I have a cashdrawer hooked up with my Parallel Port 1. I need to send a
character to it. How can I open a Parallel Port in VB.Net ? how to send a
character to it ?
  Thanks !

I would like to be able to replicate a rootdir structure to a tree view
control with rootdir is the parent node.
Any help is greatly appreciated.
Bill

Windows XP Pro is upto date....just checked
I have:
Visual Studio.NET 2003
.NET Framework 1.1

My application needs a macro defined which have a scope throughout
application.Is it possible if yes how?
Thanks in advance.

I need a help regarding maximization of application minimized as
a normal application or in a system tray.
DO anybody has idea?
Thanks in advance

What I am looking for is as follows:
I am sure you have seen where there are 2 list boxes side by side with
arrows pointing each way inbetween them. Then when you select something on
the left pane and click the right arrow in the middle, what you selected

I am using fileattrbute class to get attributes of file.
I want to remove hidden and readonly attribute of file.
Can some one tell me how to remove these attribute.
Please help me.

I'd like to write a windows application with visual
studio .net 2002. I hope I'm at the right place
this time. So here's my problem:
In a form I'd like to have a treeview. In the treeview

I am new to vb.net application.
I am using showdialog property of form to display form.
First time it is working properly.
But next time it is giving me error that ' object reference not set to

I am building a web crawler and one of the features which I need to
include is exclusion of specified 'variable + value' from the url.
Example, user wanted to extract variable "s":
So when you look at this url:

Can anyone please give an sample code (vb.net) how to validate changes in
Datagrid columns(datagrid is bound to dataset.datatable)?
Thanks

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i am having problem in listview which i am using in vb.net
applicication. I am getting following two errors.
There are not freqent errors but if i run my app for  nearly 30 min
then these errors are coming. So i am not gettng exact scenarion for

can some one tell me what the mod function does when you use a non
integer I am away from my vb pc.
Ex 19 Mod 6.7 =?
Would VB round or truncate the 6.7?

The Process class gives a lot of information.  One piece it doesn't seem
to give you though is what user a process is running under (unless I'm
missing something here.)  Does anyone have an idea on how to retrieve
this information (by the API perhaps?)  I've been trying to google ...