I am trying to create a context menu in my application. The context
menu takes menu otems from an XML file. In XAML the code is
<Grid.ContextMenu>
           <ContextMenu Name="cm" StaysOpen="true" Width="Auto"

I need a datatype (or enum?) that can hold the possible values: true/
false/null
I will use it in ADO.NET code like:
sqlCmd.Parameters.Add("@isApproved", SqlDbType.Bit, 1).Value = ?????;

I have a solution with two projects.  Project A is the startup
project, while Project B serves as the project with the data logic.
At run time, the first thing I need to do is write to Project B's
app.config.  I've referenced System.configuration.dll within Project

I have a Generic Object that has a private List field item.
I populate the List in a different function
I use a FOREACH LOOP with a FindAll function to get all items that have a
certain match for data in the list and do something to it.

I start a very long process in thread.
When function is ending (very long process is finish), i leave thne
function and thread.
In this case, that becomes the thread ?

I have a c# program that continually runs 24/7 and performs a variety of
tasks based on a timer.
There is one routine that hangs every Saturday morning without fail. If I
restart the program throughout the week is still hangs. I can restart it

I am serialiizing a c# object to an XML file to save some application
settings. The idea is to ship this xml file along with the application
and deserialize after the application is installalled to use it as a
default settings file. Works fine on machines having the same culture

How do i make it so that each time i select a different row in my
datagradview i want the data in my other to change accordingly.For
example, i will have invoices in the one grid and purchased items in
the other and when i select a invoice i want to bring up all the item

I tried DLinq code created by Marc and got NRE in ToList() line.
Any idea what causes this ?
Andrus.
Code:

Can I assume that when I loop throw a Collection, List, IList,
ICollection, ... by using foreach, I first get the element of index 0,
then index 2, and so on until the last one ?
Thanks for your answers,

Can someone please advise the best approach for reading in many 5000+
xml files from disk into a data set. Here is the code so far. On my
computer (may not be best spec) is takes about 3 minutes to read and
load the dataset. It doesn't seem to be the reading of the files as so

I feel a bit ashamed asking this after 6 years of C#, but is there a
format string for significant figures before the decimal place?
e.g.
2,354,856:

What is the quickest way to read Microsoft Access Tables? Right now I
am using OleDBCommand in C# to read Access but I was wondering if
there is a quicker way of reading the contents of Access Tables? Thank
you.

If I see a piece of code like:
someobject.stringProperty = @mycontrol.Text;
What does the @ do in that case?
Is that a clone operator?

Hi,
  I generally work on web apps, but I am dealing with a Winform right now
and may be missing something really basic.
   I have a combobox and I would like to know what value has been selected.