How could i disable that the users won't be taken back if they click back button but only Page Expired Page will be displayed. Thank You....more >>

Hello, Can somebody help me out? GetObjectContext method is already implemented in a MTS component, but when I create a wrapper of the object and use it in asp.net, the GetObjectContext is not able to get hold of HTTPcontext in ASp.NET and returns the null object. Thanks Dinesh ...more >>

Hi-- I need a code sample of how to redirect from an ASP.NET page to a frames-based html page and specifying what should load in the destination's frames. Any ideas? (Even air-code is much appreciated.) The long story is this. I have 2 sites. One is in DotNet and one is html and fra...more >>

How to merge two asp.net website? they will use one request.isauthenticated attribute. It looks redirect URL from one project to another will make request.isauthyenticated change to false. (if it's true before redirect) ...more >>

I have had some trouble resolving this issue. Here is what I am trying to do: I use ADO.NET to grab data from a DB and then use ASP.NET to display it in a table. I want to add a button to the page that pops up a new window with the same table of data as an Excel spreadsheet. I want the AS...more >>

Hello, Will Cookies work in a code-behind aspx and aspx.vb page? I am trying to set a cookie on one page and the read it on another page. If anyone can help, let me know. Thanks in advance for your time, Jack ...more >>

I would like to load the Meta Tags in the page from Code: Currently they don't come up. The Source that I have: private void LoadHeaders() { DataSet oDs = new DataSet(); oDs = MetaTags_Select("default.aspx"); foreach (DataRow dr in oDs.Tables[0].Rows) { string TagName = dr["...more >>

I'm building a component and I want to access the .Text property of an asp:label that is on the asp.net page from a method in my assembly file. Can someone tell me how to do this? Thanks Will...more >>

I would like to avoid editing the items in a datagrid one by one because it requires two additional clicks per each row - one click to put the grid in edit mode and another one to save or cancel. What would be the best way to edit multiple items at once and then save them? Is there any third-...more >>

It might be me but... I dont seem to get a Page_Load event when a opening an ASPX in an iFrame. I do geta Page_Load event when an item on the ASPX (inside the iFrame) is clicked but then IsPostBack=False by now!. The ASPX is opened via client side script (into an iFrame) inside a .HTM file...more >>

Hi! I have a base class called ListBase.vb, from which I derive EmplList.ascx.vb. In EmplList.ascx.vb I declared a System.Web.UI.WebControls.DataGrid. Now I want to add functionality to the base class ListBase.vb that can access the DataGrid object. How can I accomplish this "backwards" inher...more >>

I am try to set the text of the drop down list item as ListItem li = new ListItem(); li.Text = " "+"MyValue"; myDropDown.Items.Add("li); The intent is to add a spacing in front of the text. Its not doing what I am trying to do. The text shows up as "&ampMyValue" How can this be ac...more >>

Hi, does anybody use remote scripting on your asp pages? I want to upgrade to asp.net but I cannot include the remote scripting because I'm already using VB as a server language. Any ideas? ...more >>

Hi, I am using a FrameSet with three frames. In server code (c# code behind) is it possible for a page to call a function in another page of the frameset? I suspect that it is not possible but it sure would be nice. Thanks for your help, Terry ...more >>

I have a function that returns a datareader. The problem is that in the function's FINALLY I close the datareader and set it to nothing. But, BEFORE the Finally I "Return" the datareader (in the Try). The problem is, by the time it's "returned" it says I already closed it. Any ideas how I can...more >>

Hi Why cant i see my webform buttons in de IE???? thanks...more >>

I put a break point in the Page_Load function but when I tell it to run till breakpoint, a little question mark appears inside the breakpoint stop sign and the popup says that the breakpoint will not be hit because there are currently no symbols loaded for this document. What does that mean...more >>

Hi Guru, I am just about to study CR.NET. At the moment, I don't have any clue about what I could do with it. So that is why I am asking a few questions here. First of all, we have .NET. does it include CR.NET license or should we have to buy CR.NET license seperatly? Secondly, is it f...more >>

Hi I want to pop up a little window (sort of a message box), so I call MessageBoxA function during postback, and I get "error on page" icon. What's the way to popup a new window? Thanks! public static void MessageBoxA(string message) { HttpContext.Current.Response.Write("<script lang...more >>

What is an effect way to prevent users from viewing a webpage directly by typing in its URL? For example: If a default page is set up as a login screen with user name and password. The user types in correct information and clicks the submit button. The next webpage comes up, displaying it...more >>

Hi, I have a C# asp.net app. My validators all worked fine on 2000, and now I moved my app to 2003 and the validators are not working. I added if(!IsValid) return; as a workaround to my buttons for now so it does it server side or whatever but I still would like this to work. I saw in anot...more >>

At a certain page in my web app I'm entering users into a Queue for processing, how can I do a server push (like the expedia 'searching for flights' screen) that can display a progress page then update when the users. Note: I'm not interested in client refresh. Thanks, Stan ...more >>

I have Visual Studio.Net installed and have been using it. However, I want to start converting some old asp solutions to aspnet. Is this going to be possible using XP Pro with SP1? Anyone know of any good examples of this anywhere? ...more >>

I need to store many parameters for a web app. I remember with aspp they used to reference a file named global.asa (I believe). Is this still the case with aspnet or it is something different now? Anyone know of any good examples of this anywhere? ...more >>

Hello, is it possible to access client files in VB.NET? What? I have doing that but it isn't good (VB.NET take file on pc server and not on pc client): (thanks) Dim fichier As StreamReader Dim name As String fichier = File.OpenText("C:\liste.txt") name = fichier.ReadLine() Response...more >>

Hello, I am looking for a sample that can get links out of a webpage. Can some body help me? Thanks! ...more >>

Hi Frens, I've made a class library project in Visual Basic using visual studio.net 2003. Now after i m done I copy the dll from the \bin dir. of this project to my web application project using ASP.net 's bin dir to use it. and Then I am trying to use this dll in my .aspx page but it gi...more >>

I am trying to use a relative pathname to connect to a Database in a folder in my wwwroot directory. However, when I test the connection to the database, I get this error: 'C:\WINNT\system32\Database\CBSWeb.mdb' is not a valid path. Make sure that the path name is spelled correctly and that you...more >>

Hi every body, I have a simple question: How can I see a ASP.Net project in my machine, I mean see this http://localhost/ProjectName? in the browser, I have the IIS alredy installed, what else I need to do? Thanks a lot for the help....more >>

I am a programmer and needing to explain what is need to the tech side of the house what is needed to run asp.net pages on the server. From what I can tell you need the .net framework and asp.net installed on the server. I think the .net framework was installed as part of an update and p...more >>

an alternative to Crystal? Does anyone know of something that will create simple reports like Crystal? export to Excel and PDF? Thanks. ...more >>

I have a dropdownlist in a column of my datagrid. When the user changes the value in the ddl, I want to fire off OnSelectedIndexChange event and do an update based on the id held in a hidden column of the grid. But I cannot seem to get to that cell info from my OnSelectedIndexChange pr...more >>

Hi, am not a ASP.NET programmer, and it seems that i have to learn web development, so i need help learning java script. any links to some good sites would be very helpfull. thanks ...more >>

Hey guys, I created a little user control that is basically a table with a login and password field. I have this control on all my pages, but I want to hide it or show it based on whether or not the person viewing the page has logged in. I can't seem to get it to work. I put a conditio...more >>

I would like to have my ASPX page call a function intended to make changes the the current Page.Response.Cookies. I had thought that to allow the function to modify the Cookies, I would have top pass the collection by REFERENCE. But I am getting "A property or indexer may not be passed as an...more >>

What are the VB.Net equivalents of the VB6 "Class Initialize" and "Class Terminate"?...more >>

Hi, I have an asp server side checkbox as below. I have a page where users can edit their user record. I set this checkbox to true based on a value in a database. <asp:checkbox id="chkTest" Runat="server"></asp:checkbox> If the user unchecks the checkbox and submits the page I upd...more >>

Hi - I have a datagrid that has a black header and the rows alternate white and gray. The problem is that until items are added to the grid, the grid appears as a large black rectangle, which is quite ugly. The black area is larger then it is once an item is added. How can I solve this pro...more >>

I am using WebClient to download a text file from the net every 2 minutes. The problem is that I think I am reading the file from cache since when the file is change I still get the old file. Here is my code: Dim myWebClient As New WebClient() Dim responseArray As Byte() = myWebClient.DownloadD...more >>

Hello, How use a variable Javascript in a fonction VB.NET? (Variable Javascript is executed in page_load but fonction VB.NET is executed in asp button on_click) IS it possible? Thanks you. ...more >>

I instatiate an object first time when an asp.net page loads. But when the page reloads after Post Back, I get an error saying the object does not exist. What do I need too do to make object persistant on server? Help appreciated....more >>

Hi, I have a C# asp.net app that sent mail fine on server 2000 or win 2000, but now I moved it to our new 2003 box, and it's giving me "The 'SendUsing' configuration is invalid" This is the code now... MailMessage mail = new MailMessage(); mail.From = from; mail.To = email; mail.Sub...more >>

Variable scope doesn't make sense to me when it comes to Try Catch Finally. Example: In order to close/dispose a db connection you have to dim the connection outside of the Try Catch Finally block. But, I prefer to dim them "on the fly" only if needed (save as much resources as possible). A lit...more >>

I created an ASP.net form with an editable datagrid on it. I can create new records, and update and delete existing records. The problem I have is that I want a field in the grid to be editible when I'm editing a new record, but disabled when editable an existing record. Any ideas Mark...more >>

Hi I need to Print asp:datagrid with formatting, which will avoid my writing of crystal reports and can directly print with click of a button. I do not just want to print the current page, I want to print all the pages in that datagrid, as I have used paging in the datagrid (there is an ...more >>

We have written an ASP.NET application in VB connecting to a SQL Server database. It is run across an internal network at a client site, with around 30 users on the site. They open the application each morning an over the course of the day it gets slower and slower. If they close IE, open a new ...more >>

When editing a datagrid (C#) I need to know if the user changed the value of cell AND what the previous value was. Is this possible? If so how do I get the previous value or at least if the cell has changed? TIA Blake ...more >>

I am new to .net technology. I have a home page built for my company using asp.net. On the bottom of the home page I want to embed a "dilbert comic strip" which is gif format. I have the strips in the directory c:/dilbert/"then by year for sub directories". I would like to have the page...more >>

Hi I need to Print asp:datagrid with formatting, which will avoid my writing of crystal reports and can directly print with click of a button. any kind of information is appreciated Thanks Paresh....more >>

Hi, I have an aspx file that creates a custom class object and calls a method which should return a DataSet. It throws a: Description: The application attempted to perform an operation not allowed by the security policy. To grant this application the required permission please contact your ...more >>

I would like my web app to open a new browser window, similar to a standard target="_blank" form tag. The new page must preserve Session information, and have control passed to the Form_Load event. I have tried Server.Transfer, Response.Redirect and setting the form target to "_blank", b...more >>

In the code, how do you reference the web directory that the files sit in? Thanks ...more >>

My ASP.NET is running slowly so I build it in release mode to check real performance. However when I run my app throught IE there seems to no difference in performance. Do I need to copy files somewhere or do something else?...more >>

Hi, I'm using a button, generated in the code behind: Dim button As New System.Web.UI.HtmlControls.HtmlButton button.Attributes.Add("value", "I'm a Button") button.Style.Add("width", "100px") Page.Controls.Add(button) The width statement works properly but setting the text on the button...more >>

?????????????????????????????????????????????????????????????????????????= ?????????????????????????????????????????????????????????????????????????= ?????????????????????????????????????????????????????????????????????????= ????????????????????????????????????????????????????????????????????????...more >>

HI, I am using System.web.mail class in my application to send mails. I am using SMTP server for the same. I can send mail to the intranet addresses, But when i send mails to Hotmail or other domains the mails are not sent. What should i do for the sending mails to hotmail and other a...more >>