is there any way to manipulate images in vb.net in asp.net? i have a 280x280pixel jpg file, and want to display it in 2 sizes, 280x280 and 70x70... without having to create 2 files... (actually there are some 100s files, dont want to duplicate them...) any way to use an image class or something ...more >>

Hello, I figured I would just throw this out and whatever response I get is alright. I am looking to get a laptop to do demos of my ASP.NET application, but I am not sure what type of specs the laptop should have. Microsoft's System Requirements' pages are, as always, entertaining ...more >>

Hi I want to use a web form to collect some data as a popup window and set a hidden field in an opener web form by javascript So basically it is kicked off by javascript by an opener web form and on that popup web form there is no submit callback but a button onclick JS collects data and clo...more >>

Hopefully this will be an easy question, newbie here. Is there a simple way to force a periodic postback to a page? I want to simulate a picture slideshow and every five seconds (or so) want to cycle the web control image from one picture to another. I've tried doing a timer control (doesn'...more >>

Hi to All, I am using <% @ OutputCache Duration="60" VaryByParam="none" %> in my usercontrol say "myControl.ascx". This user control has a property say "title". Now am Dynamically Loading this control in "myPage.aspx" like this Control ctl = LoadControl("myControl.ascx"). and then pe...more >>

Hi all, I'm trying to connect to an MS Access database using ADO.NET and C#, but I'm getting the dreaded "Microsoft Jet database engine cannot open the file 'x'. It is already opened exclusively by another user, or you need permission to view its data." Any ideas as to why? I set up a conne...more >>

Can somebody show me how to restore the account step by step using windows XP (I get easily frustrated with XP)? I know it is an account named "aspnet_wp account", but recreating with the same name does not do the trick. I suspect there's more to do with IIS, etc. When I attempt to open an a...more >>

Hi! I'm creating a custom Server Control which implements the method in the subject line (Protected override void CreateChildControls) In here I have the following code: LBL myLbl = new LBL(); myLbl.ID = "MyLbl"; myLbl.Text = objCustomFieldUtil.GetName("custom"); this.Controls.Add(new...more >>

Hi,Good Afternoon. Now my web application need 2 login page. What can I do? how can I modify the web.config to meet the requirement? Thanks a lot! ...more >>

Hi All, I want to be able to save a file from the client's PC on the server. The tricky part is the aspx page is never actually seen by the user. Basically, I have a VB application running on the client PC, it calls an aspx page and passes some data as query srtings, including the full path ...more >>

Hi all, I'm now facing a problem of uploading file greater than 5mb. 1. I'm using the vb.net to create my form, where the form has an aspx.vb code behind. 2. I've added <form id="Form1" method="post" encType="multipart/form-data" runat="server"> in the form. 3. I've added a control <input ...more >>

Getting the following error on my production server whether the file exists or not: "System.IO.IOException: Cannot create a file when that file already exists." Here's the code generating the error (seems to be happening when I try creating a directory) If dirmgr.Exists("s:\blah\" & txt_n...more >>

Hi group, My page consist of few text boxes and a server side button control (asp:button), when i finished editing and press enter key, it will fire up the button click event. How to disable this event till i click or focus to the button? regards, ...more >>

Trying to build my site based on this example. On This line I get error: <%@ import Namespace="ASPNetPortal" %> I found .cs file with this class, but that directory has bat file as well. Does it mean I have to compile DLL to use this class?? If not, how can I approach it? ...more >>

Hi, I am new at ASP.NET, and I need some help from you. I am started with a first example got it from MSDN related to the Studio.NET, I am going through the example step by step. The example is easy and simple which is about how to display data from database (Pubs) on web page using datas...more >>

hi I open a pop up window using window.showModalDialog. How can I close the parent window after the pop up appears ? ...more >>

I have a pdf that is contained in a byte[] array in memory and I want to display this in a browser window. The window will beopenned when a button is clicked on the current web page, i.e. a second browser window is displayed, preferably with no menu or tool bars.... Cheers Jim ...more >>

I want to write a function where I pass in a reference to a dropdownlist and a "match value" and have it returns the index of the dropdownlist item that matchs (or -1 if there is no match) private int GetMatchingIndexOfDropDown(ref DropDownList d, string MatchValue) { return [MatchingInd...more >>

Ok, I do have a COM dll written in C++. Then a web service written in C# is referencing this COM dll. Here everything is fine. Now I have for exemple this line in my COM, that is called from the Webservice. hr = pSavi->SweepFile( ..., ..., ...) BUT, this line sometimes fails, How from my we...more >>

Hi, I control the style of a button like the code below Private Sub Change_Color() Button1.Style("BACKGROUND-COLOR") = "#CEB57B" Button1.Style("COLOR") = "White" End Sub How can I do the same with Button1's onmouseover and onmouseout style? (Language VB.NET) T.I.Rislaa ...more >>

Can someone tell me why the following code does not work ? It does not crash or cause errors and it creates a new row in the table "tblusers" but the fields are NULL. Sub doInsert() 'Create Insert string Dim MySQL As String = "Insert into tblusers (USERTEXT) values (@Pnotes)" 'Set...more >>

Hi All, I have an html button on .aspx page. <INPUT class="sbttn" id="btnComplete0" onclick="onComplete ()" type="button" value="Mark Completed" name="btnComplete0"> When the user clicks on the html button the OnComplete function is called. <script language="javascript"> function ...more >>

hi, I have javascripts for my Old ASP application i was using <script language="javascript" type="text/javascript" src="scripts/validate_fields.js"> </script> Can i do the same thing using Custom Validator? thanks...more >>

I setup a asp.net project running on http://localhost/ which connects to a database on another server running sqlserver... I was able to connect to the database and create my application no problem. The sqlserver database server had windows 2000 without any SP's or updates. This was no probl...more >>

Is it possible to cache portions of a page client side. I have som include pages that I would like to store at the clients cache. ...more >>

I'm running into a simple issue when instatiating a derived class that calls a custom constructor. Here's the type of code found in the parent class: Public Class parent Private _a As Long Private _b As Long Private _c As String ..... Public Sub New(ByVal a As Long, ByVa...more >>

Hi, I have an aspx page where some controls are initially disabled by the code-behind 'Page_Load' event. I want these controls to be dynamically enabled when the user checks a checkbox. Because I don't want a post-back, I added some javascript to do this However, using client-side JS, I c...more >>

Hello, I'm trying to implement custom paging. At the moment I can get the first page to display. When I click on the number 2 it takes forever to come back to the Page_Load function. I am saving my DataSet in ViewState with the WriteXML and ReadXML functions. Does anyone have an ...more >>

This is a query regarding my problem to make a spell and grammar check possible in text area of a web page. We have aspx pages which are used to construct letters. The browser based screens provide text area where the user can insert big chunks of text and submit it all to the server par...more >>

Hi, all. I have a rookie web development question. I am working on creating a web site, where all pages are going to have a similar look/feel: same menu on one side, company logo on the other side, etc. Some of the pages will be ASP.NET, some will be static HTML. 1. Is there any way t...more >>

Hi all! I have used code below to upload file but I receive an error on last row of code telling me ( method not allowed ) is it about iis or http protocols?? can you tell me please what the problem is. thanks... Dim uriString As String = "http://aktif2000/basvuru/basvuru_resimler/" ...more >>

I have a registration type page that asks a series of questions but does so using Panels to display only a couple at a time. I have a Next and Back button on each panel for navigation purposes. Some of the next buttons have Validation enabled for input checking. SmartNavigation is set t...more >>

Hi all, i'm using a datagrid to show somedata retrieved from an sql-server 2000. this datagrid contains two columns a startdate and an enddate column. i used a storedprocedure to get both dates. but when i use the following code: datagrid.datasource = selDates() datagrid.bind() both c...more >>

Hi, I am a beginner VB.NET developer and am trying to create my first ASP.NET web application. I know that in a standard Windows Form type application, if I want to declare a particular variable as global, then I declare it in a separate module... any variables then declared in that module wil...more >>

I would like my header column span multiple columns, for example: Date Ready Open Close --------------------------- 08/06 10 am 5pm How can I do that? Thanks, -Stan ...more >>

Using Server.Trasfer the control is shiftewd to the form specified in the parameters of the Server.Transfer. however the URL still contains the Address of the calling form and not the Loaded form. Can anyone justify this. Ali Nasir ...more >>

I've got an aspx page that allows the user to select different options whenever they want to run a report. On this page, I have added an additional text box for the user to enter in comments about the report they are running. I would like to be able to have the comments that the user has ente...more >>

I'm working with an XSL document that renders ASP.NET Server Controls. In order to do this, I have to declare an "asp" namespace within the XSL document. This namespace is the same as when you see a line like this: <asp:label> in an ASPX page. My question is where is this namespace decla...more >>

hi, i have created a aspx page template by creating a template.cs file which inherits from the page class. In this file I override the OnInit event and create a template in the form of a header, left menu and a footer. there is also a body area where the main content of the page will go. ...more >>

Hi. My asp.net application was installed on a Win2000 production server. The site is working ok except for a little problem. I set the default document for the site as my default.aspx file but IIS seems to ignore my setting and to connect to the site I need to type in my browser www.mysite.co...more >>

I have an asp.net web application that uses session variables to store user information (username, security areas, configuration data). When the user logs into the system I store all of this information in a class and then dump it into a session variable. The timeout on the server is set to 2hrs...more >>

I'm building a .NET C# web application using web caching. The Cache class only works when I'm using an aspx page. I want this Caching logic to be in its own class file (.cs) in another project so other developers can use it too. I'm instaintiating the Cache class like this but the metho...more >>

hi I have 2 radiobuttonlists in my form both having more or less the same listitems: At Design time, RDLGroup1 (1st radiobuttonlist) has the foll. items: A1 A2 A3 A4 A5 (A1 is selected) RDLGroup2 (2nd radiobuttonlist) has the foll. items: A2 A3 A4 A5 (None is selected) So at first, if ...more >>

I am building an Intranet application and is more of an "Application" vs. a typical "Web Application" or "Web Site". Using a FRAMSET seems like it has many benefits and gives mainly the feel of quicker access and a more streamlined application. However, am I sure you know of the drawbacks, for i...more >>

In this article http://support.microsoft.com/?id=329290 I will have to perform this in my installation. The question is since the aspnet_setreg.exe does not automatically grant the asp.net service user name to the registry entries how can I find the username the aps.net service is running under...more >>

in a page, I have a dropdown menu, and below the menu there is a dropDownList control. when the menuItem is pulled down, the DropDownList control always on top of the menu div, what cause this? I hear that something wrong when <div> tag and <select> work together, anybody knows how to fix it? ...more >>

Hello, I have an ASP.Net web page populated with WebControls, such as textboxes and checkboxes. On this page I also have a JavaScript that disables these textboxes under certain events (such as "onLoad" and "onClick") by calling the javascript method <object>.disabled = <true/false>. This works...more >>

I have the following code in my Page_Load event to populate a listbox from a database : if (!(Page.IsPostBack)) { SqlConnection objConnection = new SqlConnection(ConfigurationSettings.AppSettings["strConnectTransitTest"] ); string strTelcoNumber = "SELECT DISTINCT OSValue FROM CallT...more >>

I have a ASP.net application written in VB.Net which is the main application. I have another ASP.net application written in C#. I want to integrate the C# project files into the VB.net project ( without having to convert C# code to VB.net ) . The C# project contains few aspx pages and coup...more >>

Hello, Does somebody haves a solution for this? Thanks! Line 74: if (e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem) { Line 75: Line 76: DataRowView drv = (DataRowView) e.Item.DataItem; Line 77: Source File: links.ascx.cs Line:...more >>

I installed dotnet and when i try to run a web application i get the error messagebox saying "Unable to debug on server,Access is denied.Would you like to disable the future attempts to debug"....more >>