How do I create thread safe functions similiar to this one without using WinForms? private void UpdateText(string Text) { if(SomeControl.InvokeRequired) { SomeControl.Invoke(new MethodStringInvoker(UpdateText),new object[]{Text}); } else { SomeControl.Text = Text; } } ...more >>

My problem is: I have comboboxes which resides in a usercontrol. Always when the usercontrol changes its visible status (the dialog is shown or you switch to the tabpage where the usercontrol is), all text is selected in the textfield of the combobox. Is this a Bug? If yes, is there a workar...more >>

Is anyone familiar with that Automatic/Automated Update feature for .NET WinForms apps which essentially allow a user to hit a server for their data (even over the Internet) possibly and have their .NET WinForms apps get updated automatically? Can someone tell breifly how this works and if the...more >>

Hey all, My name is Chris, and I just wanted to let you all in on a new .NET site that was just recently launched to the general public. It is called DownloadDotNet, (http://www.downloaddotnet.com) and it is designed for developers of .NET software and utilities to share and sell their work...more >>

I'm having trouble convincing IE to display my XML when I'm using it in my application. I'm creating XML using XmlTextWriter, and then Load() it to IE. The problem is that in the way, a space is inserted after every character (Like this < ? x m l v e r s i o n = " 1 . 0 " ? >) Which isn't valid...more >>

I want the user to be able to select an ODBC data source from within my application. Can my app bring up a list of DSNs? Or can I create a DSN somehow? I don't know how my user's database might be set up, so I need it to be dynamic. ...more >>

I thought I would stop hard-coding all my db commands and came up with (what I thought is) an n-tier architecture to deal with data access. I have set up a simple scenario to test: I have an object named "SQLConnect.vb" which is supposed to be the generic data layer and has a function in it c...more >>

I have one more issue, please help me to find the solution , My question as follows.. In the rich text box, after an undo or redo operation how can we get information on the following things.. 1) which operation has happened(paste, insert or overwrite) 2) Which line numbers are affected by th...more >>

I have some old C code that uses MFC and some C Run Time Library. I need to be able to call this from C# I thought i'd be able to create a Managed C++ DLL, tell the project it was using MFC, include the .c file and be on my way. Can I use MFC in a Managed C++ DLL? If I build a Visual C+...more >>

any good cheap or free tools for regression testing GUI frontend applications out there? ...more >>

I'm trying to find out how to INCLUDE a file (text or html etc) into my ASPX page. I don't want to know how to create a user control etc just a quick simple example. Looking for something similar to the old fashioned ASP include <!--#include file="time.inc"--> but a .NET version. ...more >>

I created a visual basic.net exec on an xp machine and tried to run it on a 98 machine. The program works perfectly on the xp machine.The program starts okay but when I click in a command button I get an exception error. "system io file not found exception. File or assembly name microsoft...more >>

Hi I am new to asp.net and I need to get my head around the way client side events interact with server side events. I want to have three listbox's on a page, the value the user selects in the first listbox determines the second listbox's values, the value the user selects in the second ...more >>

I need to raise events from a c# class to the caller, a c# or vb form. In VB you would declare the event in the class, then just use the RaiseEvent to raise the event, in the form you would just create a handler that would handle that event. How do you do this same thing in c#? Is it ...more >>

Hi , I want to make a stored proc call thru .NET . I use the SqlParameter objects to create input parameters and set it's value. SqlParameter myParameter = new SqlParameter("@Description",SqlDbType.VarChar); myParameter.Value = "some string size not known. but max size of the string can be o...more >>

What exactly is streaming? When I use a browser or an application and it gets streaming data (say, Headlines, Stock Quotes, etc), what is it really doing. Is it just that the client is constantly making new requests for information from a given web server, or is there more magic to it? It sou...more >>

I've a mysterious problem using SgmlReader, I get an exception doing to following code: I get the following exception calling CleanHtml("Painless software management"); "System.ArgumentNullException: Value cannot be null. Parameter name: stream at System.IO.StreamReader..ctor(Stream str...more >>

Since I have never had the need to do this nor can I seam to figure it out, can anyone tell me how I can take 2 Dates and return how many months there are left till I reach a third date? Example: Release date = "2/1/2001" Expire date = "2/1/2006" Current date "12/10/2003" I nee...more >>

Hi! Is there any easy way to find the name of the programs .exe-file? I'm using C# and have tried using System.Reflection.AssemblyName. But this one seems to give me the name as it was at compile time. In my case, the "original" ..exe-file may be renamed, and what I want to know is "my" new name...more >>

Ref:how to pass value along with click of a button hi,I have created a form that has single button. as follow <asp:button id="btnCallfunction" runat="server" text="func_call" onclick="add_int" /> Sub func_call(Source As Object, E As EventArgs) ' how to capture the passed variable here en...more >>

I've embedded a .NET 1.1 control in a web page for use in IE (using the "object" tag). There are two challenges I'm facing: if the machine does not have the 1.1 framework installed or if the .NET security does not allow the control to initialize the user is faced with a big blank area and won't...more >>

hi , I am creating a form in asp.net and in the form, I crateed a couple of buttons, when I call a function I get the following error : Method 'Public Sub (function name) does not have the same signature as delegate ' Delegate Sub EventHandler(sender as object, e as system.eventArgs)' I ...more >>

Is it possible to retrieve data from ADP using .NET?...more >>

I created an .exe with vb.NET and Jet4.0 on Access2002 and=20 put it on a Netfolder. Other workstations without having=20 Access installed can=B4t run the application properly -> The=20 appl. doesn=B4t start the server.=20 Is there any other possibilty except installing Access on=20 each mach...more >>

I've got a project that has been developed in C++ using Visual Studio .NET Professional and I'm trying to load it into Visual C++ .NET Standard, however, although the main project workspace file seems to load OK none of the projects within the workspace load, I get an error message that ju...more >>