In a windows application, What are the APIs to use to detect if the user has
not using  keyboard or mouse for a while(idle)? And what is the API to know
the user just used either one (out of idle)?
Can we know it at computer level, or application, or one particular form

Hi is there a way to change propertys attribute from the code?
Let´s say that i have the following property in my class:
[DisplayName("Number of cars")]
public int Count[

Whenever I try to do this:
myTextBox.TextChanged += new
System.IO.FileSystemEventHandler(textChanged(myRow.Cells[1],
myTextBox.Text));

I'm doing an application in C# 2005.
I was used in VB6 to put code in Forms load event in order to initialize
some values of the controls (grid values, text boxes values, label captions,
among others). Sometimes that code includes retrieving information from a

Any recommendations for a good object persistence framework?  I'd be
interested in hearing from anyone with personal experience.
Thanks
Pete

Hi , I have this method to check something..
my question is if changing the order of the "if " will make it faster
when the "val" argument is 99% or int or string
for example , the IsSerializable is faster or slower then

How do you create a Treeview Control with a Transparent background?, Any help would be appreciated.

Was able to reproduce this with a simple example (using .NET 1.1):
1) Create a new WindowsApplication project
2) Add a button to the form and set its Visible property to false
3) Double click on the form to add Form1_Load handler

Is there a way to have partial classes across different namespaces ?
namespace a.b.c
{
   public partial class X

     please define any custom datatypes in .net and provide one example
regards
ratnakar

  please tell me the senario of creating an assembly
regards

I have problem to determine that I don't have any internet connection when I
have Lan Nic available that is connected to other computer and not to the
internet.
I am using the NetworkInterface.GetIsNetworkAvailable Method and then the

how I can grab audio output stream?
For example with my app I open Media Player and play a song, I want to
show a graph on THIS (media player) output (I don't want to play any
file).

I have a string arrary that i wish to display in a datagridview but when
i set the datasource to the array the resulting datagridview gives me the
length of the stings not the actual strings.
   How do i display the actual strings?

I have 3 different time zones that I'm working with. Basically
converting from UTC to those 3 time zones.
Eastern Daylight Time (GMT -04:00, New York)
Central Daylight Time (GMT -05:00, Chicago)