Can anyone point me to a good guide for how to do this or give me some
pointers?  What I'm basically trying to do is use the Web Browser as a
picture box that has a web source for the image, but it doesn't have a click
event for the control (so I can pop up a new window with an ...

I am invoking a file download using the following code:
Response.Clear();
Response.AddHeader("Content-Disposition", "attachment; filename=" +
downloadFile.Name);

I am trying to send email using this fucntion can you guys help me finding
the mistake
I am using my Gmail Credentials and the only exception error I get is
Failure sending email

I have a problem with the DataGridView. I want to catch the value of a cell
when the user is editing it. Actually, I can't figure if there is an event
or a property to get this value.
For example, when the user type something on a cell, I want to display what

I am using UDP protocol for communication in my application in C#.
I am using UdpClient class.
The problem is that sometimes the UDP port remains opened/stucked even
if I close the application and restart the computer. Hence, I can't

I'm trying to use Overlapped I/O from C#, and utterly failing.  I've
tried to boil down my code to as simple an example as possible, in
hopes that you people can point to where I'm going wrong.  I've
included my test program.  The behavior I'm seeing is that the callback

We migrated our application for dotnet 1.1 to dotnet 2.0 and are
generating xml files with serialization.
These generated files are thus used in a unix batch and here is the
problem

Hi£¬ I am new to C#, in Java I can code as following.
class MyClass
{
   public static MyClass C1 = null;

How do you determine the owning thread of a lock in debug and Visual
Studio. This is easy to do in c++ because the critical section has a
member variable with the thread ID. I have not found any way to do this
in C#.

I want to have a window where there is a strip on the bottom which stays
fixed height but can stretch left and right, and always anchored to bottom
border. Almost like  status bar but it's going to be a plac eI put a bunch of
regular controls. Then I want the main area to have a ...

Hey All,
I need to download 1 or more files from a secure or unsecure website
folder using HTTP.
Here is what I have so far:

I know how to detect when a network cable has been plugged in or out, but how
can I detect when an IP address has been received through DHCP? I e how to
detect when the small "connecting to network" icon in the notification area
beside the clock turns to a "connected to network" ...

Here's the situation. My program will be able to start with an argument
(a path to a file) and then run a batch of commands in that file. So if
an argument is provided to the main method, the program logic moves to
the classes/methods that execute the batch (instead of s normal, GUI

I use a generic list which, once filled, will not change. It contains a
few 100'000 entries, so I'd like to limit its memory consumption. If I
set its capacity to its count after filling it, does the extra unused
memory (due to its probably high capacity by this time) get freed up ...

I have a class Transaction in 2 different assemblies having different
namespaces totally.
I have an ASP.Net(1.1) page. In the codebehind .cs file I
references/imports one of those assemblies in using statement and use