Hello, I'm using Visual C# 2005 Express. if I create a new "application windows" project and run it (F5), it works well. (an empty window is launched..) as soon as I set the build action to embedded resource, I can't run it anymore because I got an error on 'WindowsApplication1.Form1.Di...more >>

I am trying to create a generics class with multiple constrains, as follows: public class KeyHandler<T> where T : TextBoxBase, ComboBox When I try that, the compiler would complain: The class type constraint 'System.Windows.Forms.ComboBox' must come before any other constraints If ...more >>

I see that array names are pointers and that a given array, say A[,], can be altered within a sub when passed as an argument; whether it be by (ref double[,] A) or by (double[,] A). I do not clearly understand when to use (ref double[,] A) but I believe it is when I want my sub to be able ...more >>

Is there a difference between: private Double[,] B = new double[2, 2]; and private double[,] E = new double[2, 2]; The editor shows the Double in aqua and double in blue leading me to think so. But the screen tip indicates they are equivalent. ...more >>

Hello ===== I am trying to do a simple exercise using Visual Studio C#. I have a form with one picturebox and some buttons. I want to be able to control a picture box graphic using the keyboard (especially arrow keys). All works well by using the Form1_KeyDown() method .. until I add buttons ...more >>

Hi, I don't get it. I'm using a typed dataset with table adapters and all that stuff. I have the database server running locally on my development system. Now: when creating a tableadapter I'm asked for the connection and the connection string is automatically stored in the settings. So far...more >>

I am looking for specific documentation on how to call C# Windows Forms or DLL's from say Delphi for example. Thanx in advance, Greg ...more >>

I'm using the EL 2.0 library. I have a datalayer where I am debating doing 2 things... I'm concerned that because I am using a IDataReader, my connection to the database is never getting closed and I have to rely on garbage collection to close the connections. I came across an article that ...more >>

I programmed JAVA for a while and starting C#, and was experimenting with "Properties". Question I have, is what is the benefit? JAVA does not have the concept of properties, so what is JAVA missing and why is it so great C# has it? Thanks, Yin ...more >>

Hello, Could you please tell me the difference between DataSet and DataTable? Thank u! *** Sent via Developersdex http://www.developersdex.com ***...more >>

First, all over my code I have something like this: if(dumbEvent != null) dumbEvent(blah); What's dumb about that is that the compiler or JIT engine should be able to figure out if the thing is null or not and skip it. Another thing that's dumb about that is I'm always nervous that someb...more >>

Does anyone have a simple example on how to use the Console.Key() function? I’m just trying to read in 5 numbers. Something like this. String Key ConsoleKeyInfo(); Int Number =0; For (int I =0; I<=5; I++) { Key = Console.Key(); Number = Number & Convert.ToInt32(Key); } -- thank...more >>

Hi all! I'm wondering - is there any possibility to monitor bluetooth activity? Avg. bytes/sec, current Bandwidth etc... Looked through available perfromance counters - ain't found appropriate one :( Any assistance will help! ...more >>

I can’t find the line numbering on/off in the option box. Am I missing something? Can any one help me. I’m using visual studio C# 2005 express edition thank You Gus...more >>

Hi, I have a somewhat long calculation report printed out in a RichTextBox. To find or monitor a particular value, users scroll down to the location of the data in the RichTextBox. However, when the user changes the input data, a recalculation is made and a new report is generated. This res...more >>

I've currently started my MCAD certification. I'm wondering, however, if it would be a better idea to take the MCTS for the 2.0 framework instead. I realize I can upgrade from a MCAD to a MCPD, but I'm wondering which route would be best. I should be noted that I'm not looking to become a deve...more >>

Hi Having a keyword i need to search HTML file for keyword dismissing all the tags, and checking only plain text. Is there an easy way to do it in C#? Thanks PK ...more >>

Hi group, I have a class library containing a Windows form. I create a dll from this project and use it in my application like so: Assembly asm = System.Reflection.Assembly.LoadFrom("path_to_file.dll"); Form newForm = new Form(); newForm = (Form)asm.CreateInstance("Namespace.frmTestform"...more >>

How can i add a collection to another collection ? For example : --------------------------------------------- StringCollection strColl= new StringCollection(); //string series Hashtable hshCol= new Hashtable(); // main collection for string series strColl.Add("white"); //first series star...more >>

What is your suggestion to deal best with .Net 2.0 configuration for a DLL assembly (outside every application)? The DLL should handle the configuration itself. Thanks for your effort! ...more >>