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Articles indexed in March 2010

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Connect to SQL Express database (5 replies)

I have just joined the "I'm sure I've missed something obvious club" I have VBExpress 2008 installed with SQL Express 2008 with the SQL Express management studio. I started building a prototype database in Management Studio: nothing complex, just a cascade of administratve tables to create a logical context for the real data. Next I created a project which would provide simple linked controls to p...

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Customizing / overriding ComboBox (2 replies)

Hi, I would override a Windows.Forms.Combobox to have a MyObjectCollection instead of a ObjectCollection as Items property. I've try writing this code, but it seems that items are stored somewhere else (not in Items property). I can add items to collection but when I try to select an item from the combobox (at runtime) an exception tells me that there is no such element in Items (litterally it tel...

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Help: Visual Basic Setup Problems (26 replies)

I picked up a book to learn Visual basic but cannot install it on my system after I download it from this site: http://www.microsoft.com/express/Windows/. I'm assuming my pc is the problem, but have no idea where to start. It seems to stat installing, but then I get a pop up that says: "Microsoft Visual Basic 2008 Express Edition with SP1 ENU has encountered a problem during setup. Setup did not c...

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THE BEST ONLINE SURVEYS! (2 replies)

REGISTER HERE http://www.AWSurveys.com/HomeMain.cfm?RefID pashtet1

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Q: Is it me or is ADO.NET **BACKWARDS**? (20 replies)

To simplify the question, I create 2 tables in SQL. Table 1 has columns: ColumnA (PK), ColumnB and Type. Table 2 has columns: A (PK) and Description Now, I want to set things up so that Table 1.Type is of type Table 2.A. 1) I guess in SQL lingo, what I'm trying to say is that Table 1.Type is a FK to Table 2.A. Is that correct terminology? Is that backwards? It appears to me to be correct. 2) So I ...

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How to get the users set of date format pattern strings? (3 replies)

I would like to get the current user's set of date format pattern strings as listed in the Control Panel regional settings applet. For my UK English system I see the following patterns listed: Short Date: dd/MM/yyyy dd/MM/yy d/M/yy d.M.yy yyyy MM dd Long Date: dd MMMM yyyy d MMMM yyyy If I use GetDateTimeFormats (d and D) the results match the expected patterns above, but of course they're the for...

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Non-Unicode strings in VB.NET? (7 replies)

I've been reading the MSDN documentation on the System.Char and System.String types and they mention Unicode throughout without even mentioning non Unicode versions. How do I get a gool 'ol one byte char and non Unicode string in .NET? Thanks, Alain

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Unable to start Server Service on remote machine (2 replies)

hi, i am trying to start Server service thru .net code on remote machine but unable to do so. here is the code.. ConnectionOptions con new ConnectionOptions(); con.Authority "ntlmdomain:DomainName"; con.Username "x"; con.Password "123456"; con.Impersonation ImpersonationLevel.Impersonate; con.Authentication AuthenticationLevel.Packet; con.EnablePrivileges true; ManagementScope ms new ManagementSco...

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CodeDomSerializer (7 replies)

Hello, Anyone have a sample usage of CodeDomSerializer which serializes/deserializes a custom constructor? Thanks, Eric

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Can anyone help with this exception, please? (2 replies)

Hi all The following stacktrace is generated in the environment and action detailed below, environment: vs2005, c#, winforms, dataset, detail view, bindingNavigator control user action: load form, click addnew button, then click movefirst button I have tried using the bindingNavigator MoveFirstItem Click to check on null values, but the event is not raised before this exception, and I can not find...

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set several menuitems.visible=true (7 replies)

Hi all,i got menu like this Master Transaksi Karyawan name : mnuKaryawan Penjualan name : mnuJual User name : mnuUser Logout Exit I'm trying to show the mnuKaryawan etc based on user rights... I use database to store the menu name,and the table like this position menu admin mnuKaryawan admin mnuUser user mnuJual How to set the mnuKaryawan etc.visible true ? Thanks a lot....

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Loop URL (2 replies)

I have a 3rd party product that is called on a server with a URL. I will have to run thousands of these URLs in a batch. I will do this in winforms, perhaps in a Windows Service, running on the server. Are there dotnet commands to loop through URLs, where I can run the URL, then wait for its response, then run the next one... in a loop. I am just unclear on the call to run the URL, and the waiting...

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java webservice requires usernametoken over basichttpbinding (3 replies)

I need to call a Java webservice. I can add a service reference without problems, and I get Intellisense in Visual Studio. However, when I try to call a service method I get an error message saying "Missing (user) Security Information". I n my code I try to set usercredentials: testWS.WarrantyClaimServiceClient svc new TestClient.testWS.WarrantyClaimServiceClient(); svc.ClientCredentials.UserName....

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how to call wcf service from another wcf service or class library? (5 replies)

Hi! I??m having problem consuming a WCF Service. To call this Service, I created my own WCF Service with VS2008 own template. Then I added a Service Reference to the WCF Service to consume. So far so good, the service shows up in the Solution Explorer and all methods as well. Then I Created a Class to call the Service from my own WCF Service. And everytime I try to create an object I get the same ...

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Installing device drivers as part of VS2008 setup application (3 replies)

A colleague in another department has produced device drivers for some USB devices that I need to communicate with in my VS2008 .Net application, and I'm looking to simplify the installation experience for our users. Currently I just put the driver files onto the CD in a folder, and the Windows Add Hardware Wizard will usually take them through the process. What I would like to do though, is to in...

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How do I tell what bitness my code is running in? (2 replies)

I want to tell if we are running in 32 bit or 64 bit mode. thanks dave david@at at [email protected] Windward Reports http://www.WindwardReports.com me http://dave.thielen.com Cubicle Wars http://www.windwardreports.com/film.htm

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Custom errors won't turn off (2 replies)

..NET Framework 3.5 Visual Studio 2008 C# I implemented my own transport channel. It works to a point: the client is capable of invoking a method on a server singleton. When the method completes successfully it exits and back on the client I receive: System.Runtime.Remoting.RemotingException was unhandled Message "Server encountered an internal error. For more information, turn off customErrors in...

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w3wp.exe (ASP .Net) eating memory (2 replies)

Hello, i'm on a VPS with Windows 2003 x64 (IIS 6.0 so) and i have a serious problem with w3wp.exe. It starts from 60 Mb and then grows until the whole avaiable RAM is used. http://img32.imageshack.us/img32/4120/w3wpgraph.png Here's an example image showing w3wp.exe private bytes and Gen 0 Heap size. They seems related, but if I use ".NET CLR Memory/# Bytes in all Heaps " it is much lower than priv...

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ODBC and Excel (2 replies)

Hello, I am using the following connection to Query and Excel Spreadsheet: AConnectionString "Driver {Microsoft Excel Driver (*.xls)};DriverId 790;Dbq " & ofdSelectFile.FileName & ";DefaultDir c:\;" ASourceConnection New Odbc.OdbcConnection(AConnectionString) Dim ADataAdapter as new odbc.odbcDataAdapter("SELECT * FROM $Sheet1", ASourceConnection) ADataAdapter.Fill(MyDataset) This works Great, howe...

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Port Compiler Options (8 replies)

I currently own a license for Crossworks for ARM and would like to compile the port using it. With the code for the CLR now available, is it possible to compile the port with any ARM compiler or are we still restricted to the Keil ARM gcc compilers?

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Keep getting SocketExceptions (6 replies)

I am using the System.Net.Sockets.NetworkStream to read data from a network connection I keep getting exceptions #### Exception System.Net.Sockets.SocketException E FAIL (11) #### #### Microsoft.SPOT.Net.SocketNative::recv [IP: 0000] #### #### System.Net.Sockets.Socket::Receive [IP: 0018] #### #### System.Net.Sockets.NetworkStream::Read [IP: 005e] #### #### MFToolkit.Net.Web.HttpRequest::Read [IP:...

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Problem Loading a DLL (4 replies)

I'm having some issues now that I can't see what I'm doing wrong. I'm Pinvoking a non WindowsAPI DLL (I mean, not a dll provided on windows). Pinvoking LoadLibrary, I can get a IntPtr to any WindowsAPI DLL, but never I can get a pointer to my DLL. The code I'm using is very simple, like this one: [DllImport("kernel32.dll", SetLastError true)] public static extern IntPtr LoadLibrary(); static void ...

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GDI (2 replies)

Hallo, I have a small (hopefully) problem... I defined an user control that in the Paint overriden method does the following things: protected override void OnPaint( PaintEventArgs e ) { e.Graphics.Clear( BackColor ); e.Graphics.SmoothingMode SmoothingMode; e.Graphics.CompositingQuality CompositingQuality; e.Graphics.InterpolationMode InterpolationMode; e.Graphics.TextRenderingHint TextRenderingHi...

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Component doesn't register in COM+ (4 replies)

Hi I did a simple COM and when trying to register it gives the following error "One or more files do not contain components or type libraries. These files cannot be installed" I have tried debug/release both versions, still the same. Before adding I have compiled teh component with strong naming as well. The option in the compile option dialog which says "Register for COM interop" have been enable...

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Nativewindows (3 replies)

is System.Windows.Forms.NativeWindow supported in ..net compact framework 2.0? or 3.5? Thanks!, Carlos

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