I'm interested in Programming Windows with C# (Core Reference) by Charles Petzold, but do you think that the new version of C# (along with .NET 2.0) will make this book obsolete in any way?...more >>

Hi, I was just wondering if anyone has used either XMill or implemented the Fast Infoset Project specification and have been succesful in reducing the amount of information passed to-fro webservices? Am just trying to do something to the huge xml file transfered between my Java webservice ...more >>

Does anyone know of a standard Help...About form that one can use in their application? Thanks, Yosh ...more >>

Hello, I have an application which generates reports at some instance of time. I want to post those reports to be posted to a URI which is of following format http://host:port/remainder-of-URL Can I use WEbClient class's UploadData method. What kind of server/applciation wi...more >>

Hi, I'm trying to use the Server.MapPath in my ClassLibrary application, = but I didn'get it...I tryed already the System.Web.HttpServerUtility... OpenConn(); DataSet dsErrorSQL =3D new DataSet(); HttpServerUtility myPath =3D new HttpServerUtility(); dsErrorSQL.ReadXml(myPath.MapPath("XMLErro...more >>

I have a custom control called PageBanner which is compiled into a DLL and then put into the toolbox. It shows like I would expect it to in the toolbox, and I can drag and drop it onto a form. However, instead of getting the control on the form, I get nothing. No error message, no control. ...more >>

Hi all, If I have a main form with a TabControl and this method: protected void NewTab() { TabPage newTab; newTab = new TabPage(); newTab.BackColor = System.Drawing.SystemColors.Window; newTab.Size = new System.Drawing.Size(498, 400); RichTextBox ri...more >>

You may want to do this, since the first single quote is missing in your e-mail: string sqlCounty = "'"; For (int i=0, i<cblCounties.Items.Count) { sqlCounty += cblCounties.Items[i].Value.Trim() + "', '"; } sqlCounty = sqlCounty.Substring(0,sqlCounty.Length - 3); I don't know ...more >>

Need: Auto-logon to a terminal server, start a program, and, when the user is quits the program, auto-logoff. Done so far: Able to use a fixed username/password in a C# program using AxMSTSCLib and MSTSCLib. Everything in the Need, above, works just great. Problem: All users would be logge...more >>

Occasionally when I try and save a document: ----------------------- xmlDoc.Save(Application.StartupPath + @"\Config.xml"); ----------------------- I get this error saying that the file could not be accessed because its locked by another process or something (I cant get it to do it now - b...more >>

I have a class which should override the GetHashcode() function, which look like this: public class A { public string str1; public string str2; //other methods... public override int GetHashCode() { return ???; } } The instance members str1 and str...more >>

Is possible to assign a click event to a button control in a Web form just pressing the return key? Something like windows forms where you can assign this action to a default control. For example, if I press Return, I want to fire the button_click event even when the button is not in focus. ...more >>

how do I do this, what is the easy way to check the version for the prime number 401? Any help are appreciated. I get this error " Operator '>' cannot be applied to operands of type 'ushort[]" and 'int' ..." VERSION version = ((VERSION)Marshal.PtrToStructure(buffptr,typeof(VERSION))); if (...more >>

I have a circular reference between 2 classes in the same project (i.e. each class refers to the other). The app runs fine and I am seeing no issues, which kind of surprised me. Are there any issues that I am not seeing (performance wise or garbage collection wise) with circular references...more >>

I am working on the component and would like to change a display when the user stops moving the mouse inside the control. I used the MouseHover and MouseMove to change the status, but the MouseHover does not fire again unless the mouse is moved outside the control. Is there a something I am mi...more >>

Hi! Help is kindly requested in reading floating point numbers from a text file. File is organized like this : 2000 // number of data -1.00000 -2.000000 -0.008944 // x, y & z-coordinates to the end of file ... ... ... ... I am also including the code snippet in case it may help to fin...more >>

I just downloaded the 2.0 Framework C# express with SerialPort and have problem running some sample code. Compile errors: missing assemblies or name space on the following events, methods SerialDataReceivedEventArgs DataReceived The same error with the following: System.Diagnostics.Co...more >>

Hi All, How can I create ISO (Image) files for CD or DVD in C#?. An document or ideas will help -- prabhumuthaia ----------------------------------------------------------------------- prabhumuthaiah's Profile: http://www.msusenet.com/member.php?userid=62 View this thread: http://www.msu...more >>

I've got a bitmap file I want to use as a resource for an application. I went to the project, added and existing item (the bitmap), and then set it to embedded resource. When I run the app, I get the error: An unhandled exception of type 'System.ArgumentException' occurred in system.drawi...more >>

************************************** //Load the Assembly Assembly a = Assembly.LoadFrom(sAssembly); //Get Types so we can Identify the Interface. Type[] mytypes = a.GetTypes(); BindingFlags flags = (BindingFlags.NonPublic | BindingFlags.Public | BindingFlags.Static | BindingFlags...more >>

************************************** //Load the Assembly Assembly a = Assembly.LoadFrom(sAssembly); //Get Types so we can Identify the Interface. Type[] mytypes = a.GetTypes(); BindingFlags flags = (BindingFlags.NonPublic | BindingFlags.Public | BindingFlags.Static | BindingFlags...more >>

Simple question How do I right justify ( right-align) text in a label on a web-form? regards reidarT ...more >>

Simple question. How do I justify (right-align) text a label in a web-form? regards reidarT ...more >>

I'm new to c# and am currently developing a small login/logout app that runs in the system tray. I am trying to get it to access a website during system shutdown, but it doesn't seem to want to. //catch message from windows on shutdown protected override void WndProc(ref Message m) ...more >>

My "VIS" Website, which is a C# site created in VS.NET, Framework 1.1, is no longer compiling for me via the command line. As I have done 600 times in the last year and a half, I can compile to VIS.DLL via Visual Studio, with no problems: ------ Rebuild All started: Project: VIS, Configurat...more >>

I am loading a pipe-delimited string from a DataSet into StringBuilder, such as 00P|23423||98723 (etc.). For some reason the pipe character is displaying in the debugger as "o" with two small dots on top (i.e., with an umlaut). Is StringBuilder modifying my pipe character and, if so, how do I sto...more >>

it seems to me that explicit interface implementation does not work with events: class Foo : IContentchangeableControl { event EventHandler MyNs.IContentchangeableControl.ContentChanged; } yields to CS0071 and CS1519. ...more >>

what is the best way to make a .net (english) website viewable in other languages, cultures? Thanks, Trint ...more >>

Hi I have a C# application that should display a chart, the chart drawing is done by a COM object. I have tried to use dllimport with gdi32.dll and created compatibleDC and compatibleBitmap with the hdc from the graphics object. The COM object is trying to draw on the compatibleDC and I try t...more >>

I have a "Timesheet" application I am building for my company. The way I have the sql tables setup, is each day has a unique record for a specific user, then there is a TimeEntry table, that has multiple TimeEntries for one day. The TimeEntries for a specific day are like so: 7:00AM - 11:...more >>

hi, I import a funtion fromm dll file: dll function header : DWORD WINAPI Enumerate( HANDLE hWDMHandle, PNDIS_STATUS pNStatus, PWCHAR pBuffer, PUINT pBufferSize ) in C# should be: [DllImport("MyAPIdll", SetLastError=true)] private static extern unsafe ulong Enumerate ( IntPt...more >>

Hello All, I need some material for the reading room. Specifically, I'm interested in gaining a well-rounded education in regards to OOP and all its associations. I've gobbled up as much as I can about C# and the tactical aspects of the language and can hack together a respectable attem...more >>

I am new to C# (from C++). I do: foo = new Client(this); later on I want to check if I actually have done this "new". I use to do: if (foo == NULL) //not instantiated so new it... what do i do in C#? thanks -- Maria Cruz MTC Technologies.com...more >>

I'm doing some Pinvoke stuff. How do I deal with functions that pass/receive structures that have fixed length char buffers? I see this: public struct MyArray // This code must appear in an unsafe block { public fixed char pathName[128]; } in the docs, but this is upposed to be for...more >>

If you have a number of controls be they TextBoxes, Combo Boxes or Labels; is there a way to refer to the controls in a loop via their name, given the fact that the names are the same with the exception of a number at the end e.g. Label1 Label2 Label3 I know that you can use the cont...more >>

Greetings I have a simple form from which I would like the user to make one of two choices, depending on what I am displaying in a text box. I want the use to have to make a choice so I have put the two choices in a groupbox as radio buttons. The problem is they can tab from radiobutton...more >>

Hi all, I'm trying to convert a long c header file with a lot of structs to c# and I'm getting the following error: An unhandled exception of type 'System.TypeLoadException' occurred in Unknown Module. Additional information: Could not load type .....because it contains an object field at ...more >>

public class Base { } public class Derived : Base { } public class Service { public void Send(Base baseObject) { // send baseObject Console.Out.WriteLine("Called public void Send(Base baseObject) signature"); } public void Send(Subclass derivedObject) { ...more >>

Scenario: I have a service which has been installed in the service component manager. I am writing a second program (completely unrelated to the service) which will run stand alone. I can find all of the services on the machine with the following line of code: System.ServiceProcess.Servi...more >>

Is it possible to instantiate a generic class when the parametrized type isn't known until runtime? For example, in Indigo you can deploy a web service with something like... ServiceHost<Foo> sh = new ServiceHost<Foo>(myURI); sh.Open(); What if the type "Foo" isn't known until runtime? Can I ...more >>

I am loading XML into my app using the .LoadXML method. If we get an error in this app: I am trying to send the contents of the entire XML document in an email. However: when I go xDoc.ToString() (xDoc is the variable name for my xmlDocument), I get the name of the type instead of the XML ...more >>

I have a decimal amount in c#: decimal amounT = 62.75; and I need INSERT it into a SQL record as a money value. string strSQL2 = "INSERT INTO trvlDetail(amountfield) ""VALUES ('" + amounT + "') "; Should I use a CONVERT in SQL (if so, how?) or what would be the equivelent in c#? Than...more >>

Hello, I am trying to use WebClient class's UploadData method for uploading data to a particular uri. I ahve created a text file say new.txt in the IISROOT folder. But when I try to upload data to this file using uri http://localhost/new.txt it gives following exception Uploading t...more >>

Hi there... I wrote some code on C# using .NET SDK,for adding users to AD (looks like form with buttonz :), now our company need it with Web interface (like Outlook Web Access). Do I need to rewrite my program with VBScript or something else?...more >>

Hi! My Component contains an object derived form the System.MarshalByRefObject. But when I add this component on the Form, the object inspector does not display the public properties of the MarshalByRefObject. Only those of the component are present and the child object is grayed out. ...more >>

I need to check for 14 possible answers, but sometimes they are different case. Thanks, Trint ...more >>

Hi, I have three tables T1,T2,T3 with reletions between them. I want to fill a row as follows: 1. fill T1 2. fill T2 3. fill T3 If any of the operations fail - all fail. Tables have 6,8 and 12 attributes. How could I realize the transaction (or anything else if there is)? Do I create a...more >>

Following on from the other discussion, I have to just check something out with reference to disposal of resources held in static fields. I have a Persistence Framework that is 'globally accessible'. In Delphi, I would use a class of static methods to enforce the singleton, and I added static ...more >>

Maybe I'm tired, but I can't figure out a simple way for two controls to share the size of the parent control. e.g when the parent's height becomes NewHeight the first control's new height becomes 0.5*NewHeight and the second control get the rest i.e 0.5*NewHeight. A picture says more tha...more >>

Is there something faster than .|[\r\n] in Regular Expressions ? -- Message posted via http://www.dotnetmonster.com...more >>