We have MDI WinForms C# .Net2 application.
Parent form has MdiContainer=true;
Children forms are created like this:
           Form child = new Form();

Here's a question - when reading through a class's code and seeing
method implementations - how do you know whether a method is
implementing something from an interface or is just a method in the
class and has nothing to do with interface. Do you need to look up the

I am creating an arraylist (say masterArrayList) of hashtables, where
each hashtable (say table) is of the format key=string, value =
arraylist of strings (say existing_strings). In a foreach loop I
retreive the corresponding hashtable from the masterArrayList and add

Hi, Folks.
   I am trying to add [TARGETDIR] to the Environmental Variable %PATH
% for a console application written in C#.
   I know the path for Win2k/XP is stored in the System Registry

private void printDocumentOrders_PrintPage(object sender,
System.Drawing.Printing.PrintPageEventArgs e)
       {
           float linesPerPage = 0;

I am using VS2005 Professional, DOT.NET FrameWork 2.
During testing and debugging through the IDE using the development machine
LocalHost server whenever an error is encountered the Application_Error fires
OK and all code in the function is executed successfully.

Is there a way to group menu items so they act like radio buttons -
that is when one is checked the others in the same group are unchecked
- I'm looking for a property to group menu items but can't see it.
Delphi's VCL has GroupIndex for example.

Is there any way to find out on which core of a multi-core machine a
thread is executing?
Here's the rationale behind such a question.  Maybe it's wrong, I'm not
sure.  The app we've written communicates with some USB devices through

I have auto-generated some code for a button by double clicking it.
By default, the code is created with a return type of void and
assigned to a click event.  Now, I want the function to return a
DialogResult instead, so I go and replace 'void' with DialogResult in

I'd like to create a method like this:
private T FindCustomField<T>(string fieldID)
{
}

I have a dialog box that asks for user input in 3 textboxes and has 2
buttons: Ok & Cancel.
If the user input is validated, the box should return
DialogResult.OK.  If the user input isn't validated, it should display

Hey guys,
I'm stuck with something difficult... I would like to know if an
assembly has changed between 2 versions.
Little bit of detail... we have a daily build pc that will build all

Hello NG,
is there a possibillity to determine how long a thread had to wait on
Monitor.TryEnter(lockObj,timeout) ?
Thanks for hints.

I am tryng to use replace and it is not working.   i'm surprised as it
would seem to be a simple method.  My code:
          foreach (DataRow row in dsSched.Tables["Schedule"].Rows)
           {

I'm curious if anyone has encountered this.  I'm developing an outlook
add-in that needs to display a PDF.  I've included the Adobe Reader ActiveX
cotnrol and when I re-load the form I get the dreaded "The path is not of a
legal form" error.