How can I disable/enable network adapters in C#? Thanks, Nick Z....more >>

How can I calling a stored procedure (say "sp_example") in ADO.NET 2.0? I used to do this in ADO.NET 1.1, but in 2.0 (beta2 vs2005), after the following ... sqlConnection con = new sqlConnection(strCon) sqlCommand cmd = sqlCommand("sp_example", con); cmd.CommandType = CommandT...more >>

Hi I am not sure if we can do it and if can, then how. I have a class with a property that return object as its return type. when i am trying to Serialize the class it gives me error **************************************************************** An unhandled exception of type 'Syst...more >>

hi all ia am getting following error at a time of displaying folder browserdialog in c#. 'Unable to cast object of type System.__ComObject to type IMalloc.' can some one help me why this is happening. I am just calling showdialog method without setting any property. any help will be apprec...more >>

I'm creating a C# (.NET BETA2) Windows application (NOT a Web application, a Windows application), and I would like to programmatically selecting a row inside of a DataGridView. It seems like it should be pretty easy to do, but I'm have a hard time with this. Can anyone give me any guidanc...more >>

I have an object being passed into a method that I know implements the + operator. How can I execute this method if I dont know its type? What I want to do is... public object Add(object o1, object o2) { //what needs to happen //return o1 + o2; //What i want to do... r...more >>

I am building a Pocket PC Application that uses a dataGrid. The dataSource for the dataGrid is a dataView. When I insert a new row into the dataTable it shows up in the dataView aswelll (that's what I want). The new row is saved into the database by calling the Update method of the dataAdapter, a...more >>

Are there any separate newsgroups for .NET v2.0 and VS 2005? ...more >>

Hey everyone, for reasons I can't explain quickly, I'm developing a completely custom OK/OK_CANCEL dialog, though I think many people would benifit from this knowledge. I basically need to re-invent the wheel and provide a simple API like: Result result = CustomDialog.Show( Mode.OK_CANCEL,...more >>

What's the purpose of "Base64 encoding and decoding"? Thanks in advance! ...more >>

Okay I installed the LINQ preview on Beta2, and anything I write gives me this error now. The documentation over here - http://msdn.microsoft.com/vs2005/currentreadme/default.aspx aptly tells me -- Also, an exception gets thrown in some cases System.InvalidProgramException: Common La...more >>

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I'm pretty new to C#, but I've had a lot of experience with MFC. MFC had a mechanism for updating dialog controls using an idle message. For those unfamiliar, basically you would override OnIdle and call UpdateDialogControls(), and that would send WM_UPDATECOMMANDUI messages to all the controls...more >>

I was trying to derive a class from System.Windows.Forms.ComboBox. My = goal was to create a class that loaded its own data. I did not want to = create too many objects, so I tried to share a Database object from the = calling class, but the compliler doesn't like it when I try to provide = and...more >>

I've looked at a few examples and think I can work with one of them but just wondering if anyone has already done similar. Router = Microsoft wired base station. It has a web page config system which has one text box to enter a password. It will be hard coded so no need for anything fancy ...more >>

this code set the color that I want only on the first pixel. I have an X & Y values of the pixel that I want to change. How do I change the pointer's position according to my X & Y values that I already have? BitmapData bmData = b.LockBits(new Rectangle(0, 0, b.Width, b.Height), ImageL...more >>

I have 2 textboxes and one button and I don't know why my code doesn't work. All I'm trying to do is write a number 1 into the textbox with the focus. so if the user puts the cursor in textBox1 and pushes the button the 1 should go into that box. If the cursor is in the other one the 1 should ...more >>

I have an application that allows users to view images and hear sound files. The images and soundclips are stores in a SQL database in image fields. Originally, I transferred the data from an Access database using the Upsize wizard. I have been able to retrieve the data from the SQL database u...more >>

Using 2.0 with Master Pages and a GlobalBaseClass for the content pages. I understand the easy part -- the hierarchical structure of a namespace naming convention -- but the 2.0 IDE does not write a signature for the developer and after getting a good start developing a 2.0 application I th...more >>

Hello; I have dynamically crated string of numbers divided with comma (2,3,5,6,4,) Last comma is trimmed becose I need this string to create SQL query When string is not empty it works fine, last comma is gone. Now I need to make to determine if string is empty to skip trimming comma. Som...more >>

Hi, I want to write a c# application to capture the contents of a magnetic stripe card with a card reader attached to the USB or COM port of the PC. Are there any libraries or anything available to do this, or do I need to read directly from the these port? Any suggestions welcome ;) or Any c...more >>

Hi All, I am creating a web app and on one form I am using multiple SqlDataAdapters which I dont think from a design stand point I should be doing, correct? Can I only use one and change the sqlcommands associated with the sqldataadapter to point to other sp's that I have created in Sql ser...more >>

Hello I created a web service that runs a new process whice is a vbscript. It all works well, i can see the wscript.exe running in the Task Manager under the user ASPNET but nothing happened. I did a little test, wrote a vbs that creats a folder but still nothing happened. it runs in the backgr...more >>

hello, - I have a Bitmap Object named: bmp1 - I already have the numerical values of:red,blue and green colors + I have the X and Y cordinates. How do I set the pixel value via safe code on the bmp1 object? (the pixel location based on the X & Y values and it's color based on the red,b...more >>

Hi all ! Here is a tricky one, only for gurus ! I would like to associate a presence information with a base type. In C language, we added a boolean presence field with each optional field : typedef struct { unsigned char myFieldIsPresent; unsigned short myField; } SExample; L...more >>

Hi, Is there a way to execute a function after 1 minute on server-side once a web form is rendered? Can you please show me some code to illustrate this? Thanks, ~yamazed ...more >>

Hello, I want to send an additional info with byte array wiith sockets as "one packet". I know how to send the byte array by himself, but how can I send the additional info with it at the same time (as one packet)? thx for yout answers. ...more >>

I have define some appsetings in ap.config like: <configuration> <appSettings> <add key="MailBody" value="Test Mail body"/> </appSettings> ..... I use txtSubject.Text = ConfigurationManager.AppSettings["MailSubject"].ToString(); But it can't compile. How can I retrieve a...more >>