Hi, I am trying to write a C# wrapper class for the famous mp3 decoder mpg123. I have gotten the win32 .dll version of it, and have a sample C program that uses the .dll which I think is pretty good. I have not found a C# or even a C/C++ wrapper class of mpglib.dll so this might be a difficul...more >>

Are there any classes for doing FTP in C#, similar to the CFtpConnection in MFC? Thanks, ...more >>

I have an object to serialize. [ this works ] TextWriter writer = new StreamWriter("test.xml"); serializer.Serialize(writer,obj); writer.Close(); but below does not, why ?? I have a file that I will have exclusively opened & I use the stream for that operation. [ error mess Value cannot ...more >>

Hi, how can I read the count of tables and get there names from a database? cu Michael ...more >>

Hi there i need to take a segment of a mp3 file say it has 1000 bytes i want bytes 100-300 and save it as a new file. can anyone help? cheers richard ...more >>

I wish to supply the formating as a parameter, I have tried OleDbDataReader but get a null ref. just can't seem to get this to work. I think this has something to do with ExecuteReader. also can't seem to use this as the first pram OleDbDataReader reader = new OleDbDataReader() i.e publ...more >>

Hi, This is my first experiment with C#, I'm trying to handle the resize event. According to the documentation I should handle the Layout event for this. My question is: how do I register this event? The following code does not work because I never recieve the OnLoad event. What am I doing ...more >>

I have the following problem. I derived a class from ArrayList to provide some additional events I need. Then I derived 2 different classes from this one and each of them defines an indexer that returns the specified object. For example, the list for Group types will have: public new Grou...more >>

Hi, I need to create a box / field that the user can draw into (with some kind of pen). I also need to know how I can edit the size of the pen style and how I can "transport" the drawn image into a smaller box (that is only around 10x10 pixel so the original image must be comprimized onto tha...more >>

Hi, I'm trying to write a class that inherits from System.Collections.CollectionBase, and I want to expose the Item property for both Get and Set. However because C# doesn't support property parameters, I can NOT do the following: public TabData Item(int index) { get { return (TabData)...more >>

How are you doing there folks? I just have this newbie question about how to compile an NUnit test file from command line using "csc.exe" I installed NUnit 2.1 using *.msi file. I was following examples that came with NUnit and when I tried to compile Nunit test file here is the error i r...more >>

I'm working on a win appication that is constantly querying a small-sized DB. Until now, I've been using Selects from within my app but, all of a sudden I remembered of an application I was working on a year ago (with PowerBuilder) that queried the DB by invoking stored procedures that return t...more >>

Hi all, I have found a possible bug in the Uri class constructor. When I make something like this: test = new Uri(@"http://www.test.com/dir1/page1.html"); test2 = new Uri(test, @"../../page2.html"); in test2.AbsolutetPath I receive http://www.test.com/../page2.html. I know that you can n...more >>

Hi, Does C# have something similar to #define (C/C++) I tried using the #define but didnt seem to work. Any help is appreciated. Regards, Steven www.stevenblair.com ...more >>

Has anyone written a utility (preferrably in C#) that takes a text file or string and extracts any SQL statements (e.g., Select, Insert, Update, Delete, Alter etc.) contained in the file or string? Thanks very much. ...more >>

I want to know how can I load dll, which was created by me, at runtime and once dll is loaded how can it be possible to access it's functions? (in C#) *** Sent via Developersdex http://www.developersdex.com *** Don't just participate in USENET...get rewarded for it!...more >>

Hi. I have a static arraylist in a class which is populated during the class's static constructor. Will this arraylist or the class objects allocated on it ever be garbage collected if I don't access it for a few hours? Other posts to this board seem to point to no. Thanks in advance. ...more >>

Hi, How can I load a DLL (which I created) during run time Thanks, Dafna *** Sent via Developersdex http://www.developersdex.com *** Don't just participate in USENET...get rewarded for it!...more >>

Can I present a video file as picture file? (By built-in class) Thanks, Dafna *** Sent via Developersdex http://www.developersdex.com *** Don't just participate in USENET...get rewarded for it!...more >>

Is there a way to pass class object to a method in CSharp and be sure that nothing will change (like writing const in C++). For example if I have class testClass { int t; } testClass tc = new testClass(); tc.t = 99; And then I'm using it like: aObj.DoSomething (tc); I cannot be sure t...more >>

How can I configure Visual Studio .Net so the console does not go away when I execute console programs. Also, is there a good newsgroup for general Visual Studio .Net questions, non C#. Thank You ...more >>

What is the best way to create help files for a C# (VS .NET) application? ...more >>

Hi, What's the best VB.NET to C# converter available for free now ? -- Dotnetjunky ...more >>

Hi everyone, I am facing this typical problem. I have a .NET assembly called "SecurityLib", which I have kept in GAC using gacutil tool. But now I can not uninstall it from GAC using gacutil. I have tried various parameters gacutil /u gacutil /uf gacutil /ungen gacutil /cdl The error ...more >>

On a ServiceProcessInstaller, I set the account, username, and password and I get the following exception. I have made sure that the account exists and has the "logon as a service" privilege. {"No mapping between account names and security IDs was done" } [System.ComponentModel.Win32Ex...more >>

I need a way to read the hex values of an old DBase3 data file. Can anyone give me some info regarding how to grab hex values out of a file? Not sure exactly how to do this. Thanks for your help. ...more >>

What's the trick to loading an icon from the embedded resources? Here are the steps I have taken: ------------------------- 1 - I added a file named "FOLDER01.ICO" to my solution project 2 - I changed "Build Action" for the file to "Embedded Resource" 3 - At the end of my constructor, I try t...more >>

How to build a installation program that (a) First detects if .NET and Microsoft Data Access Components (MDAC) have already been installed on your computer. If not, install them. (b) Then, installs my own program. Thank you very much in advance! Pengyu....more >>

Hi, I want to overload operator++ in my custom iterator class, which I do like this: internal struct IListIterator { public static IListIterator operator++(IListIterator ii) { idx += 1; // copy at the new position->prefix operator return new IListIterator(null, idx ); } } ...more >>

Hello, Is there any special functionality in C# to make a blend transition between two images like the messager 6 do. If no, does any one now how its done? how the guys that implemented messager 6 do the transition from a old display picture to a new one? Thanks Nuno...more >>

Hello, Just a simple question from a old programer of C++ :) I'm a new in C# and i want to make some simple animations like i do in C++, like this: ::AnimateWindow(m_hMyWnd, 200, (((m_bWndShow)? AW_BLEND:AW_BLEND|AW_HIDE) ) ); My question is if there is something like this, any simi...more >>

i write the code to access serial port follows: FileStream fs=new FileStream ("COM1:",FileMode.Create);//its OK fs.Write(...);//its OK fs.Read(...);//throw IOException who can help me,thanks very much. ...more >>

Hi, I'm trying to write a software that log in to a password- protected page, but when I try to open the page and send inn the password, the server refere to the index.htm before I get to post the password. Right afte the "Host: <ip of the server>" line in the header are sendt, the serv...more >>

Can someone please help me close this db connection. I know the connection is not closed because there;s a ldb file in my db folder. dbCommand.Connection.Open(); IDataReader myReader = dbCommand.ExecuteReader(); while (myReader.Read()) { return myReader.GetString(1); } myReader.Close()...more >>

Hi ! A couple of pretty basic questions: Value types: As far as I understand, when I create value type without "new" syntax the object is considered as unutilized. Consequently, I have to initialize its member variables manually; otherwise I would get an exception while accessing them. ...more >>

As the title suggests, what are the differences between a web app and a web service? What exactly IS a web service?? thanks Peter ...more >>