The following code gives me InvalidCastException with the following message:
{"Unable to cast object of type 'System.Collections.Generic.List`1' to type
'System.Collections.Generic.IList`1'."}
What is the reason?

Is there any way that Visual Studio IDE generate inline documentation header
for me?
I am looking for some automated way that the IDE generates comment like
this:

First I want to refer to the problem "WebRequest : execute a button" of
a few days ago.
The way I solved it, I loose my session, and as a consequence my
session variables. I don't want to keep those variables, as an

I would like print information about methods of FieldInfo class.
I don't want print information about property.How can do this?
Now with the following code also print information about property.
MethodInfo[] methods = typeof(FieldInfo).GetMethods();

Hello all;
Since I do have working code, this is more for my curiosity only.
I'm creating a "Plugin" architecture, following some of the many examples on
the 'net.  Basically what I have is this:

I'm developing a C# application that makes use of COM Interop
assemblies of MS Office.  How do I make it so that the Office SDK Help
info is accessable from within the Visual Studio IDE?  When I work with
the Office SDK from VB 6, it works, but I don't see any API docs from

Is it possible to (1) create a new excel worksheet and write to it, (2) save
and close it, AND THEN (3) reopen it and CONTINUE adding rows where you left
off? I am making an application which logs events, where each event is
written to a new row. If so, then how?

I have a DataSet with different types of data i.e. string, int , bool, etc.
When i save it using the default WriteXml method, the data types are lost.
When I use WriteXml(xmlWriter, XmlWriteMode.WriteSchema) method, I am getting
the types in the file, but i am getting an ...

code snippet below briefly shows what i need to do :
public void Method1(params object[] args)
{
   Method2(args);

I'm trying to compare two strings:
1. retrieved from custom xmlplaceholder (Microsoft CMS):
zrodlo = fact.Placeholders["kategoria2"] as XmlPlaceholder;
esc_kat2 = Server.HtmlEncode(zrodlo.XmlAsString);

I have to develop an application, which has to scan the windows registry and
fix the bugs if any.
Please let me know whether it is possible to develop that application in
VB.NET/C#.NET? or

Can there be a performance difference, if i use readonly fields instead of
constants?
e.g.:
const int n = 100;

   I would like to pass a Form as a control to a method that take a Control
as Parameter ...., is this possible, how it could be
thanks and best regards
Waleed Seada

I have a computer in a network. I have an aspx page on the webroot of
that machine.(Webroot/folder/form.aspx) But when I try to access this
page from other machines using the address http://folder/form.aspx this
page can not be seen

I posted this question, and from the replies, I get the impression that
I worded my posting very poorly, so let me try this again.
While debugging and stepping through this foreach loop
foreach(Student s in course.Students)