msj3990's Q&A profile

• Windows Forms need thoughts on DataGridView issue

  Say,  I'm trying to figure out if it is possible to use the datagridview (or any other control) to seperate my rows into multiple groups.  It would also be great if these groups were collapsible, but not required.  Any ideas on how to accomplish this with the datagridview   Any ideas would be appreciated. ...Show All

• SQL Server RS 2005: Excessively Long String error when printing

  I have a VB.NET 2003 WinForms application that contains a browser control to render reports within. I have a SQL Server 2005 Reporting Services instance - and through the RS site, the reports come up great, and print just fine. However, when pulling in the reports through the WinForms application, when trying to print - I receive an error. A message box pops up that says "An error occured trying to get the current window." The next message is: ...Show All

• Windows Forms How to set DataGridViewComboBoxColumn to display nothing ?

  Hi all,   I would like to display nothing when the user chooses the first option of the combobox.   In Visual Basic 6.0 I would use something like that :   DataGridViewComboBoxColumn.SelectedIndex = -1   I use the newest VS 2005 (no beta).  Thanks !  Best regards,  Joao Araujo   Mark Rideout wrote: One other way, the DataGridView supports the Ctrl+0 keystroke to enter a null value into a cell, ...Show All

• Smart Device Development program crash for unknown reason - help!!

  Hi! i created a vb app with a C++ dll and made no changes to the dll but added another form to the vb app. the form does nothing except display a few images and text (a temporary help file). the application itself is a recorder and player that has been working for some time now. after adding the 4th form and deploying to the device, my recorder caused the app to hang and my player caused it to crash. this never happened before and i didnt make a ...Show All

• Visual C# Problem about Control's SetStyle

  I create a component inherit from UserControl,now,when i use SetStyle in initializing instance,code like this: SetStyle(ControlStyles.DoubleBuffer,true); SetStyle(ControlStyles.ResizeRedraw,true); SetStyle(ControlStyles.UserPaint,true); SetStyle(ControlStyles.AllPaintingInWmPaint,true); but,when use this component,it seem work well when set this small size,when i set size as 30000,30000,it contains a error:System.ComponentModel.Win32Exception ...Show All

• Visual C++ C++/C#

  What's the difference between C++ and C# Jean My response to Jean was more philosophical.  I don't intend to be the spokesperson for C#, at least not today.   Every person's needs are different.  You can find a wealth of information on the web to help you come up with answers for specific questions. Here's one: http://www.andymcm.com/csharpfaq.htm   This also give references to a few books. You also might find ...Show All

• Software Development for Windows Vista Adding Duplicate Services...how come I can do it?

  WorkflowRuntime container = new WorkflowRuntime (); string connectionString = "Initial Catalog=WorkflowStore;Data Source=localhost;Integrated Security=SSPI;" ; NameValueCollection persistenceParams = new NameValueCollection (); persistenceParams.Add( "UnloadOnIdle" , Convert .ToString(arguments.unloadOnIdle)); persistenceParams.Add( "ConnectionString" , connectionString); SqlWorkflowPersistenceServic ...Show All

• SQL Server Getting data type of IDTSCustomProperty90

  Hi,   I need to get the data type of a IDTSCustomProperty90 property. I can get a control flow DtsProperty data type by simply using the Type property (which returns a TypeCode) on the DtsProperty object. However, not able to find a similar property/method on a IDTSCustomProperty90. Thanks, -Suri ...Show All

• .NET Development Problem with XsltCompiledTransform for large data

  Hello! I was wondering if anybody could help me to solve my problem: I call a stored proc in SQL server with ExecuteXmlReader, then load my xslt stylesheet into XsltCompiledTransform, create a output file stream.  and call Transform method. The problem is that it works fine for small resultsets. Fot large resultsets ( ~1Mil Rows ) the process in Task Manager increases memory allocation and slows down extremely. I hoped that as I used xmlrea ...Show All

• SQL Server Encryption and recovery on standby machine

  Hi there, to follow on my question in the other forum, I have a database with triple des encrypted columns Master key created, certificate and symmetric key using certificate. Values inserted into table (encrypted) Can select etc, all works fine. Back up and restore database on another server, decrypting the data results in NULLs being returned. Backed up and restore the master key, cerficate, etc but either it completes successfully ...Show All

• Game Technologies: DirectX, XNA, XACT, etc. DrawIndexedUserPrimitives in .Net 2.0

  The new DrawIndexedUserPrimitives doesn't support arrays anymore but only GraphicsBuffer. If I simply write the index an vertex arrays into two GraphicsBuffers DrawIndexedUserPrimitives fails with an exception (Invalid call). How can I convert old code   Thanks. I did some debugging and it the error was that the vertex shader was not set correctly. I looked into the assembly with reflector an ...Show All

• Visual Studio Team System Load Test requests/sec drop to zero

  I'm seeing a recurring problem in a load test where requests/sec drop to zero during the test, and then resume normal levels 1 minute and 15 seconds later. The load test has 25 users, starting at 1 and ramping by 3 every 8 seconds - it consists of 2 webtests. I reach a constant user load and everything cranks along pretty well until about 30 minutes into the test. Then reque ...Show All

• Visual Studio Team System New System definition using SDM SDK

  Hi, I'm trying to create a new SDM system definition using the SDM SDK. I'm using Visual Studio TS Beta2. I successfully compile my .sdm file, I'm able to create manager dll using SdmG and CSC and I also create a prototype for toolbox using protogen tool. When I install my sdmDocument into VS (by adding required entries into registry - EnterpriseTools\Sdm\InitializationFiles and EnterpriseTools\DesignerPrototypeFolders) I see an entry ...Show All

• Visual Studio Express Editions How to get started in Visual C++

  Hi I have basic knowlege of C++ (DOS environment), Please advise the best route to learning the basics of Visual C++, books, training etc. Regards Greg Ps I have down loaded the MS Visual C++ V 5 MS VC++ V5 Do you mean 2005 If you are already familiar with the C++ language then I think you should look into if it is .NET or Win32 that you would like to learn more about. At the Visual C++ Deve ...Show All

• Visual Basic How do you get the "Solution Configurations list box" back? HELP!!!!!!!!!!!!!!!

  I need to switch a program from debug to release and ofcourse in the help it states: "On the Standard toolbar, click Debug or Release from the Solution Configurations list box."   Only it isn't on the standard toolbar anymore nor is it under the add remove buttons pulldown menu.   It was there when I installed VS 2005 Beta and I didn't remove it but it seems to have disappeared on it's own and I can't see where to g ...Show All