I have a class derived from UserControl. I need to serialize an object of this class, but only some properties of it, as not all properties are serializable (some of the properties coming from UserControl are like that). When serializing, how could I ignore all the properties coming from the Use...more >>

Hi, I need bind a Treeview control in my windows form with xml file and also,,, display icons for each tree node.... how can I acheive it? ...more >>

Hello, we are developing an application that must process images coming from a multispectral vision system. Images must be saved and loaded in TIFF format, which I know it's possible calling Save(System.String filename, System.Drawing.Imaging.ImageFormat format) The problem is that we need to w...more >>

Hello, I'm trying to create a Shell Namespace Extension in C#, but I'm kind of stuck. I'm using the framework at "http://www.dcooney.com/wiki/?NamespaceExtension" to create the Namespace, and I can see that. I can see the folders I have asked it to create when I double click, except they ar...more >>

Hi, I have a Wi-Fi adapter connected to my PC. It detects some access points and some computers and devices with Wi-fi capabilities. I want to know where these information stored in the PC. Is there any way to get these information through C#? Please let me know. To be more clear, I dont w...more >>

Hi gang, I have a win32 C# app that needs to recursively search for a particular file type really fast. It always searches the same place for these files. I'm using Directory.GetDirectories and Directory.GetFiles to do it currently. Because I know the location is the same every time I b...more >>

Can anyone please tell me how it is possible to get the following crash when accessing ListBox.SelectedIndex property: Message: Index was outside the bounds of the array. Stack Trace: at System.Windows.Forms.ListBox.ItemArray.GetEntryObject( Int32 virtualIndex, Int32 stateMask) at System...more >>

Hi there, Does anyone know how to go about reading/writing a type to a file in a language (culture) independent way. For instance, let's say you're dealing with the native "System.Drawing.Size" type on an English version of Windows. You use the "TypeConverter" for this structure to generate...more >>

I am very new to threading. I am having trouble deciding on which object i should obtain lock. class MyClass { private ICollection<ClassB> myColl; public void ModifyCollection() { lock(????) { //modify the collection } } } Should I obtain lock on myColl itself or should...more >>

I am parsing my ASP.NET 2.0 web apps. web.config file. The following line produces xnl with 0 elements XmlNodeList xnl = xd.SelectNodes("/configuration/appSettings/add"); if web. config has: <?xml version="1.0"?> <configuration xmlns="http://schemas.microsoft.com/.NetConfiguration/v2.0"> ...more >>

Hello, I'm trying to build a WPF project in Visual Studio 2005, I didn't type much code in the project, I just opened a new WPF Application template from Visual Studio and run it, however the resulting executable fails to run with this runtime error retrieved from Microsoft error reporting ...more >>

I want to use a .Net class to install a service written in unmanaged C++. Are there .Net classes to do this? It appears the classes only allow you to install a service written in .Net. Thanks. ...more >>

My application consists of a single form with a panel on it. When the user selects a menu item, a UserControl is loaded onto the panel. All the UserControl forms are derived from ctrlForm.vb. I want to embed 4 Subversion keywords into each UserControl. Each of these keywords would be represente...more >>

Hi, I see that TcpClient.Connected only gets updated after an I/O operation. This stumps me. I have a service that listens for connections, and spawns a thread for each connection to deal with client requests. I maintian the thread as long as the service is running and the socket is connec...more >>

A search for programming books turned up programmerworld.net where I found tons of books that can be downloaded for free. Some of these are fairly recent (2006). Are these just authors who allow electronic distribution of their books or is something fishy going on here? -- TRW ___________...more >>

Looking for Steven Cheng [MSFT] and Mr. Walter Wang... I have created rdlc files and when I load them into Report Viewer at run time they appear OK, If I click on 'Print layout' button on Report Viewer the view again appears unacceptable and clicking on 'Page setup' button the margins left &...more >>

Hi, I have to create a web page in .net 1.1 having controls whose actions are performed through AJAX, means user can do operation without any post back. In back end I defined a Ajax method which is called every time whenever a hit is made. This method invokes a web method resides in Web ...more >>

Hi all I have a requirement and i need some resolution to work on. i have to read a webpage and extract few values from the page. I am using the httpwebrequest meathod to query the webpage that based on the values generate a result on the webpage and then i need to pick the phone number a...more >>

Hello, I am trying to avoid using a DataTable to find particular data rows, because I believe generic.list(of someobject) is faster. Unfortunately, two seperately instantiated objects do not have the same hashcode so I am unable to compare them within a Contains() call [even though they co...more >>

I "lost" outlook express. In the control panel under mail I deleted my old dial up account because now i have dsl. when i did this my mail icon on my desktop disappeared. Went back into the "cp" under Mail and added my new one. Still no icon and when i open my email from my browser"with th...more >>

I have some code for a .Net 2.0 winforms application which modifies the app's config file. The code works without error for me, but when another developer runs the same code in Visual Studio debug he receives a permissions exception on the statement config.Save(ConfigurationSaveMode.M...more >>

I have created an installer class library. I am trying to run it inside the debugger by running INSTALLUTIL.EXE to load the .dll. What is the correct syntax to do this, and pass command line arguments to the DLL, in the 'Properties' page of the class libary project. Many thanks. ...more >>

I've been programming for 20 years in a variety of languages including C, xBase, SQL and others including quite a bit of OOP. I have yet to do any C++ or C# development. I want to delve into .NET and/or other current Microsoft development platforms, but am not sure what direction to go in. The...more >>

Hi, friends, Here is a question about Windows service concept in C#.net 2005. Suppose my service is doing a transaction, say modifying records/data of a database. At this point, a user issues a command to stop this service? How this service will behave? It will stop right away without roll...more >>

I am in a form and want to place the one of two date fields into a report I am emailing. the Date field names are FirstDateMailed and SecDateMailed..... I want to identify where the cursor is (in which field) and then place the contents of the field into a report. I think I know how to d...more >>

I've defined the following snippet: -- Private _docNav As XPathDocument = Nothing Private _nav As XPathNavigator = Nothing Public Function Process() As List(Of ICassIn) _docNav = New XPathDocument(FileName) _nav = _docNav.CreateNavigator Me.RecursiveW...more >>

the Hi the method GetLastWin32Error should be a wrapper to win32's GetLastError. "Retrieves the calling thread's last-error code value. The last-error code is maintained on a per-thread basis. Multiple threads do not overwrite each other's last-error code" (from MSDN) But from time to t...more >>

I have a dll created in C#.net, that I wish to call from Delphi 5. I have strong-named the assembly, deployed it in the GAC, and registered it with RegAsm, but whenever I create the pas file (either through the 'Import Type Library' option in Delphi, or via an InteropUtils program I found on th...more >>

Abbiamo un'applicazione sviluppata in VB.NET 2003 per il Framework 1.1 che risiede su di un server. I computer client lanciano l'eseguibile che si trova su una cartella di rete condivisa con permessi di lettura/scrittura. Per il corretto funzionamento impostiamo il livello di sicurezza del F...more >>

ADO.NET - Working with DataSet ========================= HI, I want to create an application that interact with a DB. I wont to use SQL statement, but I want to use DataSet. - I have created my application - From SERVER EXPLORER panel, I have added a connection to a database (MyDB) and the ...more >>

Hi All I'm trying to publish my win application to our web server using the Publish functionallity in VS 2005. The problem is that I'm using a couple of dll's from the 3.0 Framework, which makes it impossible to install the app on machines not having 3.0 installed. You can set up ...more >>

On May 23, 8:45 am, gdean2323 <dean.g...@gmail.com> wrote: > On May 23, 2:53 am, "Arkady Frenkel" <arka...@hotmailxdotx.com> wrote: > > > > > > > That should be exception in .Net if incorrect parameter set instead tcp in > > this case > > Arkady > > > "Peter Duniho" <NpOeStPe...@nnowslpi...more >>

Hi I'm using a thirdparty webgridcontrol on a .aspx page. However I need to disable one of the childcontrols in this grid. Unfortunately the gridcontrol doesn't give me any way to do this on the server side. I could do it in Javascrip... When the page is loaded I could find the control a...more >>

We're about to go international with a .NET 1.1 app and just read a KB article that says a country-specific version of the 1.1 framework redistributable must be used which matches the country-specific version of Windows that is being used (ie, if you use Hungarian Windows, you must use the H...more >>

Hi, I'm writing a web spider that interacts with a web site that is sending back a cookie that is broken. However, both IE and Firefox will happily work with a cookie that contains illegal characters. According to the HTTP specs, and the implementation of Cookies in the .Net Framework, it i...more >>

Hi, I think I've found a bug in the System.Drawing.Graphic.DrawLines method. The code below fills a list with a number of points and then draws these points using DrawLines and then using DrawLine within a loop. The DrawLines() method inserts a superious line that that is not drawn using ...more >>

Hello, I have an aspx app using 2005 express and need to upgrade to standard edition to get the features i require. My initial thinking was a single processor licence for 2005 standard edition as you get unlimited user connections. The app is designed so that no matter how many users co...more >>

What is the difference between the two method of creating a socket? new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp); new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.IP); It is my understanding that the third parameter in this scenario has...more >>

Hi, I have some problem of silverlight but i can not found any news group about silverlight, so i post my problem here. 1. Does mediaelement of silverlight support live stream? i just create a silverlight javascript application, put a mediaelement in page.xaml, set the source property as...more >>

Probably a dumb question, but...how do you run aspnet_regiis? I'm trying to run it from the command line and I keep getting an error: C:\WINDOWS\Microsoft.NET\Framework\v1.1.4322>aspnet_regiss -c 'aspnet_regiss' is not recognized as an internal or external command, operable program or batch f...more >>

Hi, I'm experiencing some kind of thread behavior problem in a WinForms app in Vb.Net 2.0. Actually I'm doing some huge interop using DirectShow to interact with my miniDV camera. The problem is that if I put the code to read the camera's timecode inside a button_click routine it works just...more >>

"Windows Client Print Driver" was a printer driver to generate xaml file. I'm trying to run Svg2Xaml tool but could not get the driver any more. The link was http://longhorn.msdn.microsoft.com/lhsdk/docservices/overviews/edocs_printer_driver.aspx. Jim ...more >>

The number format in Libya is to have 3 digits after the decimal place. I am basing this upon feedback from our Libyan customers. The following site also reflects this standard: http://en.wikipedia.org/wiki/ISO_4217 However, in .Net as well as Windows the numbers are formatted with only 2 ...more >>

I'm trying to get an app to run on logon as the shell. We have our app run as a kiosk by replacing the shell key value in HKCU\Software \Microsoft\Windows NT\CurrentVersion\Winlogon\Shell I've tried the following (used to be a ref to the actual exe, which now needs to run the clickonce proxy ...more >>

I have some MS Access databases linked to SQL db's. I need to create a Web Form with Visual Studio 5.0 for useres to enter and edit data. Would it be better to establish a new connection to the SQL table from VS Web site or should I create a connection to the MS Access database? Is there a ...more >>

Hi, I need to get the details about the exchange server name, email address, username and password from the outlook, which is already configured. Is it possible to retrieve those values in C#? I tried using the following code Outlook.Application objOutlook = new Outlook.Appli...more >>

hi, I have a windows service written in VB.Net and framework 2.0. It is a multithread service and it is using threadpool to manage threads. Recently I have started getting NullReferenceException and after that windows service crashes. System.Transactions Critical: 0 : <TraceRecord xml...more >>