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Search found 2009 results on 81 pages for 'eventargs'.

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• Issue with VS 2008 designer and usercontrol.

  - by Ram

  Hello, I have created a custom data grid control. I dragged it on windows form and set its properties like column and all & ran the project. It built successfully and I am able to view the grid control on the form. Now if i try to view that form in designer, I am getting following error.. Object reference not set to an instance of an…

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• Display a Photo Gallery using Asp.Net and SQL

  - by sweetcoder

  I have recently added photos to my SQL database and have displayed them on an *.aspx page using Asp:Image. The ImageUrl for this control stored in a separate *.aspx page. It works great for profile pictures. I have a new issue at hand. I need each user to be able to have their own photo gallery page. I want the photos to be stored in the sql…

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• C# inaccurate timer?

  - by Ivan

  Hi there, I'm developing an application and I need to get the current date from a server (it differs from the machine's date). I receive the date from the server and with a simple Split I create a new DateTime: globalVars.fec = new DateTime(DateTime.Now.Year, DateTime.Now.Month, DateTime.Now.Day, int.Parse(infoHour[0]),…

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• ASP.NET Convert to Web App question

  - by mattgcon

  The following web control will not convert for some reason (add designer and cs pages). I am getting a page directive is missing error What is wrong with the code that is causing it to not convert? <%@ Control Language="C#" AutoEventWireup="true" %> <%@ Register TagPrefix="ipam" TagName="tnavbar"…

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• ASP.NET file transfer from local machine to another machine

  - by Imcl

  I basically want to transfer a file from the client to the file storage server without actual login to the server so that the client cannot access the storage location on the server directly. I can do this only if i manually login to the storage server through windows login. I dont want to do that. This is…

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• Gridview sorting: SortDirection always Ascending

  - by Julien N

  Hi ! I have a gridview and I need to sort its elements when the user clicks on the header. Its datasource is a List object. The aspx is defined this way : <asp:GridView ID="grdHeader" AllowSorting="true" AllowPaging="false" AutoGenerateColumns="false" Width="780"…

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• Usercontrol losing Viewstate across Postback

  - by Robert W

  I have a user control which uses objects as inner properties (some code is below). I am having trouble with setting the attribute of the Step class programmatically, when set programmatically it is being lost across postback which would indicate something to do with Viewstate (?). When setting…

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• Trouble converting an MP3 file to a WAV file using Naudio

  - by WebDevHobo

  Naudio Library: http://naudio.codeplex.com/ I'm trying to convert an MP3 file to a WAV file, but I've run in to a small error. I know what's going wrong, but I don't really know how to go about fixing it. Here's the piece of code I'm running: private void button1_Click(object sender, EventArgs…

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• GTK#-related error on MonoDevelop 2.8.5 on Ubuntu 11.04

  - by Mehrdad

  When I try to create a new solution in MonoDevelop 2.8.5 in Ubuntu 11.04 x64, it shows me: System.ArgumentNullException: Argument cannot be null. Parameter name: path1 at System.IO.Path.Combine (System.String path1, System.String path2) [0x00000] in <filename unknown>:0 at…

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• Drop Down list null value not working for selected text c#?

  - by Tamara JQ

  Hi guys, Basically I have a drop down list which is populated with text and values depending on a selected index of a radio button list. The code is as follows: protected void RBLGender_SelectedIndexChanged(object sender, EventArgs e) { DDLTrous.Items.Clear(); …

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• C# unaccurate timer?

  - by Ivan

  Hi there, I'm developing an application and I need to get the current date from a server (it differs from the machine's date). I receive the date from the server and with a simple Split I create a new DateTime: globalVars.fec = new DateTime(DateTime.Now.Year, DateTime.Now.Month,…

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• Invoking brill tagger through C#

  - by Toshal Mokadam

  We want to use brill tagger such that on a button click, it will tag the Input.txt into output.txt. So we have created a new visual studio project and put a button. On button click event we wrote the following code. There are no errors and we can see the command prompt getting…

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• How do you display a list of images, from a folder on hard drive, on ASP.NET website?

  - by Jordan S

  I am trying to make a simple photo gallery website. Using ASP.NET and C#. Right now I don't have a server set up but I am just using the development one that Visual Studio Starts when you make a website project and run it. I have a folder on my hard drive that contains an…

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• C# sendkeys problem

  - by user203123

  THe code below I copied from MSDN with a bit of modification: [DllImport("user32.dll", CharSet = CharSet.Unicode)] public static extern IntPtr FindWindow(string lpClassName,string lpWindowName); DllImport("User32")] public static extern bool SetForegroundWindow(IntPtr…

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• Dynamically created "CheckBoxList" in placeholder controls throwing null reference exception error d

  - by newName

  I have a web form that will dynamically create a number of checkboxlist filled with data based on the number of row in database. Then this is added to a placeholder to be displayed. theres a button when clicked, will add the selected check boxes value into database…

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• ASP.Net RadioButton loses ViewState

  - by Carl

  I'm having trouble with a simple radio set of two radio buttons (I don't want to use a RadioButtonList [RBL] because RBL doesn't allow child controls, and in my case, if you select one option, I want to enable a textbox next to the button; yes you could hack this…

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• vant view dataset with microsoft report viewer

  - by Tan

  I have a dataset, the dataset is using a stored procedur to fetch data. i have filled the dataset and everythings is okej.When iam using the debug i can se that the dataset is not empty. but i cant view it with the microsoft report viewer. here is my code…

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• Equivalent of typedef in C#

  - by Matthew Scharley

  Is there a typedef equivalent in C#, or someway to get some sort of similar behaviour? I've done some googling, but everywhere I look seems to be negative. Currently I have a situation similar to the following: class GenericClass<T> { public…

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• ASP.NET Session State Timeout Problem

  - by user314827

  I am trying to detect a session state timeout in my asp.net application and am unable to do so. I have a base class that derives from System.Web.UI.Page as follows:- public class BasePageSessionExpire : Page { override protected void…

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• Unable to run WCAT against DotNetNuke with NTLM authentication

  - by David Neale

  I have a ubr file setup to stress test an internal DotNetNuke site with WCAT: transaction { id = "Intranet Home Page"; weight = 1000; cookies{clear = true;} sleep{delay = rand("1","500");} request { url …

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• UpdatePanel doesn't do partial-page update, and IsInAsyncPostBack is always false

  - by Joseph Anderson

  I'm attempting to use an UpdatePanel, but can't get partial-page updates to work. When I look at the ScriptManager's IsInAsyncPostBack property, it's always false. Here's a page that reproduces the issue. It has a ScriptManager, an…

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• Implementing the outside application „openedFileView“ in c# Project

  - by case23

  I work on a application where i want to find out which files on my filesystem is used by a Process. After trying around with the System.Diagnostics.Process class, and didn´t get the resulst i wanted i find the application called…

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• Problem with dynamic create tabPages in Winforms TabControl

  - by mirt

  I want to create dynamic tabPages in TabControl. In each tabPage I create dataGridView and i want to fill the entire space of each tabPage with this dataGrid. Here is code, where i do this: private void…

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• Binding Data to DataGridView in VB.Net

  - by Peter

  Hi, I have a bit of code which loads data from a stored procedure in MS SQL Server and then loads the data to a datagridview, which works fine. What i want is for the code that connects / loads the data to…

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• [C#]Problem with dynamic create tabPages in TabControl

  - by mirt

  Hello, I want to create dynamic tabPages in TabControl. In each tabPage I create dataGridView and i want to fill the entire space of each tabPage with this dataGrid. Here is code, where i do this: private…

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