I know you can iterate through a collection of radio buttons in a panel, using a "for each in control" type iteration that c# supports, but is it possible to iterate through the radio buttons collection, as if they were an array of radio buttons ? Basically i want to plonk the radio buttons o...more >>

I am creating a listener class that listens for incoming connections. When I get an incoming connection, I want to signal an event to happen and pass that connected socket to a different thread for the real work. I want to continue to listen for more connections. So is the socket I pass with ...more >>

In C# I can easily produce a dialog box to amass a slew of input data from the user but how should I convey this data to my Application? Should I declare it as static data in the Form1 class, even though it has nothing to do with Form1, and try to access it from code elsewhere, or should I cre...more >>

Hello, I have a function that expects the following parms. How can I handle null values. For example, if FirstName comes through as null, how can i propogate that null value to the stored procedure. public long InsertPerson(string FirstName, string LastName, string MiddleName, string EMail...more >>

I've got a treeview created by TreeNode node = treeView1.Nodes.Add("one"); node.Nodes.Add("three"); looks like: one -> three How do I insert "two" between one and three (one becomes the parent of two, which becomes the parent of three, and the parent-child re...more >>

where is the JSharp newsgroup?? ...more >>

Como puedo convertir una fecha datetime a una fecha mm/dd/yyyy. He intentado varias cosas, pero no me funciona. Gracias de antemano, Rafael...more >>

hi, I am trying to implement a sms notification program with c#. And I found a website http://www.webservicex.net which states it can send sms to world wide. But I tried, it says "message has been sent successfully, " but I never get it. Did anyone use it before? or Do you know any good one? ...more >>

Hi, I have some issue with my custom control. When i change my property "GridLine.Color" my custom control should redraw its border with the specified color. However, nothing happens. therefore based on an example from a book i implemented an eventhandler and tried to manage it like that....more >>

Hi! I am using a ServiceController to start and stop my service. If i use the service localy and use the service controller it works fine. If i install the service on my server and try to connect to the service on that machine i get an access denied message. I am logged in as an Adminis...more >>

Hello! Assume we have a steelwork with a lot of different working places. Just to mention some we have a rolling mill, we have casting and heating and then many many more. Is it possible to say something about the design. Is it advisable to have only one database or it it better to have a ...more >>

I'm using C# in Visual Studio 2003, XP pro with latest IE plus all patches and security updates. I imported microsofts web browser control onto my tool palette from the COM tab of "Add/remove toolbox items". When I drop the web browser onto a form, AxSHDocVw and SHDocVW are automatically...more >>

Why does String.Format have overrides of: Format(string, object) Format(string, object, object) Format(string, object, object, object) Format(string, params object[]) doesn't the last one cover the first three? ...more >>

Hello, Most reporting components that I'm aware of do not like object graphs with simple C# objects. (like Order - > OrderItems). Instead they require me to transform the structure into datasets. That's so last century... ;-) I'm looking for a reporting solution that can handle OO struc...more >>

I want to take the FontSize from a System.drawing.Font type and turn that into a System.Windows.Controls FontSize. (Actually, I'd like to take the whole font over, but I didn't see any standard converter.) The former is a float and the latter a double. In XAML, though, you can specify a string t...more >>

Hello, I am a .NET software developer who recently moved from Phoenix, Arizona where there was a very active .NET User Group to Normal/ Bloomington, Illinois where there doesn't appear to be any Microsoft Software Development related user groups. Do any of you live in Central Illinois? If so,...more >>

Is there a way to know the size of the page loaded into a webbrowser component? like: webBrowser1.sizeofpageloaded ? Any help is appreciated. Thanks, Trint ...more >>

Would like to replace Data Source mdb location and name with a string variable. For example: where I have @"Data Source = c:\mydirectory\mydatabase.mdb;" + the c:\mydirectory\mydatabase.mdb would be replaced with a variable. Thanks Bob J. ...more >>

Hello, Here is a head scratcher for you all: We were wondering if it is possible to redirect file input to a place in memory (say a byte array for example). More specifically, if a function were to take only an input string directed to a file path (physical hard drive location), is the...more >>

I know this has to be answered in the archives somewhere, but the search results are just confusing me more :-( Anyways, I authored a control library that contains an Interface definition and then some usercontrols that implement that interface. In a separate project I want to load the dll and...more >>

Hi, I have a window service program created in c#. The window service program is installed and running. In the mean time, I have another c# application, I would like to know if there is a way to find out in this c# application where (the complete path)the window service program is running f...more >>

I have a property block in this class here, and I want it to be get / set, but the set should only be visible to the system. i.e., a user application that uses this library should not be able to set the property. It should be read only to the outside world, but read / write for my infrastructur...more >>

I need an array to be used by one method in a class. I can do this three ways. 1. Put the array in the method. This seems like the best place, since it is used only by the method. But it occurs to me that the array must be initialized each time the method is called. 2. Put the array an...more >>

I downloaded 90-day trial version of Visual Studio 2005 but this thing is only in .img file format and Microsoft does not provide any extraction utility for .img files. According to this page (related to another software with at least alternative.iso format) http://msdn.microsoft.com/vstudi...more >>

Maybe I'm not understanding things. I have a multi-threaded callback producer (Unmanaged C++), which fires into a managed proxy class, which in turn calls into a managed C++ consumer (mixed mode DLL). From the managed C++ class I have defined __events, which are consumed by a C# class. This wo...more >>

Hi, I am using an AsyncCallback to receive a TcpClient on incoming connections. The code below works fine until I start the application and no connection is received within the time limit. I could easily try / catch the code causing the problem but I would like to understand why this problem ...more >>

Is it possible to incorporate Outlook in your web app so that you can view your Inbox from your web app? And if so, does anybody have any good links? *** Sent via Developersdex http://www.developersdex.com ***...more >>

i m developing a wayfinding solution, i need to check if A rectangle bounds are touching B rectangle bounds. Arectangle.Contains(B rectangle) only checks if Brectangle is completely in the Arectangle. i want to check even if Brectangle is not contained but even if any part of Brectangle is to...more >>

I have a form with a number of panel controls on it. I have overriden the paint event (of the panel controls) to provide custom painting. What I have done is to use the Paint event to paint the background colour of a number of panel controls to be a gradient colour. This works fine. Is there a...more >>

I always have trouble writing a SQL statement when it comes to the handling of the quotes. Can someone please help me with this line of ocde? I know I need to have "Armed Away" in quotes too (I believe) string sCommand = "SELECT CommandString FROM Commands WHERE CommandName = Armed Away"...more >>

I have a struct that uses LayoutKind.Explicit to redefine bytes within the struct: [StructLayout(LayoutKind.Explicit)] public struct PointerStoredValue { [FieldOffset(0)] public int LayoutId; [FieldOffset(4)] public int HeapId ; [FieldOffset(8)] public int B...more >>

Hi, Does anyone have any code samples (or links to) for sending an email message via outlook using late binding? Many thanks....more >>

Hi, I have to write program in C# to merge sort a linked list (doubly linked). Is it true that the best way to do it is copy it into an array, sort it and then convert back ? I'm new to C#, but I tried to develop a merge sort program myself, but have got stuck with a Null reference exceptio...more >>

My question is related to what happens under the hood when marshalling happens. When you pass a pointer to a structure from managed to unmanaged, and if the unmanaged code modified the structure, is the structure copied from the stack to unmanaged heap and then back or is it modified in the sta...more >>

Hi using System.Web.Mail how does one send a multipart email? For example, I want to send a "multipart/alternative" email which includes the three parts "text/plain", "text/html" and "text/calendar". So far I do it "manually" - that is I make the body as one big string with all the bound...more >>

Hi, What would be the best way to develop a class library? I am planing to develop a couple of classes, needed in our company enviroment. These classe will be later used in several projects. Are there any "how to" links available on how to do that with visual studio? Would it be best to h...more >>

Hello list, In order to do some mail processing before it ever gets to the mail client, we plan to implement a POP3 proxy solution. Ie, POP3 mail client would connect to the proxy instead of the actual POP3 mail server, and the proxy would do the actual connection to the mail server, proces...more >>

Windows form: I want to put a control to let the user to select the time only. Any idea what control or third party control can do that? ...more >>

Hi, I have some issue to debug my custom control. For example, in my solution i have 2 projects. 1 project is my custom control and the other one, is a windows form application. I would like to be able to trace/debug my custom control, when it is on my other project windows form applic...more >>

I'm writing an internal mail system module for an application. The mails are stored on a sql database that may be on a LAN or WAN. The gui has similar functionality to most email systems where you'd click on a message header and the message body appears in a read only text box. To reduce networ...more >>

Hi, We've been trying working the Crystal Reports XI on our Visual Studio 2003, however, the CR XI doesn't work on our VS2003 at all. So, I am thinking giving up the CR XI. Would someone tell us whcih version of the Crystal Reports will work best on our Visual Studio 2003? given that the b...more >>