YdN's Q&A profile

• Visual C# How to Implement an Interface

  Hello Everyone, I have an Interface, named IChannelEvents. How can I implement it in my C# code. This interface is coming by refrencing a COM Component. When I have to call some method I have to pass a reference to it, how can I do that..... For example... channel = d.OpenChannel("Client", IChannelEvents); How can I pass IChannelEvents, as when I do it, its NULL....... I know the way to do it in C++ code, but I want t ...Show All

• Visual Basic Concurrency Problems

  I am currently developing an app in Visual Basic 2005. I am using the following code to save changes to the database. Me .Validate() Me .BindingSource.EndEdit() Me .TableAdapter.Update( Me .DataSet.DataTable) However, when the SaveItem_Click event is triggered a concurrency violation is reported: System.Data.DBConcurrencyException: ConcurrencyViolation: The UpdateCommand affected 0 of the expected 1 records The ...Show All

• Visual Studio Express Editions The VS Web Developer Beta Installation(One with SQL CTP April Edition)

  Hi i hvae installed the VS Web developer Beta2. (One which have SQL CTP april edition). I am not able connect to the SQL server. Whats the solution for this. Hello Jai, Many issues have been fixed since the April CTP.  I would recommend trying the final released version of the product from the link below. http://msdn.microsoft.com/vstudio/express/vwd/ --Omar (msft) ...Show All

• Software Development for Windows Vista How to call webservices in a workflow in an asynchronous way

  Hi, I am doing R&D on the features of Windows Workflow Foundation which we are going to apply for our project after release of WWF. we are using SOA Architecture. So I need to call services based on the rules. I have succeded in doing them practically using Sequential and State Machine Workflow. So, now I want to achieve Asynchronous way of calling webservices. I don't know whether this can be possible with WWF or not. If it is possible, ...Show All

• .NET Development Using DateTimePicker in Visual Web Developer 2005

  Hello, I am after a dropdown calendar for my web forms. After some search on the wen, it seems like the 'DateTimePicker' is why I am after, but I can't find this control inVisual Web Developer 2005. Any idea how I could import/use it there Thanks a lot for your time Please post this on the http://forums.asp.net forums. ...Show All

• .NET Development isInRole() not detecting all groups

  Hi, I've got some c# that connects to my LDAP server and brings back a list of all the groups in the domain. I then iterate through this list and perform a WindowsPrincipal.IsInRole(groupString);   This works fine for most of my groups but not all. For some reason a couple of them are never found by IsInRole even though I can clearly see myself as a member of the group in active directory. I have used the full group name as well as ...Show All

• Windows Forms Problems with debugging the Window Projects

  When i debugging the windows forms application,it throws arithematic excepetion. for removing the error,i have reinstalled the vs.net in startthat it runs very well   but this problems come after some time.             tell me wh ...Show All

• Visual Studio new behavior of string Replace function in VS2005

  Hi all, We have a function that makes use of the string replace function in a CR formula.   In previous versions of .NET (both VS2003, and earlier) this worked OK.  Now running in VS2005, the behavior of this function is different. Here is a sample of the code:     StringVar sTemp := Replace ({Notices.ReminderNotice}, "@Name", {@DriverName }, 1, -1, 1 );     sTemp := Replace (sTemp, "@Type", {Sou ...Show All

• Software Development for Windows Vista The workflow failed validation

  Does anyone know why the below would occur if I simpily moved it to a different assembly Thanks in advance, Mardo -- Server Error in '/Mimi' Application. Ok, Here is the deal. I had a workflow in a "workflow project". I moved the classes into another project to try and clean up everything. It could not find any conditions. What you have to do to fix this is add the line to your .proj file that has new classes from the workflow pro ...Show All

• Visual Basic Streaming text from a view to a file.

  The following code is supposed to place data rows from a SQL Server 2000 view (vwExport) into a text file: G:\doc\Output.txt. The compile error I get is: 'Application.ApplicationDataSetTableAdapters.vwExportTableAdapter' cannot be converted to 'System.Data.DataTable'. Code: Dim strExport As String = "" Dim strExportFile As String = "" Dim x As DataView = New DataView(VwExportTableAdapter) Dim z As Integer Dim y As ...Show All

• Visual FoxPro like command

  hi again,i have the below simple line of sql code local temp temp=thisform.TextBox1.Value SELECT costomer from customertable; WHERE costomer_description LIKE temp the command works perfectly and i get the results in a new vfp window. is there a way to change the command in such a way so that i get the recno of the result.the reason is because there is already a grid on the form and i guess that if i had the recno from the select command i could ...Show All

• Visual C# Garbage Collection

  I am running Ants Profiler to do memory testing on our ASP.net application.  The Profiler reveals that 308,313 System.String objects had been allocated and 17,900 are currently still on the heap.  That means to me that .Net has released 290,413 from memory.  Is there anything that I can do to reclaim the that memory or am I at the mercy of .Net's GC Any help is appreciated You might want to think ...Show All

• SQL Server Output Multivalue Parameters

  I'm trying to output all the values selected through a multivalue parameter, but I am having difficulties. In the text box, the parameter contains only four member functions (value, label, count, ismultivalue). However, to output a value or label for the parameter you need to specify an index in the form of: Parameters!Names.Value(0) Ideally, I would like to be able to obtain all these values with a function call, but it doesn't look like ...Show All

• SQL Server Can't connect to SQL Server 2005

  Hello, I have a problem with connecting to SQL Server 2005. I have a small network at home with a WLAN router connected to Internet. My notebook computer and desktop computer are connected to router. My SQL Server 2005 is installed on notebook computer and Microsoft Server Management Studio is installed on desktop computer. I wanted to add login so I could connect to it from desktop pc and a problem came up. When I tryed to add acco ...Show All

• Windows Forms Windows Constants Posted

  I can't count the number of times I've wanted to catch a window message but didn't know to translate the message name to an int.  In order to make this easier for everyone, I've created a class which defines many of the common constan ...Show All