_Load(object sender, System.EventArgs e) { ListControl l = null; ListItem item = new ListItem("a", "b"); item.Selected = true; //...more >>

My page is blank when I run the form with dataGrid. But nothing error at all. The Datagrid take the connection from sqlConnection1 with data adapter and dataset. It's so simple and should be running and I have running the same code in another ASP.NET Server and SQLServer. What happen with my ASP.NE...more >>

The .aspx output html text to client browser, how to save the out html to a html file on server disk automatically ? ...more >>

Hi Everyone, As far as I know, no changes have been made to our ASP.NET application. However, just recently we were alerted to the fact that all pages are not being refreshed correctly. Internet Explorer seems to be caching pages on us. (Hitting F5 does refresh the page) Our clients did sta...more >>

I need to implement a login/logout feature (for a school assignment). I am using forms authentication. I have an index.html with frames: "top", "side", "main", "bottom". The top frame has a navigation bar with an asp hyperlink. I would like the text for this link to change from "Login" to "Logou...more >>

Im running a querystring in vb.net and it seems as though SQL server decides on the order in which to run the 3 queries in the string.. Is this possible? I would think that SQL server starts with the 1st query, executes it, then goes to the next. For example: *********************************...more >>

Hi, in a for-next loop i create some ImageButtons in runtime. How to get the controls after I clicked one of these Buttons? I tried it with ctrlCurrImgBtn = (ImageButton)Convert.ChangeType(FindControl(CurrID),typeof(ImageButton)); but I get a System.NullReferenceException. I tried to c...more >>

Hi, Basic question about PostBack: would it be accurate to say that PostBack is a direct result of triggered event that happened on the form(button clicked, text typed into textbox, so on). Is that the only way to trigger postback (esides AutoPostBack = True)or some other actions might initiat...more >>

I want my web page to take the current time and either say "Good Morning/Afternoon or Evening". Any ideas how I can do this? I tried this but it's taking the times as strings... Dim strMyTime As String = Now.ToShortTimeString If strMyTime < "11:30 AM" Then Response.Write("Good Morning") ...more >>

I read from some site to learn the form authentication with AD that it needs to create a FormsAuthenticationTicket to store the group list. I want to that what is the function of FormsAuthenticationTicket?? is it a must to create those ticket if I need to get the user's group list??? If I only wa...more >>

HEllo people im having a big trouble with Web apps Recently (6 months ago) i´ve installed the webApps on a production server, and all works very fine, but some weeks ago the users are sending a lot mails of malfunctioning on the system. The things is that the web server are generating a wron...more >>

Is there a way to check if the currently logged in user has access to a particular directory or file on the web server? I've been researching this and have run into suggestions of using P/Invoke for the native Security API. It should be easier than this. I just want to check to see if a user...more >>

I coming unglued... really need some help. 3 days chasing my tail all over MSDN's documentation ...and I'm getting nowhere. I have a problem with TypeConverters and storage of expandableobjects to attributes in tags (think Style tag -> Style object). The problem that I am chasing is: Ht...more >>

Hi I have an classic ASP page that contains nothing else but the following code... <%@ Language=VBScript %> <% Response.clear Response.redirect("/Intranet") %> I'm was trying to write an equivalent page in ASP.NET but am getting nowhere fast !!! My entire page is below (No Code...more >>

I want my web page to take the current time and either say "Good Morning/Afternoon or Evening". Any ideas how I can do this? I tried this but it's taking the times as strings... Dim strMyTime As String = Now.ToShortTimeString If strMyTime < "11:30 AM" Then Response.Write("Good Morning") ...more >>

My aspx dynamically loads an ascx into a placeholder. The ascx has an event. When I click on the submit linkbutton in the ascx, the event does not fire. But if I click it a second time, it fires. I put in tracing, and the OnInit (which loads the event handler) is executed on the initial loa...more >>

When trying to create Web application project from inside my Visual Studio.Net, I am getting the following error: --------------------------- Microsoft Development Environment --------------------------- The Web server reported the following error when attempting to create or open the ...more >>

i saw an article with code sample for validator that in the validation summary put links to the wrong inputs instead of regular text. i can't find this sample in the web, does any one know where is this article? TIA, z ...more >>

I have several .NET web applications in the co intranet. Currently, every application has its own login screen to authentication and the authentication is Forms Authentication with Active Directory. Now, I want to by-pass the login screen but still want to use AD to have authentication. My quest...more >>

I am looking for FAX related namespace in .net. I am looking for developing an application to send fax using VB.Net Wilson ...more >>

Hi, I want EnableViewState = false turned on to optimize the end output page (it was over 600KB with it on) but when i turn it off, our pageing functionality no longer works mainly the PageIndexChanged event no longer fires, how do you handle this with enable view state as false? thanks! ...more >>

let say i have an array A of string A[0] = "a"; A[1] = "b"; ..... A[n] = "xyz" to bind the value of array to control, i can use <%# DataBinder.Eval(Container, "DataItem") %> but how about if i want to bind the index of the array to control? thanks in advance ...more >>

Ok, On my website, tribidz.com, there is one page that needs to not have any buttons or menu or address bar. How can I do this? What is the html code or whatever? Thanks, Trint ..Net programmer trintsmith@hotmail.com *** Sent via Developersdex http://www.developersdex.com *** Don't ju...more >>

I have a large asp.net web site, but our web host does not support compiled ..net. How do I now convert the site to run uncompiled? Paul ...more >>

Hi, Is it possible to host ASP.NET web application using Apache as a web server? If so, what is the tool or steps? -Jon...more >>

Hi, When trying the following code : [...] oCmd = "SELECT MyField FROM MyTable WHERE MyID IN (@IDList)" MyCommand = New SqlCommand(oCmd, oConn) MyCommand.Parameters.Add(New SqlParameter("@IDList", SqlDbType.NVarChar)) MyCommand.Parameters("@IDList").Value = "5611,1332" [...] I've got...more >>

I am trying to load Microsoft Word and create a document in ASP.NET (C#). But the call to application creation 'Word._Application app = new Word.ApplicationClass();' takes quit a bit of time, and eventually "Server Execution Failed" page appears. "Exception Details: System.Runtime.InteropServices...more >>

I am trying to figure out how to do page layouts using tables (obviously not my background). If I have, say, a 5x5 table defaulting to20px wide per cell, why can't I make the cell in, for example, (3,1) 10 px wide? It seems to want to use the widest cell in a column... i.e. 20px. Also, if I make ...more >>

How do i desabled the edit mode in my datagrid. In the datagrid i put an EditCommandColumn with OnEditCommand="setEditMode" and onUpdateCommand="SetUpdateMode" and onCancelCommand="SetCancelCommand". sometime i would like to disable the onEditcommand, so when click on Edit, it doesn't react to t...more >>

Hi, I am doing the following stored procedure CREATE PROCEDURE [dbo].[RSMN_AddMessage] @sender varchar(50), @subject varchar(400), @messagebody text, @hasAttachments bit, @sentTime DateTime AS insert into messages(sendername, subject, messagebody, hasattachments, senttime) valu...more >>

I am getting a "The remote server returned an error: (400) Bad Request." error while trying to send data to an asp page. The puzzle is, if I paste the string I want to send on a browser address box, it just go fine. From the win form app also it go fine until I happen to send an xml formatted st...more >>

I am trying to invoke an EXE in ASP.NET. string path = "notepad.exe"; ProcessStartInfo startInfo = new ProcessStartInfo(path); startInfo.WindowStyle = ProcessWindowStyle.Normal; Process.Start(startInfo); I could see that the process for notepad in Task Manager. But the not...more >>

I have an ASP.NET datagrid that loads an image. I would like to load one image if the value in my SQL table is true and another if it is false. Here is my code. <%@ Page Language="vb" AutoEventWireup="false" Codebehind="Search.aspx.vb" Inherits="PROJECT.WebForm1"%> <!DOCTYPE HTML PUBLIC "-//W...more >>

Just wondering if it's possible to resize frameset dimensions from code-behind? If so, how? In the example below, for instance, I'd like to NOT hard-code ["100,*"]. <frameset rows="100,*" cols="*" frameborder="yes" border="1" framespacing="0"></frameset> Thank you. ...more >>

I need to do the following... FOR myitem IN Request.Querystring 'get the key 'get the value NEXT What do I DIM myitem as? DictionaryEntry doesn't work...or do I have to loop through it by index and get the key then the item out of the query string... thanks Doug ...more >>

Hello All, I am trying to insert a record in the MS Access DB and for some reason I cannot get rid of error message, System.Data.OleDb.OleDbException: Syntax error in INSERT INTO statement. And the line it shows in red is cmd.ExecuteNonQuery() I have pasted the entire code here. Can ...more >>

Hi, I would like to create a new URL based on the URLReferer. Well it's difficult to explain (which is probably I can't find anything on Google): eg 1 URLReferer = http://www.mysite.com/somedir/afile.aspx and given URL value = "asecondfile.aspx" --> http://www.mysite.com/somedir/asecondfil...more >>

Hi, In my web application, I need object-relational mapping. I would have liked to take advantage of the datasets while keeping encapsulation of the data. I thought about having a protected dataset attribute in my business objects classes and creating properties to access each column. Thus, I ...more >>

Hi folks, I thought I'd got this sorted, but apparently not. Everything in the documentation indicates that setting the IIS settings to use integrated logins and changing my authentication mode in web.config to windows would be all I needed to do. It didn't want to know the authenticatio...more >>

Hi, In my web application, I need to connect to an SQL Server database. My pages (UI) will use one or more business objects as well as datareaders (I cannot make everything a business object...) With ASP 3, I created a VB class named DataAccess which maintained an ADO Connection object and ...more >>

My application works fine when I run it locally but when I transfer it to our NEW Windows 2003 Web Edition server, I get a strange error. I've isolated the problem to when I issue a ConfigurationSettings.AppSettings["foo"] call. My guess is, there's a security setting that I'm missing on my S...more >>

Hi, If i have some code like this... <asp:table> <asp:tablerow> <asp:tablecell> <asp:tablerow> <asp:tablerow> <asp:tablecell> <asp:tablerow> <asp:table> What can i do to put one table row in comments, so ...more >>

Hi all, I'm developing a web form that a requirement to validate that the contents of a textbox is not empty but only if a checkbox is checked. The situation is a little like the following: [x] Email me when the results are ready Email Address: [_________________________] In the above...more >>

I have this code working fine in Classic ASP but I get compile errors when I try to run it as ASP.NET. Do While NOT RS.EOF If ... Then... Else... End If RS.MoveNext Loop It says that 'MoveNext' is not a member of 'System.Data.SqlClient.SqlDataReader' Any sugges...more >>

i have leading spaces in my database fields. When they appear in the datagrid in browser, they seem to be truncated. I did view source in browser and found that there are indeed spaces but when browser displays it crunches them in datagrid. Also i have update and delete buttons options in th...more >>

Hello, How do I programatically redirect a page in "another frame" using C# in ASP.NET? Server.Transfer redirects the current page...not a different frame. Thanks. ...more >>

I've spent all week trying various workarounds and keep coming back this bug, but I just don't understand what the problem is. An ASPX defines a control: <%@ Register TagPrefix="iewc" Namespace="Microsoft.Web.UI.WebControls" Assembly="Microsoft.Web.UI.WebControls, Version=1.0.2.226, ...more >>

Forgive me on the lack of specifics but I am not a "server" guy. We just rolled our code out to a 2003 Server from Win2k Server and for some reason our pages are painfully slow. It appears the pages process fine (by spinning globe and 100% status bar. But then there is a dead wait time while i...more >>

How can I read a value from a html text box and pass it into a web textbox control? Regards ...more >>

Hi There, I can't connect to SQL Server, has anyone received this error message before ? Moe <>< <appSettings> <add key="ConnectionString" value="server=202.60.XX.XXX;database=db_name;uid=user1;password=pass;integra ted security=SSPI;persist security info=False;Integrated Securi...more >>

I need to authenticate the user against his domain user name and password. What is a way of doing that? I cannot store user name and a password in a database. Thanks...more >>

Dear all, I understand that: 1) Server-Side Office automation is not recommended by MS (KB257757). 2) OWC is a client-side ActiveX Technology, NOT an ASP.NET server control. 3) OWC9 has limitations used Server-Side, which are solved at OWC10 (KB317316) 4) Office XP/2003 PIA enables the use ...more >>

I have a textbox control (for simplicity call it Text1) with autopostback turned on. It has a couple validators: RequiredFieldValidator_Text1 RegularExpressionValidator_Text1 The Text1 onchange (see code below) event does these things 1. fires the validators 2. if Text1 is valid,...more >>

I'm new to ASP.NET and I'm not use to the way things are handled with this technology. I've been told that when I have a control, I should only bind the data to it once, and not on each post back (basically have the data binding done in the If NOT IsPostBack Then statement). How come? How does t...more >>

Hi, Has anybody tried HTTP 1.1 compression for ASP.NET application ? Have you guys faced any problems with this ? Thanks Raghu...more >>

I am unable to get the data list to render the AlternateStyle.... Any ideas as to why? <Table title="Calendar Maintenance" > <asp:datalist id="dlCalendar" runat="server" OnItemCreated="OnItemCreated" GridLines="Both" CellSpacing="2" DataKeyField="Time_ID" ...more >>

Is there a way in asp.net to get the file properties such as: author, subject,title and category. Apparently, fileinfo doesn't have that. I need to get the these as we are going to use them for our document display system. Thanks, Tom ...more >>

Hi, Can somebody help me,pls? After the button-click on the web-page I execute another thread private void btnExecutePlugin_Click(object sender, System.EventArgs e) { MyThread pt = new MyThread( new MyFinalizeCallback( MyCallbackFunction ) ); Thread t = new Thread( new Thre...more >>

I am having a problem writing to an Access database. It only seems to work if the database is placed in c:\ Retrieving records from it is no problem when it is placed in a subdirectory of mapppath, but writing to it is impossible (unless I put it in c:\). This is the code that refuses to work: ...more >>

Hi, I am building a web form with dynamic controls. Some need to be visible = and some not. When clicking on a button, all controls become visible. I = have used code behind to do that, but when I set the value of a control = (ie. label) and then click the button to show all controls, these ...more >>

Hi, I was using the following script, but I received an error message saying = "Object doesn't support this property or method": = window.opener.document.forms['WebForm4'].getElementById('trck1_CAL_LBL024= ').innerText=3D' I also tried value and text, instead of innerText, but alwa...more >>

Hi, Is it possible to have a control on a form set to visible=3Dfalse at the = beginning and then move it to a specific location when required? If so, = any resources (articles, samples) that I could look at? Thanks. Mike...more >>

Hi, I tried a simple example of multi-threading, but it's not working. test() is never excecuted. What's wrong?? This is the code: using System; using System.Collections; using System.ComponentModel; using System.Data; using System.Drawing; using System.Web; using System.Web.SessionSt...more >>

Some days ago I asked this forum whether it is possible to set up the <title> from the code-behind. A couple of poeple helped me and in fact it is quite ease: a) change the HTML, e.g.: <title id="titAV0010" runat="server"></title> b) define the field as GenericControl: protected System.Web.UI.Ht...more >>

Using vb and asp.net 1.1 I have a page where users can upload images. When the image is uploaded the postback shows a thumbnail of what they just uploaded. Sometimes the users click on the back button and then the forward button to come back to this page and when they do they get the error page...more >>

Hi, I have a form with some dynamic controls. I then open a popup calendar = and set the selected date back to the "parent" form using this = statement: string script =3D "<script>window.opener.document.getElementById('" + = control.Value + "').innerText =3D '"; script +=3D myCalen...more >>

I am using the ValidationSummary control with the settings so that it = displays the validation summary in a popup. It works ok on several = servers, but it does not work on an external hosting web server. It = does work ok when the valiation messages are displayed on the page. =20 Any sugge...more >>

(PS: Cross post from microsoft.pulic.dotnet.framework.aspnet.webcontrols) I've been looking lately for a way to keep the Properties panel for Controls 'clean'... My goal is to keep similar public properties of a custom Control neatly tied together -- rather than all over the IDE. One such...more >>

is there a way to put a style or marker image on the header of a data grid in asp.net to mark that this is the column being sorted on? thanks ...more >>