Hi! I just wanted to ask about the dlls that we add to the= application folder using the setup projects, are they registered= on installation and if yes why=2E The reason that i ask this is= that my project required mfc70=2Edll for it to work, i added= mfc70=2Edll in the application folde...more >>

Hi, I have a DLL that supplies functionality to a web service and some console applications. It reads some of its information (sensitive stuff) from the registry and the rest from the config file of the caller. In the config file I have several custom sections all using the NameValueSectionHandl...more >>

Hi all, I read some Q&As in the Net, discussing Marshalization of nested structs in C# (or VB.NET). Some guys stated that .NET framework does not support this feature yet. Are they right? BTW, by nested structs I mean structures such as this: [StructLayout(LayoutKind.Sequential)] str...more >>

I'm newer to GDI+ and now want to indentify the image format painted on form. I searched msdn and find the GetRowFormat method in Image class, but I can't find this method in my .NET environment. How should I do? Thanks for anyone tell me. ...more >>

I'm newer to GDI+ and now want to indentify the image format painted on form. I searched msdn and find the GetRowFormat method in Image class, but I can't find this method in my .NET environment. How should I do? Thanks for anyone tell me. ...more >>

Hi. Can you explain me how to change the default icon that Visual Studio sets to all applications? I mean Windows Forms apps. I want to change it for another icon, but I don't find any property in the form properties. Regards, Diego F. ...more >>

Hi - I am trying to convert the following info (WMI BIOS) to a DateTime object - Is there a way to do this - ReleaseDate Data type: datetime Access type: Read-only Release date of the Windows BIOS in the Coordinated Universal Time (UTC) format of YYYYMMDDHHMMSS.MMMMMM(+-)OOO. ...more >>

All, How many Application Domains can be created on machine? If there is any limit? Memory? Some system limitation or what? Just D> ...more >>

Hi, I'm trying to provide the user of my class access to the objects in a collection without allowing him to modify (add/remove/clear items) the collection. I thought I can do it by providing a IEnumerator. But this thingy can't be used directly, as shown in the code below. How can this b...more >>

Ok, I'm new to =2ENET so I'm afraid I'm doing something stupid= here, but I'm trying to populate a DataSet manually from a= DataReader, and its turning out to be ridiculously difficult=2E Yes, I could use a DataAdapter to more easily load the DataSet,= but that would entail loading a couple...more >>

Hi all, Quick question about the TreeView control. I'm using code like this to determine the currently clicked TreeNode in the TreeView. private void MyTreeView_MouseDown(object sender, System.Windows.Forms.MouseEventArgs e) { currentNode = MyTreeView.GetNodeAt(e.X, e.Y); } The...more >>

Hi group, Sorry my English is very little I've question about reading data from database. In sql2k I've table (50k+ records). Commerce application writing to this table same data (up to 5 records per minute). My application must show new records for example in dataGrid (refresh approx once per...more >>

Hi all, I've got a problem with a PrintPreviewDialog. It shows my document correctly but when I try to print I only get the last page. Now when I use the print function of my document directly it print's correctly. I've overriden the OnPrintPage function of PrintDocument and for as far as I ca...more >>

Hello group, My English is very little. I want same samples about programming joysticks connected to USB port. If you can help me please send same adresses or samples. Thx PawelR ...more >>

How do I program the context menu of an undo/redo toolbar button drop down menu to behave like the vs.net undo where all previous menu items are selected as the user moves the mouse pointer down the list? Thanks, Dennis ...more >>

I'm just starting to work with UserControls and have a question on the behavoir of exceptions within UserControls and VS.Net 2003. I have noticed that when a UserControl throws an exception from an event (i.e. Click event), VS.Net will enter debug mode on the exact line that threw the excep...more >>

I need to launch application-2 from application-1 and close application-1. My code is CreateProcess ("app2",0,0,0,0,0,0,0,0,0); Application.Exit(); but application-1 is not terminate since I see its name in the "Start" line. Any ideas? Thank you. ...more >>

Hello! I am currently playing around with XmlTextReader and XmlTextWriter. I've got the TextWriter to write out nodes in this form: <node> <childnode>moredata</childnode> <childnode>moredata</childnode> <childnode>moredata</childnode> </node> What I'having trouble with, is to...more >>

Hi, Does anybody know where I can find the matrix computation components in .NET framework? Do I need to use a third-party one or there's one that comes with the framework libraries? Thanks! Rick ...more >>

How can I know, when I catch an exception, in which line exactly it occured? Is it possible at all? ...more >>

I wrote a program in c# and oledb for my access database. After each run i see there's a locked db file in my database folder, it means that my connection is not closed properly. I did check my code everything seemed fine. Is there a script or a program that can help me check this? I think I ...more >>

Hi All, I have a CAD application that uses Active X controls but I also need to utilize web services so I am asking for help if I can build the Active X in C++.NET and the web service classes in C#? Thanks in advance, Bob Hanson Centare Group Ltd. *** Sent via Developersdex http://www...more >>

Hi All regional settings made at the operating system level. For example, Canada uses a dd/mm/yyyy format while the US uses mm/dd/yyyy. and yyyy/mm/dd how can i get this type date format : iam using this code in C#: System.DateTime.UtcNow.Date.ToString(); Regards Venu. ...more >>

I started to develop an application using C#2005Express ... Although Vs.net 2003 is on the market some time now it looks to me more "beta" than 2005. The worst part of it are the Windows Forms and its controls which i found very improved in 2005. It's crucial for me because my software from its...more >>

Is there an easy way to return the number of elements in an enumerated type please thanks Claire ...more >>

¿Se puede ejecutar scripts con C# al igual que podía con VBScript? Con VBScript escribo codigo en un archivo .vbs o .vbe y lo ejecuto, ¿como puedo hacer esto con C#, pues hago un .cs pero no se como ejecutarlo? Otra consulta: con Sqlserver 2000, puedo ejecutar trabajos con ActiveX, con VBScrip...more >>

I have an asp.net application that needs to do a batch print without showing the print preview or the printer settings dialog. I know that this possible using a windows app but how can I do this from a web app. Is it possible to do a print on networked printers connected to a clien...more >>

How can I set e.DrawFocusRectangle() correct in an owerdrawn multiselect listbox? I do all my drawing (e.g. OnMouseMove) calling OnDrawItem and constructing the DrawItemEventArgs. The problem is that I never know exactly when to draw the focus rectangle. The DrawFocusRectangle() method is alw...more >>

Hi everyone, My web application runs in / however, my administration resides in /admin folder. Inside my /admin I have a Login.aspx which is used to authenticate users who use the administration section. I right clicked the /admin in Visual Studio and Added a new Class (AuthenticateUser). H...more >>

i'm trying to get data out of excel... my code is: private void exlSelectionChanged(Range rng) { lstFields.Items.Clear(); for (int i=1; i<=rng.Columns.Count ; i++) { lstFields.Items.Add( rng.Cells[1,i]).ToString() ); } (i'm trying to put the first row of the selection into a l...more >>

Nice link, thanks. I was aware of the multi threaded problems with Singleton patterns ( or, many patterns for that matter ), but it didn't seem apropos to the discussion. I'll admit, I've used variations of the second version most often. I'm not 100% convinced of the fifth version, but it's ...more >>

Hi Everyone, I'm facing an annoying problem and any help will be most appreciated . .. . I have a main application form and its icon is functioning excellent: it appears both in the taskbar and whenever you switch using the Alt + Tab keys. At a certain point of the code I'm creating a new ...more >>

What is the equivalent of the VB6 Winsock control in C#? I'm looking at converting some code from VB6 to C# (see below). Does anybody know how I would do this? tcpSendData.RemoteHost = "10.0.4.2" 'test tcpSendData.RemotePort = 1024 'Set port 'Invoke the Connect method to initiate co...more >>

Hello, I want to create a C# class library which I can use in an Excel VBA macro. I created a C# class library and set the "Register for COM Interop" option in Visual Studio to TRUE. Now in Excel I can use this library but the intellisense does not show any properties or functions of the cl...more >>

I have written an automation class that connects to an URL, and downloads the content into an ordinary string variable. But when I run my method I get an error saying: Request for the permission of type System.Web.Permission, System, Version=1.0.5000.0, Culture=neutral, PublicKeyToken=b77a5c5619...more >>

Hi to all, I have a Spain Map as webcontrol. This webcontrol its a ImageButton. How could i identify in wich region (area) the user clicks? I only know how obtain the x and y coordinates where the user click. But i dont know how identify the area. Any help would be appreciated. Thx....more >>

Hi, I am comparably new to C# programming, so my apology if the question is naive :) In my C# Win Application i have a bunch of classes inherited from a TBaseObj class, say TRectObj, TCircleObj, etc. I want to be able to create an instance of such a class by its name: Something like: ...more >>

hi, does anybody know why this code does not raise a SecurityException? using System; using System.Security.Permissions; using System.Security; namespace MyNameSpace { class MainClass { static void Main(string[] args) { ClassA ca = new ClassA(); Console.WriteLine...more >>

(Type your message here) Hi, I want to open a file to read from and then edit and write the text to another file. I am using StreamReader and StreamWriter for this purpose. The problem is that i don't know the encoding of the file, because it can be saved at any encoding. When using the stream ...more >>

Hi, I got compilation error while compiling following code, but according to C# language spec 1.2 (section 6.4.3) , the code should compile. what makes it more interesting is that, if I swap the order these 2 operators appear in class SB, the code will compile without a problem. Is this ...more >>