Hi, I am facing some problems while implementing passport authentication. I have followed the following steps ... 1. Installed Passport SDK 2. Got the Key and installed 3. Set SiteID using admin tool After all these, the Login page wouldn't come up on login.aspx page In the EventLog, i ...more >>

Hi to all, is there a way to get the window handle of the main window of an application or process ? For example, if someone opens Microsoft Word, he gets a window so he/she can write text. Spy++ gives that this window is called _Wwg. How we can get a handle to this window assuming that we...more >>

Now I have create a database with ADOX component, could I create a table and read or modify the data in the databse with OLEDB component ? ...more >>

How can i run a program with some options from my windows form??? I have a fileinfo object with the name of the file... ...more >>

Hi! I have a trouble with web service. One of webmethod's parameters is a class B derived from class A with public properties. Visual Studio generated proxy contains both class A and class B, but when I pass class B from clientside passing ALL public properties from class B and class A only B'...more >>

How can I get the directory name that the aplication is being executed??? []s... ...more >>

Hello NG Is DAAB 3.1 the offical replacement of Microsoft Data Access Application Block 2.0? DAAB 3.1 download: http://www.gotdotnet.com/Community/Workspaces/viewuploads.aspx?id=c20d12b0-af52-402b-9b7c-aaeb21d1f431 We'll use for our online stock exchange game (www.borsagame.com) a data ...more >>

Hi all, I have a problem when using a DataSet. I am using it to query a SQLServer database as follows. In my code it looks like SqlDataAdapter eDA = new SqlDataAdapter(sqlcmd); // where sqlcmd is a SQL String DataSet ds = new DataSet(); eDA.fill(ds); So far so good. That runs wi...more >>

Hi, I am trying to read a XML-File which I marked as embedded resource from within the code of my DLL. Unfortunately it doesn't work. On my search for the error I inserted some code for outputing all Resources names to a simple textfile. Here nothing is output. Here my code (a little me...more >>

Hi! We create an inherited user control and add it to a form. When we successfully compile the project and switch to the designer of the form again, the control disappears and we get 2 error messages in the task list: There is already a component named 'dataGridControl1'. Components must ...more >>

Hi, In my web service method (written in C#), I have a method like public string myMethod(out int[] test1, string test1) but when I use a web client to access this method, I got a run time exception: System.NullReferenceException: object reference not set to an instatnce to an object. What ...more >>

Hi, I have code that load DataSet with data from SQL Server Database using OLE DB. When I want to fill datagrid with data I got error 0x80070057 (something like 'Zero is not valid value, use valu from minimum to maximum'). Part of code which generate this Exception: try ...more >>

Follwing the struct: [StructLayout(LayoutKind.Sequential, Pack=1, CharSet=CharSet.Ansi)] public struct TpSomeMsgRep { public uint SomeId; [MarshalAs(UnmanagedType.ByValArray, SizeConst=2)] public Byte[] notinuse1; [MarshalAs(UnmanagedType.ByValArray, SizeConst=674)] public Byte...more >>

Hi all, I am working on windows base CSharp application. I want to use Crystal reports and viewer in my project it works fine through wizard but after deploying the application database path get changed as I am using access... How to set parameters of crystal report dynamically...? Thanx I...more >>

Hi all, I want to write a C# server that will invoke all umanaged COM client methods; using something like connecitonpoint mechanism in C++. Does anybody know how i can do this in C#? tia, Sandip Shahane ...more >>

I added some sounds to my application, but the example in the msdn Library did not work. It had: [DllImport("coredll")] public static extern bool PlaySound( string szSound, IntPtr hMod, PlaySoundFlags flags ); The file coredll was not found. I changed it to [DllImport("WINMM")] and i...more >>

I've been looking at the XML documentation for C# code. I've put in a number of <summary>, <remarks>, <param> tags and used the /doc switch to create an XML file. What now? I was expecting to have a style sheet or some other mechanism to present the documentation. I was also expecting to ...more >>

Hello all, Convert.ToDouble(this.comboBox2.Text.Substring(0,10)); This can result in an error, but sometimes, it doesn't, because this.comboBox2.Text.Substring(0,10) is a value that CAN be converted to a double. Is there a way to check for this possibility, and only convert when the value C...more >>

I can't find how to set a Winapp project to a mazimized form as it's default. As a matter of fact I would like to have the form maximized and then disable the button so that it stays that way. thx md *** Sent via Developersdex http://www.developersdex.com *** Don't just participate in USE...more >>

Good morning, I have a classic ASP app that I'm converting to .NET. In the existing app when accessing infrequntly changed data, it reads a database once a day, and saves the results in an application variable. I'm trying to replicate this in .NET, but I'm using a data access layer (DAL) t...more >>

Is Visual Studio .NET 2005 avaleble or it's only beta version on this time? ...more >>

Hi, I have two references to the same string, like this: string s1 = "One"; string s2 = s1; s1 = "Two"; <--- s2 is still referencing to "One" Now, I want that when I change the value of one variable (s1), the other one (s2) is changed also. Can string behave like all other reference t...more >>

Hey all, my name is Dan and I'm brand new to C#; all my previous programming has been in VB6, so this is quite a change. I'd like to read to and write from a simple text file that's in the app directory. How do I do that, and what's the accepted way to store the file in memory? I know in VB i...more >>

Hi, How do I disable the enter key for a "Form"? so that user has to click the "Submit" button. Is there a way of doing it other than using Java/VB script? Thanks, Stephen ...more >>

Hi, I am having a problem updating a database table in an application of mine. The application is thrown when i fire the following command... Adapter.UpdateCommand.ExecuteNonQuery() ; The exception that is being thrown is the following... message -> "Data type mismatch in criteria express...more >>

Hi, i created my first application with c# (normally i am programming the other language where C# borrowed from) and i am impressed about the IDE and the language itself. I used the Whidbey C# Express Beta. But because i am a newbie, my questions is also quite beginner like. I created a ...more >>

Given the following scenario: class Base1 { protected virtual void Method1() { } } class Derived1 : Base1 { protected override void Method1() { // do stuff base.Method1(); } } class Derived2 : Derived1 { protected override void Method1() { base....more >>

In my array i have 10|5.98 string[] mySplit = myArray.Split('|'); string DeliveryAddress = mySplit[0]; string ShippingID = mySplit[1]; my problem is ShippingID contains 5.9 not 5.98 can anyone tell me where my last number has gone, or how i get around this problem? Thanks in advance ...more >>

Hi, I need to bind a socket to a port that's specified in the C:\windows\system32\drivers\etc\services file. Is there a GetPortByServiceName() method in C#? If not, does anyone have any suggestions on how best to do this? Thanks, John...more >>

Hi all, I am using the standard System.Windows.Forms.ComboBox controls on a form. There are 5 or 6 comboboxes and their selection depends on each other. The comboboxes behave strangely probably because there are two properties called SelectedIndex and selectedIndex. Both usually have differen...more >>

The following code raises an error. "The expression being assigned to 'CeMate.frmMain.BACKCOLOR' must be constant" private const Color BACKCOLOR = Color.AliceBlue; I want to define some const colors. How do I do this please. ...more >>

For some reason, I have an errormessage popup that "blinks", but pops up BEHIND the applications, which is confusing to users. Is there any way to force it to the top? ...more >>

Is it safe to use linked lists of objects or is it likely that garbage collection will dump the nodes? thanks ...more >>

I need to call a jsp page from my C# code and pass same parameters to it, can any one tell me how to do that? Thanks. Linda Chen...more >>

Hello, I'm wondering what would be the best way to remove the main form from a project, or at least hide it. My program is going to use a NotifyIcon control to be in the system tray. I'd like to be able to open other forms but don't need a main one. Is the only thing to set the opacity to 0%? ...more >>

Hi All, We have an application in which all assemblies have version 1.5.0.0. After client wanted some changes we changed few of the functionality and changed the version to 1.5.1.0 as per client demand. Now client wants to have a patch like installation. Means, if you are having 1.5.0.0 ver...more >>

I'm trying to make/find a textbox control in which to create shortcuts....For example when Shift, Alt, and F are pressed it'll show "Shift + Alt + F" and change based on which keys are pressed. Is there already a control that does this? Thanks ...more >>

Hi I want to know the date and time of the event log entry I just created. How do I do that? I use myEventLog.WriteEntry(source, messageText, logEntryType, eventId, category) but I cannot find anywhere any return values. Thanks...more >>

Hello. I have very simple problem, but it's still a problem. I'm trying to build TreeView in C# with data from DataSet. It is very simple tree, no join tables, no load from XML only very simple data from dataset The data in the dataset: Domain computerName xxx a xxx ...more >>

I am trying to directly set the pixels in a 32ARGB image but for some reason i am not setting them correctly. I have a struct 4 bytes in size... public struct PixelData { public byte Blue; public byte Green; public byte Red; public byte transparent; } I set the data to the corre...more >>

I have a question regarding UDL's... Is it not better to use a udl file for windows applications that uses ADO.NET? I've heard that whenever you store connection strings for a windows application, it is much better to put it in a configuration file. Any opinions? Thanks! ---A ...more >>

Hi, I have a application that I need to create multiple new "iexplore.exe" processes (show more than once in taskmanger) and control them using the shdocvw/mshtml. I am able control Internet Explorer with instances created with the shdocvw. e.g. Activator.CreateInstance(Type.GetTyp...more >>