We have a database and several forms that access the database. When we
access the database from all the different forms we only want to have one
OleDbConnection that all the forms use. I assume that must be possible
because creating a OleDbConnection for each form takes a lot of ...

I have a mysql database(which I could not modify)
and there is a Field type of blob which exuals to byte[] at mysql.
I could not read the data from mysql to get that byte[] values and convert
to string.

How can I add copy paste and cut to my browser in C#? I have the menu items
labeled Copy, Paste and Cut. Now I just need the code?
Mateusz

I have converted a string into a uuencode format, but i wish to change the
spaces in the string into the char ' , does anyone have any ideas on how i
can do this?
Thanks

I am reading all the mails from a particular outlook folder. I have to check
whether i have read the mail earlier or not which i am doing by checking id
of mail provided by outlook.
Problem is as the number of mails increases it becomes slow coz it goes to

Hi,everyone,
I met a trouble,could you give me some useful hints,thank you very much!
===========error message:
Unable to cast object of type 'System.Object[]' to type

I need to convert some small Java source to C#.
Can anybody help me?
============================================================================================
private SocketChannel getNBConnSock(SocketAddress local, SocketAddress

In .NET 2.0 I have a MDI (parent) form with a menu and a toolbar. I also
have a MDI child form
displayed in the mdi parent form.
The problem is, that when I maximize the child form it's ControlBox gets

How can I find out how many references to an instance exist at any given
time?
I want to make it so that when the number of references is one, a countdown
starts (that one reference being the one held by the resource manager).  

In order to become more familiar with the Model-View-Controller pattern, I
have written a demo where each View is a plugin and the plugins are loaded at
startup from the plugins directory. When the View's are loaded they add
themselves to the DataModel View list...

How to intercept the data from the row's text box before it's written to the
underlying data source.  I need to change the edit data before it stored.  I
understand that the CellFormating catches the data before it's displayed but
all the other events seem to occur after the ...

I've created a Document which i want to print using the PrintDocument class.
In the document i draw some strings, and lines. When I PrintPreviewing my
document (using the PrintPreview class) everything is ok, excatly as i draw
it. but when i'm sending it to the printer, some of ...

I have a thread that sleeps for 5 minutes once it's finished running a
method and then it repeats itself if it's supposed to (bool = true).
Prior to 2.0 I was able to resume the thread after marking the bool to
false which would cause the thread to finish what it was doing and

I saw this code on the net and was curious if anyone could tell me what
the '?' directly proceding the int does?
       int? i = null;
       object o = i;

i want to learn c# from someone who knows it well.
you should connect to my desktop with netsupport (rdp doesn't work) and
coach mw with skype.
a student who needs a little extra income is fine, i'm not looking for a