Why is it that I get these errors on this function 1.) The out parameter 'Avalues' must be assigned to before control leaves the current method 2.) Use of unassigned local variable 'Avalues' public bool getStringFieldAsArrayList( out ArrayList Avalues) { bool retVal=false ; Avalues.Add...more >>

How do I find out what control a DragDrop event comes from? I initially presumed that it was the "sender" parameter. But this always seems to be the destination. Ie ... private void listviewMonday_DragDrop (object sender, System.Windows.Forms.DragEventArgs e) { // "sender" always se...more >>

Hello, Im in need of a BASIC interpreter source code in C#. If anyone can point me to something like this, it would be appreciated. ...more >>

Is it possible to display something in a combobox and store something else? For example, can I display "Query for active employees" and save the actual query in the same combobox item? That way I can automatically retrieve the specific query for the option the user chose. Is this possible...more >>

I have a little problem with a webservice. I reproduced the problem in the following simplified example. I just create a new C# ASP.NET webservice and a c# console application. I added a new class test to the namespace of the webservice which I try to access from the console application. ...more >>

I have been looking all over the internet on how to learn C# .net. I have read a couple of books, lots of forums, and tutorials, but i am still at a very big loss as far as trying to write my own GUI Windows application. I was just wondering how everyone one learns C# so well that they progr...more >>

I am currently designing a ASP.NET form for contacts which displays a picture depending on which contact is being viewed. This code works perfectly thus far, but I want to add an if-case for when the picture does not exist. In english it would be something like this: If file exists (".....more >>

I am running an application called AcroComm.exe to poll time clocks here at our company. I have written a small C# app that will poll the clocks based on information found in a DB. My problem is that AcroComm will sometimes stop polling in the middle of the process and terminate. The programing ...more >>

Hi All, This is a very simple question. I have a proxy class (for web service) and couple of other classes that are common for 3 of my projects. As a developer, I would like to keep these common classes seperatly and use them in three different projects. How can I do that? Thanks. ...more >>

I have a configuration class which a handful of enum's that I want to access from another assembly/project. Is this possible? ...more >>

Hi, I am contemplating the purchase of Microsoft Visual Studio .NET, and I've noticed that the prices range anywhere from $200 to $600 USD: <+>-<+>-<+>-<+>-<+>-<+>-<+>-<+>-<+>-<+>-<+>-<+>-<+>-<+>-<+>-<+>-<+>-<+> http://www.calibex.com/Microsoft-Visual-Studio-NET--zz57175175z0znz1zvisual _st...more >>

I have athe following code, but nothing happens when I minimize or maximze the form using "top right corner minimze/maximize buttons". What am I missing!!!!! Help please!!!!!!!!!! Thanks JJ private void Form1_SizeChanged(object sender, System.EventArgs e) { if(this.WindowState == ...more >>

A really simple question. I have an interactive application that works using a microphone and speakers plugged into the sound card. I'd like this app to work over a telephone now. VOIP or a real telephone line - both are workable options. I am clueless how to proceed further, this was d...more >>

I have athe following code, but nothing happens when I minimize or maximze the form using "top right corner minimze/maximize icons". What am I missing!!!!! Help please!!!!!!!!!! Thanks JJ private void Form1_SizeChanged(object sender, System.EventArgs e) { if(this.WindowState == Fo...more >>

Is there anyway to explicitly tell the garbage collector you are done with an object? In my app I have a point where I am sure there should be no references to an set of objects (well i remove what i assume is the last reference to them) and I want them to be GCed. But for some reason my app i...more >>

Hi I have a control i've written which works fine... but my question is this... some of the properties in the control are actually a class and i want to be able to view the properties of that class... e.g. like Font, so i want to able to display a + - next to it how do i do this? I'm...more >>

I have a commonly used password that is low security, but part of my application testing so I want to just bind it somehow to an F-key say F3 and maybe another to F4. So I can click on the field and just hit F3 to fill in the PW. If you saw how many times a day I have to do this you would und...more >>

Hi Just started using c# to do a task I usually use Perl to do and hit a limit in my knowledge :-) I have a program which reads from a large text file, extracts certain lines then gets a string from these lines. Question If the object I extract is in the form of a number how can I cast it in...more >>

Why do some forms on my project have the components variable as System.ComponentModel.IContainer components = null; Yet others have System.ComponentModel.Container components = null; What is the difference of this variable being a reference to the Container class as opposed to the Inte...more >>

I have a C# MDI app. The child forms do alot of work, so this work is perfomed on a different thread created using ThreadPool.QueueUserWorkItem(). Because the status of the work is important to the user, I post the results in a richTextBox on the child form. I have created an event to do th...more >>

Do i have to create an index pallette. How do i do that?. Or, Can i not just make an ordinary 8pp pixel format without this indexed problem...... *** Sent via Developersdex http://www.developersdex.com ***...more >>

Hi, i need to use iTextSharp to generate the PDF in c# web application. if any one know it will be of greate help. Thanks -- ravib...more >>

Hi, As the title suggests, I am looking for soemthing which would essentially give me a nested enum, or perhaps someone can suggest a more suitable approach to my problem. I have a DLL which allows the user to select which type of DB they are using and also how to connect (ODBC, OleDb etc) ...more >>

vb.net val function c=val(a$)+val(b$) thanks...more >>

Hi I am on framework version 1.1 (SP1). Consider the following code. public static void Main() { int i=1; int j=1; object a=1; object b=1; object c=i; object d=j; object e=i; object f=i; object g=b; object h=b; Console.WriteLine("a==b " + (a==b)); // prints Fal...more >>

Hi All Can anyone pls let me know if there is a MQI wrapper (MQ clinet API) that I can use in C#. Thanks Nitesh ...more >>

Hi I am sure that this is a bug in MS VS 2003; Consider the following code: ---- public static void Main() { int i=1; int j=1; object a=1; object b=1; object c=i; object d=j; object e=i; object f=i; object g=b; object h=b; if (a==b) { ...more >>

Hi all, New to .NET, I'm working on an Winforms client application using VS 2005 beta2. My needs considering data storage are the followings: (1) Small files (0 < length < 10 mb), containing lots of small 'objects' that need to be loaded into memory at runtime, in order to garantee small ac...more >>

Hi, This post is the 'sequel' ;) of the "Data Oriented vs Object Oriented Design" post, but it can be read and treated apart from that one. I will just quote the beginning of my previous message to expose the problem: [QUOTE] New to .NET, I'm working on an Winforms client application usi...more >>

Hello I'm new to C# language and wonder if the code is correct syntax wise but not necessarily logic wise. private void nodeMoveUp(TreeView tv) { TreeNode tn = tv.SelectedNode; if (tn == null || tn.Index == 0) return; int newindex = tn.Index - 1; TreeNode newnode = (TreeNode)...more >>