Can someone show me how to speed this up?
1. Whats the fastest way for Unsafe C#?
2. What the fastest way for Safe C#?
public static Int64 ToInt64(Int32 low, Int32 high)

I have a combobox with items like this: {one,two,three}.  The selected
index is 0, so "one" appears in the combobox text.  When the user drops
down the list, and selects "two", for example, I modify the Items
collection to be {two,one,three} and now want "two" to appear in the

When I compile the application and run it (on my computer) it works fine, by
on the other computers exception is thrown: "Request for the permission of
type 'System.Security.Permissions.FileIOPermission, mscorlib,
Version=2.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089' ...

I want to change the default installation folder to my own path. I did
it by changing the application folder's DefaultLocation property. The
installation works fine as long the path that I give is complete path.
If I give relative path, there is an error.

I am trying my hand at IrDA software.
Google came up with so many hits, I am running in circles.
Does anyone have any web site with decent explanation of IrDA operation ?
Thanks

I hava a Myclass [] obj1 in wich I add my computer hardware configuration.
After this object is "filled", I serialize it, into a dat file.
Then I deserialize it into  obj2 and I compare the original and the
deserialized object, and they do not match! They sould match, I think. I ...

System Properties show the User. I would like to be able to extract that
information in an application (not change it, only retrieve it). How can
that be done?
Thank you,

The Stacktrace class (system.diagnostic) in CLR 2.0 (Framework 2.0),
still offers a constructor to allow showing the stack-trace of another
thread. However, the usage involves suspending the diagnosted thread.
Now, CLR 2.0 turns the Suspend method into obsolete, which leaves the

Is there a way to convert .Net2's DataGridView into an HTML table?
Any pointers appreciated.
Thanks,
--PhB

C# novice...
Can I create a console application (think the Pine email reader or even
'edit' in DOS) where I can use my up/down/side arrows to move around the
app?

Hi All, does anyone know how to add TabPages of ones own classes at design time ? ideally when adding a new TabControl it would
contain tab pages of my own classes, I know you can achieve this with ListView columns so it should be doable, thanks

I have showed a Save As dialog in ASP.Net many times. Now trying to
show one in windows based application but to no avail, can anybody tell
me how to do it ? My application is writing a file, and I just want a
Save As/ Open File dialog, like the one we have in web based

I am trying to manipulate the properties of a form's controls from a class.
I dont want to make the form's control public.
Attached is a code snippet of what I am trying to accomplish:
Public Form1()

Hi, long time reader, first time poster
I have an application that will be doing this 5 times a second:
Get a bunch of data from a NetworkStream and convert it into a Bitmap
Therefore, the process looks like:

I have some code that ends up looking alot like:
ushort x = (ushort)(m + b);
whereas both m and b are ushorts also.  This is due to the automatic
casting of values to int.  Some quick questions: