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all groups > asp.net > november 2004 > threads for sunday november 21

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How to add a new row to a datagrid with values of the selected row
Posted by Suresh at 11/21/2004 11:45:04 PM
I have a datagrid. Datagrid column contains label's and list boxes. Populated seperately from database.( I am not using datagrid.Datasource) User click's a link button in the last column. I need to add a new row below the selected row and populate the row with same value as selected row. H...more >>


'asp' is an unrecognized tag prefix or device filter
Posted by Roger Helliwell at 11/21/2004 11:31:09 PM
Hey guys, Just sat down this morning to continue on a project (using Whidbey) I've been working on for 3 months. To my surprise (which quickly turned to horror) I started receiving the following error on every single aspx page: 'asp' is an unrecognized tag prefix or device filter I'm baf...more >>

trim and pure apparently whitespace strings
Posted by John A Grandy at 11/21/2004 11:23:12 PM
has anyone encountered an apparently pure whitespace string (debug mode mouse-over) that when TRIM'd does not result in a null-string ? how to determine any special characters that may be present in the string ? ...more >>

problem with asp.net apps
Posted by AVL at 11/21/2004 9:19:02 PM
Hi, I'm new to .Net. I've installed visualstudio.net 2003. There were no problems in set up. But my asp.net web applications are not running properly. Sometimes, the Page_load event doesn't fire properly and sometimes the changes in teh web page are nort getting reflected. I've tried to d...more >>

About Cache
Posted by eXseraph at 11/21/2004 9:13:01 PM
In application state, we need to use "Application.Lock()" before we write something into Application["xxx"]. My question is do we need use "Application.Lock()" to LOCK the cache before we write into Cache["xxx"]?...more >>

SQLClient
Posted by Arpan at 11/21/2004 9:09:54 PM
This is a multi-part message in MIME format. ------=_NextPart_000_0012_01C4D00E.72744AC0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable I am trying to retrieve records from a SQL Server 7.0 database table for = which I am importing the Namespace...more >>

cache (VaryByParam) doesn't work
Posted by Dmitry Duginov at 11/21/2004 9:01:15 PM
Hi, I have image.aspx that can accept 3 query string parameters (FolderID, ImageID, Size) and it returns full jpg image or image thumbnail (depending on size). I included the following directive: <%@ OutputCache Duration="3600" VaryByParam="FolderID;ImageID;Size" %> to cache images/thu...more >>

Tag prefix
Posted by blaz.ziherl NO[at]SPAM abraxas.si at 11/21/2004 5:23:55 PM
Hi all, I have two ASP.NET newby questions: 1. what and why are there tag prefixes (example <asp:....)? 2. why doesn't the following code (in VB.NET) render these prefixes? Dim myTextBox As New System.Web.UI.WebControls.TextBox Dim oStringWriter As System.IO.StringWriter = New System.IO....more >>



reference ASP.NET
Posted by James_patageul at 11/21/2004 5:17:53 PM
Hello people, i wanna learn ASP.NET (actually i dev. under ASP3) so i have buy 1 book (application asp.net with vb.net) but on the 14page i read this"this book dont show you the base élément of language(variable,instructions,base classe from .NET) SO it is recommended to buy the book(the ...more >>

remove dups from ArrayList
Posted by DaveF at 11/21/2004 4:56:25 PM
Is these an easy way to remove duplicate values in an ArrayList? -- David ...more >>

FileSystemObject Question
Posted by Patrick.O.Ige at 11/21/2004 4:51:03 PM
Hi, I want to use FileSystemObject to retrieve file names and directory from a drive and manage it through the web browser!I want to be able to upload file to the server and if possible to delete etc.. Any ideas how to do this in ASP.NET.. ...more >>

Need xslt code samples
Posted by Danny Ni at 11/21/2004 2:32:41 PM
Hi, I am new to XSLT, I would like to use this technology to generate HTML texts and present them to users. Most of the source codes I saw in the Internet pass a single XML document into XSLT engine for processing. I am looking for sample codes that can pass multiple datasets/datareaders and...more >>

how to check if a particular session is alive?
Posted by Bob at 11/21/2004 12:37:40 PM
Many single sign on systems can check whether a particular session is alive if it's passed a sessionID via web service. How is this done in .NET if the service app uses InProc session? I can't seem to find anything in the .NET class library that exposes the session collections in an application...more >>

ASP.Net wants FORM everywhere!
Posted by Daves at 11/21/2004 11:42:42 AM
in the old ASP I used FORMs only when relevant. In the .Net architecture they seem to be unmissable because of the Postback functions eg <a OnServerClick="_GoHere" runat="server">Click me</a> Ok but isn't this quite a lot of waste of resources; to use a form for simple navigation? I cann...more >>

Simple OO issue
Posted by Paul W at 11/21/2004 10:38:03 AM
I want to refer to server.machinename in a module (not code-behind a page). If I try: dim uu as string uu = System.Web.HttpServerUtility.MachineName I get a compile error "Reference to a non-shared member requires an object reference". Huh? (If you can also point me to where I can rea...more >>

Converting from ASP 3.0: some formatting and design questions
Posted by Dave at 11/21/2004 9:28:53 AM
I am converting an ASP Classic web site to an ASP.NET application and have some real basic formatting or design questions. (The classic ASP site has both code (forms) and content pages.) 1.When moving a significant amount of content from the ASP classic page (basically formatted text in <P>...more >>

Need help in ASP - how to POST in XML format
Posted by Billy Bob at 11/21/2004 7:50:55 AM
Hi Can someone please help with the following: (In ASP code) After I got some information from the user I need to POST it in XML format to the server NOT MY SERVER - a server at https://xxxx.xxx and to reveive the response. Please let me know how to do it. THANKS !!!!! ...more >>

ASP:button Does NOT fire
Posted by RUIZCJ at 11/21/2004 7:22:18 AM
Hi, I'm at my wits end!!! I have the following code. The submit button works on my home computer but when I copy the dll and the ASPX file to my host provider, the button does NOT fire. TIA RuizCJ <%@ Register TagPrefix="uc1" TagName="_Footer" Src="_Footer.ascx" %> <%@ Page Language...more >>

Form authentication & Custom Principal implementation
Posted by ldebliquis NO[at]SPAM cpexpo-dot-com.no-spam.invalid at 11/21/2004 6:56:43 AM
Hello, I am currently playing with form authentication & role based security on a web application. As seen in the starter kit Time tracker, I setup a custom identity class (CustomPrincipal) because i wanted some extra info about the current user, i need this extra information to be avail...more >>

help please .Communicating with devices? using c#.net
Posted by Raghu Raman at 11/21/2004 5:29:39 AM
Hi, from my aspx page(c#.net) if i press the button , i want to connect to my camera/vedio to take the picture . I 've no idea for this but i want to do.i hope those should be done in the client side.Could u please provide me a link/advice regarding this. With regards a drop in the ocean...more >>

script not working for asp button
Posted by Raghu Raman at 11/21/2004 5:29:35 AM
hi, In my aspx page i have some textboxes & a asp web submit button.if i write a script code in javascript for that buttons click() event ,it tells the error.but the same code works nice for the html button. i want the click() event to be fired for the serverside submit button also. could u ...more >>

webcontrols
Posted by sara at 11/21/2004 4:25:01 AM
I download IE webControls and i run it and i run batch file but there is no dll in the built folder and none of author folder ...more >>

Response.Redirect error
Posted by itgMan at 11/21/2004 12:19:02 AM
hi all, i have recieved this error from a page that was running so fine for about 1 year, and this is the first time this occurs , can anybody help me to know the reason .. the error is : Cannot use a leading .. to exit above the top directory it is generated from a page that is ex...more >>


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