Hi there, I have the following INSERT statement: fieldOne is of type int fieldTwo is of type date In MySQL, both are allowed to hold null values. Now, I try to insert regular data into it: INSERT INTO myTable (fieldOne,fieldTwo) VALUES(3,'2004-05-18') NO problem there. But what...more >>

Hi I wanted to know if there is any way we can get the number of times a url is clicked by the user with the query string parameters I want to cache the page. I need to know at what time a user types a url (with querystring Thanks in advance Srini...more >>

The following code does not work: I trying to connect to oracle Whether the oledbdataadpter does not support multiple queries for oracle Thanks in advanc Ravi dim oledataadapt as OleDbDataAdapte oledataadapt = New OleDbDataAdapter("Select name_id,name from table1, Select Super_id,supe...more >>

I would like to run a record count script every sunday night. Like scheduled tasks in windows Can a aspx page or a web-based page do that? I'm using a hosted server, i have no access to IIS or install anything on the server. It seems to me that someone has to click/load the page in order to ru...more >>

I am having problems with displaying central european letter(croatian) in my ASP.NET project, how can i fix that ? thnx ...more >>

I have a situation where I have renamed a HTML Label from "Label1" to "lblResult2 in an aspx page. However when I write code in the code behind module the control name "Label1" still appears in the intellisense list and I get the error "System.NullReferenceException: Object reference not set to ...more >>

Hi all, My web form creates & displays dynamic controls when a user clicks a button (code below). No problem. But how do I persist a new control? Every postback destroys the object never to be seen again. Dim MyNewImageButton as New System.Web.UI.WebControls.ImageButton : Private Sub Butto...more >>

i have a dataset object i put on my webform, i fill the dataset, bind it to my grid. the grid displays with my data. i put a button with no code in it, but just to have it force a postback. every time this happens, my dataset is set to nothing for the fun of it, i created 2 datasets and left on...more >>

How can i find an element of radiobuttonlist control in javascript for client side validation which is not browzer specific?...more >>

Using asp.net - is there a way to have a link to a pdf.file - that will auto refresh the pdf file before it opens. Thanks Dave ...more >>

Hi, I have tried Response.Redirect("http://intranet", True) and Server.Transfer(http://intranet) but in both cases the new page is not opened in a new browser window, but in the same window as my aspx page. Is there another way to popup a new browserwindow? rg, Eric ...more >>

Hi, I am using vb.net and I would like to define one of my function parameters to have a default value of null (in this case an sqltranaction object) however I am having a great deal of trouble doing this. my (incorrect) function declaration is below and I would appreciate somebody pointi...more >>

Hi there, Just wondering, if there is any way to have a dynamic / unspecified size of an array? It obviously needs to be updated, deleted etc. The only way I thought is by making the array massive at the start? Any other ideas? Apparently Hashtable, ArrayList etc are useless as they all tak...more >>

I have three Tables Table1 .. which has Child records in Table2 which further has child records in Table3. Now i was thinking to Have a Datagrid for Table2 and then There should be another child Datagrid for each Row of Table3.. Can i do it?? also how to HIDE the second Child Grid.. ...more >>

Hi, How can I use validation controls to check max length of string text boxes? Thanks, Alan ...more >>

Hi, I have the following stored procude in a MDB database: SELECT Id FROM Users WHERE Email=@Email I want to get the return value "Id", I'm trying to use: Dim param As New OleDbParameter("Id", OleDbType.Integer) param.Direction = ParameterDirection.ReturnValue ...more >>

When you type a quote in a name for example, the database is returning an error... Now i only check the name field and replace every quote to \' Is there a simple thing to replace all special characters with something that can be inserted into a database? I'm using asp.net with VB, and a...more >>

Hello everyone, I'm writing a web form to upload files. The page contains a number of tables to maintain the design(which VS.NET complain at the begin, but I resolved all of them later), a few HtmlInputFile object and a submit button. When I press the button, the code behind will save the ...more >>

I'm trying to write to the application error log in a user control and am getting the message that the source property was not set before writing to the error log. I'm having trouble tracking down the cause of the error. Any help, please? Buz ...more >>

Hey, What are the usual ways to encode a sql string for safe insertion into the db? Are there handy functions like php's addslashes, etc? or should i use the Regexp, or string.Replace functions? Cheers Chris ...more >>

In these 2 snippets, "user" references 2 different things in my app: ------------------------------------------------- Dim ident As System.Security.Principal.WindowsIdentity = System.Security.Principal.WindowsIdentity.GetCurrent() Dim User As New System.Security.Principal.WindowsPrincipal(ident)...more >>

I have a module where I have common routines. When I want to use it I place the following on top of the sompage.aspx.v imports Mycode.CWPS.CWPSCod I then call a routine that I want to use. Here's the question: How do I get reference to the session of the page that called me. What I currently...more >>

Is it possible to retrieve a user's log-in name from AD when they visit a particular website? I'm wanting to store exactly who clicked on certain links and when they clicked them. Is this possible? I know very little about AD, so any help would be appreciated. Thanks! :) ...more >>

Hi, Could someone please tell me how to generate a pop-up window? On my web form I have a button, that when clicked, converts the selected ..pcx file into a .jpg, and I would like to display the converted file in a new browser window. Thanks, Steve ...more >>

Hi, Can someone please point me to any source of free templates for an asp.net web site and how to use them ? I'd like to use a template/theme for a web site that basically needs to display some forms to feed data into a db and display reporrts based on info. retieved from a db, using menus. ...more >>

I just implemented a page that performs a Response.Redirect(url, true). As such, I wrapped it in a try catch, and explicitly caught a ThreadAbortException. However, the thread abort exception was still thrown at every catch block above the try/catches level, as well as at the *same* level as the...more >>

Hello, How do I print a web form as soon as it is displayed, without any user intervention? Thank you, Catalin ...more >>

hi all pls help me here. I am trying to retrieve images from a sql srv and want to populate a datagrid with the image or a picture box equivalent. after running the sqlcmd it may return many pics and i need them to be listed in as pic inwhatever format. The image is stored as image type. i ...more >>

i am querying a database and displaying rows of search results on my web page. the first column of each row contains a <linkbutton>. when a user clicks this <linkbutton> i want to take some values of other columns in that particular row and use them in my code behind. i know that i can achiev...more >>

Hi all. I understand that this question is not exactly related to the topic of this newsgroup but... I have done a lot of asp.net work for the past two years but never needed credit card processing to be implemented in web application. Now I develop a web based service app that has to charg...more >>

Hello, I have developed an ASP application using VBScript which now has to be moved to another server which is running ASP .NET Framework 1.1 My question is, approximately how much of my code would I have to change to make my code work on the new server. Thanks. ...more >>

OK, never mind my last post. It was easy enough to refer to the table the repeater is bound to, but I made a big, incorrect assumption in that post. In my last post I thought I was successfully getting values from the textboxes in my repeater. It turns out I am not and I can't see what I'm doi...more >>

I am wanting to set the innerText of an html element during the Page_Load event. I know how to do this by using runat="server" and everything. The difference is that since I want this same operation to happen on every page, using data stored in the web.config file. How can I get this operati...more >>

In asp I could redirect to a page with a named/value pair ("www.foo.com/home.asp?error=101" Inside of the asp I could add the following code to trap for any errors < s_error = CStr(request("error") if s_error <> "" the s_error_messag select case s_erro case "101 s_err...more >>

I have a DataGrid nested within a DataList. The DataGrid generates LinkButtons with specific CommandName values. I cannot figure out how to trap this event. I need to know which DataGrid LinkButton was selected. Thanks in advance....more >>

Hi Everyone, i am using a ASP: DataGrid control in the page and for each row i have a Delete Button Column. Every thing works fine. But now i want to add a Java script confirmation check for the user that Delete has been selected and are they sure to continue. I have already used this Attribu...more >>

Hi, How can I change the duration of user control's cache inside asp.net's C# code? Any help would be apprecited, Alan ...more >>

Hi, I have to generate dayly reports from the database on my website. What is the best approach to do this? In Unix I would use the Cron, but how to do this on an Windows Webserver. The problem is that I use shared hosting and have no access to scheduled tasks. Thanks in advance, Ben ...more >>

I have an ASP.NET web page that displays about 16 dynamic images using an HttpModule handler tied into16 Image controls. When the browser tries to display each image, it attempts to display all of them at the same time which causes IIS to fail on some of the requests because there are too many ...more >>

Anyone knows a free cms? ...more >>

I want to check if the user login the system or not before using the = application. I want to use one aspx file for doing this. I know how to = include this aspx file, but I don't know how to write code for doing = this purpose. Please suggest Million Thanks....more >>

I created a web form and dropped a table in there called resultsTable. This also resulted in the following being added to the Webform1 class: public System.Web.UI.WebControls.Table resultsTable; I can easily add rows and columns via C# programming from the WebForm1 class. However I canno...more >>

We are trying to export a datagrid to excel but we are using forms authentication and when we change the ContentType = "application/vnd.ms-excel". the page that is sent to excel is out login page instead of the datagrid. For some reason our authentication cookie must get deleted. Any ideas....more >>

When I deploy my web application (VB.NET), the response time kills me when each module is accessed. It frequently throws me back to my error page, or simply returns a user back to the login screen. Is there any type of utility that I can run against the website that would re-build these modul...more >>

I have a problem which most people may find weird but please stick with me :) Is it possible to execute a c# application held in a memory buffer (a string) without first saving it to disk? I need to receive the code from a remote website over SSL and then execute it from memory. Basically I'm...more >>

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Hi All, Is there a way to modify AppSettings key values during installation of a web app using a web setup project. Thanks in advance. Neelima ...more >>

Hi, I move one off our Asp.Net web site from Windows 2000 Server to a Windows 2003 Server. The way I did is copy whole site to the new server and create a new web site pointed to the folder. But I get a problem: the sorting function embedded in DataGrid doesn't work on W2003 Server, and I...more >>

Hi People, I have an aspx file, extremely simple, it only contains a label and a button. When I view the page in IE, only the label is visible, not the button. Its being served by IIS5 on W2k. The browser is IE6 on XP. I'd be grateful for some help to get me over this first hurdle. Tha...more >>

greetings im having problem with adding to values in as the sample code : <% = Request("Travelling") + Request("Photographs") % Let say travelling is 3 and photographs is 4, i get the answer 34 Please guide. tq in advance ** anyhow the same code works fine for all the other operators like "...more >>

Hi there, I have an windows .net UserControl which is hosting Visio COM inside. The control have to be hosted in IE and in that way used on the clients' machine. So, my problem is that I got SecurityException because of control trying to reference the local Visio COM for which does...more >>

There are a number of possible causes for viewstate errors, but in the past month, I've seen four cases where the Checkpoint "Next Generation" firewall caused this error. Here are the details: This "intelligent" firewall can perform a cross-site scripting attack check when you tell it there's...more >>

Hello, I am trying to add an EditCommand Button to a datagrid. If I programmatically add the button, like this: Dim eb As EditCommandColumn eb = New EditCommandColumn With eb .ButtonType = ButtonColumnType.PushButton .EditText = "Edit" .UpdateText = "Update" .CancelText =...more >>

Is it possible to search through documents (like .doc .xls. .txt files) for specific content, on the server using asp.net (vb.net)? Best ones, Christina N ...more >>

In my page load, I have the following DropDownList.Attributes.Add ("onblur", Page.GetPostBackEventReference(this, "Update")) The page itself implements IPostBackEventHandler (I don't want a custom control) as #region IPostBackEventHandler Member public void RaisePostBackEvent(string eventArgu...more >>

Hi, I'm trying to develop a dotNet application that generates a Word2003 document. This is part of my code but it launches an exception, If oApplication Is Nothing Then oApplication = New Word.ApplicationClass End If oApplication.Visible = False oAppl...more >>

We are using a custom guid generator with encryption, the problem is sometimes pages will blow up when accessing this value through a post or get. The encryption mechanism will sometimes generate the "bad" characters to create this error. We would like to continue to leave validateRequest turn...more >>

Hi, is there any way to find the height of a webform (that is being loaded into an Iframe) from another webform? I'm not sure how to do that... Thanks!...more >>

How can i check to see if a link (file) exist while a web page is loading. If the page doesn't exist - i want the hyperlink to go an error page telling the user the link doesn't exist otherwise they will just go the link which is a pdf file. I'm using asp.net 2003. thanks Dave ...more >>

In VB.NET code examples I've repeatedly seen numbers between 2 curly braces, such as {0}, {1}, etc... Example: Dim str As String = String.Format("Days Left : {0}. Current DataTime: {1:u}. \n String: {2}, Float: {3}", val, DateTime.Now, name, num) What does this mean? ...more >>

I'm looking at this application I've written and it seems kind of silly how many times I open and close a connection to the database. Is there a best practice as far as this is concerned? If I open a connection in the page load event is there any way I can be sure that its closed off? Any th...more >>

when I wantto create a web application with visual basic an error accurred telling me tha "visual studio .net has detected that the specified web server is not running ASP.NET version 1.1. you will be unabl to run ASP:NET web applications or services" can you tell me please what the problem is ...more >>

Hi I am trying to add mouseover property to asp:datagrid in the asp .net page My pag So the output in HTML for a row should look like <tr style="onmouseover=this.bgcolor=#ff0000; onmouseout=this.bgcolor=#00ff00;" Binding is done in C# page ..aspx page code <%@ Page language="c#" Codebeh...more >>

Hi can someone please tell me why I keep getting the following error and how I might fix it ...::ERROR::. Exception Details: System.Runtime.InteropServices.ExternalException: A generic error occurred in GDI+ The line causing the problem is outputImage.Save, but I really don't understand why ....more >>

Issue: I have a remote service executing notoriously asynchronously which I must be able to use from my Compute_Click(...) event handler. The WebForm I have contains only two controls: A Compute button and a Result textbox. I may easily start the asynchronous execution in the Compute_Click eve...more >>

Hi, how can I execute a window.print() (in javascript) on a ASP-button control but only when all validation-controls on the page pass the validation-test. I tried using in the Page_Load() : Button2.Attributes.Add("OnClick", "javascript:window.print();"); It works well ..... too well act...more >>

I am trying to change a dropdown's value through code on a postback but the framework seems to override my changes with the value posted. This only happens when adding controls though code. Here is a code example of the problem: Private Sub Page_Load(ByVal sender As System.Object, ByVal e ...more >>

Has anyone got some generic code that identifies when a session has timed out in ASP.NE If I add a session variable in Session_Start then when the session times out it readds the variable in Session_Start so I can not check this variable I do not know if I will have a login type page where I can...more >>