use HttpWebrequest. get cookie in URL1 and use this cookie in URL2 how to coding? ...more >>

What are your views on XML documentation comments? I always comment every class using <summary> tags, and comment *some* methods. A lot of C# code that I've seen written by others uses appropriate XML documentation comments for *every* method. What do you think about this? Should _every_...more >>

class Base { public Base (string str) { Console.WriteLine(str); } } class Derived : Base { public Derived (int i) { // do some thing here based on "i" to generate a string ...more >>

Hi All I'm trying to query and get a list of all reachable computers in a network. I also heard that you can query active directory and find domain pc list. but my need is not to query active directory. In windows xp "My Network Places -> Microsoft Windows Network" provides all machines that are pr...more >>

GraphicsPath p=new GraphicsPath(); //p.AddLine(p1,p2); //p.Widen(pen); p.Dispose(); this code runs ok. but if I uncomment the two lines above. the program finally crashes out of memory? can somebody tell me why? thank you. ...more >>

I currently am learning c#.net on my own, still consider myself a rough beginner. I have 6 years development experience with most of the time spent on Lotus Notes/Domino/VB. Would like to get involved in a project to learn. No job is too small. My time is flexible even though I work duing the ...more >>

CType(e.Item.Cells(3).Controls(0), TextBox).Text I want to use this in c# how can i DO that?? thx ...more >>

I have a C# program that checks directory on a UNIX server and once in a while I get the following error 'The network BIOS session limit was exceeded.' if I log off and log back on the error goes away. Does any one know what is causing this error or how to prevent it? Peter -- Thanks -...more >>

Hi! How to set a form full screen, the title bar, close button, and system task bar should hide while the form run. Like some game software such as Empero Era, Brood, Quake and so on. Thanks! ...more >>

I just created a Excel 2002 interop. When I view thru the object browser I see Excel {}, does this mean this is the Excel Namespace, just a doubt. So does {} mean namespace....more >>

I understand that structures are value types and arrays and classes are reference types. But what about arrays as members of structures i.e. as in C struct x { int n; int a[100]; } How is such a structure (e.g. declared in C++ as a field in a class) accessed in C#...more >>

This is my first attempt, please bear. I referenced Excel 10.0 Object from VS .NET IDE, I think this creates Interop Object for Excel. I have the following code. ------code start---- using System; using System.Runtime.InteropServices; using Excel; namespace ConsoleApplication3 { ...more >>

Hi I've been searching for a solution to my problem all day now but haven't found anything which makes me think the solution is something obvious. Any help is appreciated. Suppose you have three classes in separate files and two namespaces. using Pain.Common; namespace Test { publi...more >>

I am trying to compare arraylists in csharp. I setup a simple test with empty arraylists. string [] x1 = {}; string [] x2 = {}; Console.WriteLine( x1 == x2 ); // false Console.WriteLine( x1.Equals(x2) ); // false Console.WriteLine( x1.GetLength(0) == 0 ); // true ...more >>

Is there a way to avoid the following mess? int i = 0; if (someString != null) { try { i = Int32.Parse(someString); } catch (FormatException) { } } More specifically, is there a way of avoiding the ugly empty catch statement?...more >>

Hi, How can I change desktop wallpaper? I tried editing "HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Policies\System" key but it doesn't work. I tried this API call: [DllImport("user32.dll", CharSet=CharSet.Auto)] public static extern int SystemParametersInfo (int uActi...more >>

Hi, In C#, we can use p/Invoke by using [DllImport()] to define extern function to call C/C++ DLL. Is there any tool/wizard that we can use to explore the DLL (without header file) and generate the [DllImport()] extern function automatically? Sometimes when I could not delete a file because...more >>

Hi - I have a C# .NET assembly that exposes a COM interface (basically has an interface and class with Guid attributes). If I compile this under VS.NET (with the "Register for COM Interop" selected). Then I can import the TLB into C++ and use the component as a standard COM component, it cr...more >>