I don't know where to go, or what to buy, so plz re-direct me if I'm in the
wrong place.
I want to do high performance integration of partial differential eqns in n
dimensions (n=0,1,2,3..etc) I want to do (fast) graphic output of the results.

I am developing classes in C# that are called from PHP via COM.  The C# code
does a lot of work to establish internal data structures, and I would like
these data structures to persist so that I do not have to recreate them each
time the COM code is called.

What is the *proper* way to determine if I have write-access to a given
directory?
Thanks!
BT

Hi All, I have a Server which is in the DMZ, I need to do some File I/O on
this box from my internal servers. How should I proceed with it?
My internal servers are Win2k and DMZ is Win2k3..and yes DMZ is not a part
of any internal domains, it all by itself as a matter of fact its ...

I am having the following problem using 1.1 Framwork. I would like to know
it anyone had the same problem and if moving to 2.0 Framework solves the
problem!
I have a class A which uses a COM component (third party, so it can't be

I want to create a new value type for hiding the creation of Guid's that can
be used in my business classes. I suppose I have to achieve this by creating
a struct (ID)
The problem is I'm completely stuck as how to develop my struct. Anyone can

I need to do a Report using Crystal where:
Given a number in a field x. Ej. 150
I need to print it in a report that has 4 columns where each value in the
field must be located in the correspondant column according to the number

I'm converting a Delphi app to C#. The application uploads and downloads
files to an image field on SQL through a webservice. With Delphi, this was
done straight to SQL instead of a webservice. The C# code works fine in both
directions except in the case of zip files. I get a ...

I posted the following in microsoft.public.dotnet.framework.windowsforms
but it seems that group has little traffic.
Hi all,
I have a listview box which is populated from methods of objects stored in

I need to change the formatting of individual cells in a datagrid. I
cannot figure out how to address individual cells by their column name.
I have a DataTable which contains (for instance) columns called Weight,
Length and Diameter.

i have an assignment to iterate through a collection containing
different types of numeric values (float, double, int, byte, short etc.)
and to add 1 to all of them. I tried with array and arraylist so far,
but i either get a cast exception or the value doesn't seem to get

How to retrieve many resultsets from stored procedure and put to dataset?
If it can, is there any example code let me to know.

Consider this:
ArrayList al = new ArrayList();
FillList(al);
/// NOW TWO SCENARIOS:

I need to build Web Application that will generate a client to execute some
operations.
Each client has running silent application.
Maybe somebody can advice me what can I do ?

Is there is any way that i can show whitespaces in my editor, made by
extending rich text box.