Why I was unable to hide the previous button in the following code ? private void ButtonClick(Object sender, System.EventArgs e) { Button button = (Button)sender; Button previousButton = (Button)Session["previousButton"]; if( previousButton == null ) { // keep th...more >>

Hello, I'm looking for a shopping cart/store front product that I could integrate into my ASP.NET site. Does anyone have any suggestions? It has to be flexible enough to handle changing the look and some sort of API that I could program against. Thanks for your suggestions!...more >>

Hi, Is there a way to programmatically set the validateRequest attribute of a Page? What I would like to do is check the version of the framework and add validateRequest = False if I'm running on .Net 1.1 Regards, Shaun. ...more >>

Hi Friends I have collection class implementing from IList. Problem I am facing is I am not able to put this object in ViewState(though it is going in Session). When I try to do this it gives error like -- "The type 'IListStuff.PersonCollection' must be marked as Serializable or have a T...more >>

I haven't found a good example of how to use this button for the purposes of opening a new web page. Scenario: User clicks ImageButton (which points to my RSS file) and a URL open sort of event occurs. Anyone ? -- Paul. ...more >>

I am having some trouble referencing an Application("myVar") variable = from within a module.vb file on my ASP.NET site. According to the documentation I should be able to reference = System.Web.HttpApplication but it does not seem to like that one bit. =20 I also have a MSXML2.DOMDocument30 d...more >>

I have the two subs: Sub UniqueHits() Dim StrSQLQuery As String Dim ObjAdapter as New OleDbDataAdapter() Dim ObjDataSet as DataSet StrSQLQuery = "SELECT * FROM Browser WHERE IsUnique = True" ObjAdapter.SelectCommand = new OleDbCommand(StrSQLQuery, ObjConnection) ObjDataSet = new...more >>

I noticed that the SessionID is now a complex string instead of a simple number as it was under ASP. I believe it could be because when session variables are persisted ot the database, reusing a number should be avoided to prevent picking variables used by a previously abandonned session. T...more >>

i have an asp reapater and the code to display the repeater item looks like this <ItemTemplate> <tr class="datagriditemstyle"> <td width="400"> <a href="<%# "http:\\" & Server.UrlEncode(Container.DataItem("RefSiteName"))%>"><%#Container.DataItem ("RefsiteName")%></a> </td> <td width="68"><%...more >>

Hi, I wonder can we rename a file that on the server ? it is a file that will upload by user, then later on, the file will need to be rename. Is this possible ? and if yes, how to do it ? Thanks. ...more >>

Like its possible to find IP address of a visitor in same way is it = possible to find the visitor's PC's MAC address? -Regards,...more >>

I get various errors when I try to use email on the machine I have. XP professional. It works fine on another machine with NT 2000 server. Below is the code: 'BEGIN CODE Dim oMail As New MailMessage() With oMail .From = "mypc@baxglobal.com" .To = "ceckman@baxglo...more >>

Hi, Based on the session timeout, session will be expired. Timebeing , we are manually checking in the each page, whether the session is expired or not, If so,we are redirecting to common login page. Is it possible to avoid it by specifying the common login page in the web.config file? if so ...more >>

Hi... Some how I'm facing trouble Saving A Bitmap(I Dynamiclly creat in my Page) Co's Every Time to Started to save the Image.. The Only thing that Appears in my Page is the Image Alone And If I tried to asdd any Control Around it Nothing appears bitmap.save(Response.OutputStream,ImageFo...more >>

I'm storing a list of widgets in a database. The list changes infrequently (twice per week at most), and is relatively short (200 items at most, with very little detail per item). A small subset of all possible widgets will be displayed on a page (using VB.NET/code behind). I plan to populate a c...more >>

I want my webform to create a file on the users machine. How can I do this? I tried this but it doesn't work... Dim strFileName As String = "C:\Temp\MyFile.ABC" Dim sw As New StreamWriter(strFileName) sw.WriteLine(lblStartRun.Text) sw.Close() ...more >>

Hi, Anyone had any experience creating a clickable bar graph? I've been asked to create a report which shows each day of the month. Clicking on a day drills down into that day's data etc. Thanks, Andrew ...more >>

Hi folks! I have Framework 1.0 installed and I would like to point to registry from my Web.config file: <connectionString> <add key="password" value="registry:HKLM\Software\Foo,password" /> <add key="userID" value="registry:HKLM\Software\Foo,userID" /> <add key="initialCatalog" ...more >>

Hi folks!!! Where I can find (if exist) a good and free manual for visual studio.net? Thanks to all ...more >>

I'm trying to add a asp.net page which will act as a contact-me e-mail form to keep our e-mail addresses hidden from page visitors. I've created a combo/drop down box listing our various departments, then added textboxes for the user to fill in their name, phone number, e-mail address and mess...more >>

Hello, in one of my pages I have an include: <!--#include file="console.aspx" --> Now...Inside console.aspx, I want to be able to find the name of the page that included it. This is because I include console.aspx in every page... Thank you!...more >>

Has anyone seen the following error? My application was working fine and this error just showed up this morning. Any help is appreciated? [ApplicationException: Access is denied. ] System.Security.Principal.WindowsIdentity._ResolveIdentity(IntPtr userToken) +0 System.Security.Princip...more >>

I have a custom file type ("PWA" extension.) It's just a text file with some text created by the web server. When my web page redirects to one of these pages I want to auto launch a local app. (This action similar to PDF files. When I access a PDF file in IE it opens it automatically in Acr...more >>

Hello, I want to request form variables on a remote server. So, let's say Yahoo home page has form variables, is there a way in asp.net to request the data from Yahoo Thanks,...more >>

I have a .net website working on my local machine but when I copy the files onto the server (NT), none of the response.redirects work. The framework is installed and I cannot figure out why it is doing this. Any ideas ? ...more >>

Hi al, An error is thrown in a certain aspx-page; let's say page1.aspx. As a result of the Web.config seting for errors the user is redirected to error.aspx because of the (unhandled) error in page1.aspx. I want to process the stacktrace of the error that was thrown in the page1.aspx or any ot...more >>

If a user is viewing an ASP.NET page in the browser and presses Enter, the first button the page is "pushed" even if not selected. We are finding the novice users are pressing Enter (thinking it will bring them to the next field) and getting very confused. Advancing to the next field would be ...more >>

I have a international web app and need to change the page title at runtime. I was going to create a function to get the name and call it from the page. Is there perhaps a another way to manipulate it? Thanks, Sam I Am ...more >>

I've written this code in the global.asax.cs file of my project: void Session_Start(Object sender, EventArgs E) { ... } but it isn't executed. Do I have something wrong or missed? Thank you very much. ...more >>

Hi There, I've been using asp:listboxes for a little while and see that they are very useful for both DataBinding and adding listitems to. I was wondering whether anyone knows if its possible to get them to output <optgroup> tags as well. I need to group my list items using them, but can't ...more >>

Hi folks, I have a very small image(1x1 pixel) that I want to put in a table cell, since the cell is undoutedly larger than the image, I want to stretch the image in order to fit it in the cell. But the problem is, the table cell is kind of dynamic. Does anybody know how I can get the height an...more >>

Hi, What's is function to get the GUID? Thanks, ...more >>

How can I upload a file to a ASP.NET page without having the stream eating up memory without using a 3rd party component? How can I download a file from a different webpage without eating up memory without using a 3rd party component? Files that are just under 2 Gig. Using FTP is not an...more >>

I am experiencing difficulty access a mapped network drive in an ASP.NET application. While using the .Net framework v 1.1 implementation of System.IO.Directory.Exists(), it fails to recognize a mapped network drive. This is true if the path specified uses a mapped drive letter or is expres...more >>

Hi, I have a textbox and a listbox in a User Control When I click on a line in the listbox I populate the text box. This works perfect. No, on the page that has the UC in it, I also have a submit button. When I press submit, the textbox gets cleared, but if I enter something again a...more >>

Hi. After a while I finaly discovered how to use HyperLinkColumns. What I can't find is how to send mote than one "value" like page.aspx?id1&id2!!! <asp:HyperLinkColumn DataNavigateUrlField="InvoNo" DataNavigateUrlFormatString="Invo.aspx?Id={0}" DataTextField="InvoNo" HeaderText="Invo No."...more >>

I can understand that one wouldn't be able to run a full-fledged web server from XP Home, but is there not a toned-down version of IIS/ASP.NET a developer can use on XP Home? I just bought a new computer to do some ASP.NET development, but ran across http://www.asp.net/download-1.1.aspx?tabind...more >>

I am using Session to capture my login name and this session is checking on every page that required login. However, there is a problem that the session is expired too fast! When i jump to another windows, then go back to the page that i have developed, the user is required to login again even l...more >>

It was working before today????? I get this error.... Auto-attach to process '[2876] aspnet_wp.exe' on machine 'xxxxxxxx' = failed. Error code 0x80070057 (The parameter is incorrect. ). --=20 ______________________ David Fetrow HelixPoint LLC. http://www.helixpoint.com davef@helixpoin...more >>

Sad to say, i have developed several B2B web apps using ASP fo rnearly 5 years now and there is on area that i still don't have a grasp on. Why do you make references? Better yet, what happens if you don't. Here is an example. For some reason, I couldn't get my latest creation to send email. Wou...more >>

I have set the date during the form loading: MyDate.SelectedDate = DateTime.Now(); // 08/08/2004 But it's now showing by default. I need to navigate to 2004 August, and then I can see it. How to set it as default date? Thanks.. ...more >>

excusemi for bad speak english! when i try connect to table with name telenom.dbf asp.net generate the folowing error: ---View 'TELENOM' has not been defined in catalog 'C:\Documents and Settings\hadi\Desktop\telenom.dbf'. SQLSTATE=42S02 --- ...more >>

Hi, I've a simple web form (webform1.aspx) with a text box & button. The click event of the button appends the value of the text box to the URL and redirects to webform2.aspx. This then gets the value of the text box from the query string. I'd like to keep validateRequest=true to pre...more >>

I have an ASP .NET page with three DataGrids. On one of the datagrids there are several vaildators. On another grid there is a button that does something else (changes data in a database). The problem is that that button causes the validator for the other grid to fire, as they are on the same...more >>

Hi, Could someone please point to to a tutorial / code for dynamically resizing images on upload, THEN saving to disk on the webserver. I need users to be able to upload images to my server, but they will not be aware of optimising graphics for the web, if someone uploads a 300k 640x480 jpeg fo...more >>

Hi,=20 Is there any easy way to have a condition in a repeater? I would like to do something like this (of course this=20 does not work): <asp:Repeater id=3D"rpt" runat=3D"Server"> <ItemTemplate> <%# if DataBinder.Eval (Container.DataItem, "MyField").ToString() ) =3D=3D "X" {=20 ...more >>

I have an application where IHttpModule is catching all ASPX requests and transfer them to correct ASPX page using HttpCurrent.RewrutePath ( like DoNetNuke is doing). The problem i have is that if default page is assumed (default.aspx) then IIS give 404 without forwarding to ASP.NET engine. ...more >>

I developed my pages on my test station and they work fine. However, on my production system they do not work, but no error messages. THey seem to work, but certain functions don't fire. I would like to debug the production server from my test station. How can I do this. I use VS 2003 Pro....more >>

Okay, get ready for likely the most ridiculous question that has ever been posted. Crystal Reports does not work in my situation. I have custom classes with nested references to each parent...blah blah...Crystal (and datasets for that matter) are no solution for my reporting needs. ASP....more >>

Hi, I would like to share cache information among different applications(ASP.NET applications with its own virtual directories) in IIS 6.0.As the Cache is per application basis,how can I achieve this? I know web services is an option but I security may be an issue. Any help is apprecia...more >>

Hi folks, I have some problems with ASP.NET Session State. The following simple program runs well if the Session State set as "InProc". If I switch to "SQLServer", the changes, made by the second thread, are lost. Any idea? I use VS.NET 2003 on Windows Server 2003 with hot fixes (as of...more >>

Hi, in trying to discover why my RegisterStartUpScript wouldn't work (I do NOT see it in the HTML source), I looked at the HTML source of a page where I do an XslTransform. First, I get the transform results as expected, beginning with <html> and ending with </html> but then I see the followin...more >>

Does anyone have any ideas how to open a new web browser window in .NET? I'm using ASP.NET with VB as the code behind, and after some (server side) validation code may need to open a second browser window. Any help gratefully received. Cheers Stu. ...more >>

Hi I have a majorly annoying problem. I am using Visual Studio .Net with SourceSafe/SourceOffSite. If I try to edit a file that is checked in it will prompt me to check out the file, great. However it won't do this for User Controls ?! It will just allow me to write over the file. Is there...more >>

I'm trying to post data in ASP.NET using the GET method for the form rather than POST. I've disabled viewstate on all the controls and at the page level but I still keep getting _Viewstate in the URL. Is there any way to control aspx pages so they display tidy querystrings without all th...more >>

hi - I'm now a .NET convert - having come from the Perl world... I've been doing/thinking asp.net for a while, but am still not happy two things in particular - any advice/opinion appreciated: 1) it seems difficult to abstract 'page level' coding. eg - nav bars - I would like to split ...more >>

HOW TO TURN $6 INTO $6,000!!!!!! READING THIS COULD CHANGE YOUR LIFE! PLEASE READ ALL! I found this on a bulletin board and decided to try it. A little while back, I was browsing through newsgroups, just like you are now, and came across an article similar to this that said you could make ...more >>

I am new ASP.NET so please help me in clearing my doubt I have got a DataGrid into which i am retrievinh few column of a table from a database. I have used Edit,Update,Cancel column to edit and update the row . I am able to edit a row but unable to update it to database? How should i upda...more >>

Hi, I've just had win xp pro and iis installed on my computer. My problem is I haven't been able to view any pages when I type http://localhost . All that comes up everytime is 'Page cannot be displayed.' When I click on an individual asp file it comes up as 'under construction'. I've chec...more >>

I normally try to post more helpful subject lines. But in this case, after tons of development, my app suddenly works no more. Here is the message: I get this on the page postback when it dynamically builds the controls based on the value I select in a drop-down list. It is inconsistent. Som...more >>

Hi all who knows an easy way to transfer data about the client sides sreen resolution to my asp.net application? Thanks for help Jenny...more >>

Hello, When I set a hyperlink server control's NavigateUrl to Webform.aspx?a=0&b=0 it outputs Webform.aspx?a=0&amp;b=0 as the href. Is there a reason for this url encoding? Is there a way to have it not do this? Thanks! ...more >>