I'de like to know how to change the title bar text of a window that my program does not own. I remember doing this a long time ago in C++ and the Windows API calls were ugly, I hope its gotten easier. I'de also like to simulate a keypress in a window that I do not own, any help is appreciate...more >>

Hello, I'm developing a large statistics application for a call center. It often needs to calculate time spanning over months. For example, an agent's total talk time within 30 days. Since an agent talks about 5 hours per day, this comes out to about 150 hours of talk time per month. Fine. ...more >>

Recently i have encounter some problem with C# programming. The application of mine can't seem to run well with sql server 2000 and i think the reason for this is the connection between this two things is incorrect. So i was hoping that someone out there can help me out with this problem. When i...more >>

I'm trying to connect to a server using non-blocking sockets with the method Socket.BeginConnect(). Since I don't know the Ip address of my server I can't get the IPEndPpoint parameter for the BeginConnect() method. Could someone tell me how to get the IP address of server if you know it's name(...more >>

hello i found there are three socket programming architectures from dotnet:synchronized socket,asynchronized socket and TcpListener. i know that the asynchronized socket is non-blocking socket.i can use it implementing non-blocking socket communication. but i don't know how to determine when i ...more >>

I am writing a multi-threaded program with a worker thread. I want the rich text box to auto scroll down as the text is added. Here is what I want to happen: From the worker thread: 1. Add the text to a richtextbox named txtMessageBody. 2. Make sure that the scroll is to the bottom of the box...more >>

Hi everybody How can I use LPT port in C#? In google I don't find anything... Best regards....more >>

If I make a windows form static, does the object get instantiated at runtime, or is a null reference made to the object? I do apologise in advance if this is a tad ambiguous. I dont think I really understand what a static object is....more >>

I have a tablet PC and I write a application on this tablet PC, I would like to rotate the screen from portrait<->landscape mode(or 90/180/270 degree), what should I do? I only find the code for pocket PC 2003 upgrade. private void SetOrientation(ScreenOrientation so) { ...more >>

I create a circle image form, drag and drop this image on the screen, if I drag this circle fast to the right, the left part of the image is cut, looks to me the performance is not good as I expected, another issue is if I only create a windows form, then goto task manager, the memory usage is more...more >>

Hi, If I have a TreeView with loads of Nodes and they all have children etc, how do I find the index of a given node when I only know the Text value? If I use TreeView.Nodes.IndexOf(new TreeNode(textvalueofname)) it always returns -1 and a TreeView.Nodes.Contains(etc.. always is false. I expe...more >>

I am attempting to insert an existing document into another existing document. When I insert the section break where I want the file insertion to take place, no matter what type of section break I use; wdSectionBreakContinuous; wdSectionBreakOddPage; wdSectionBreakEvenPage; or wdSectionBreakNext...more >>

Hello! I have a notebook with Bluetooth. If I use a cellular phone with camera and bluetooth to send a picture to the notebook is it then possible to receive it using my .NET application. Probably the question is if it's possible to receive OBEX bluetooth messages using the .NET Framework? ...more >>

I have an object SqlConnection and I changed the connection string property in the properties windows. The object works fine but if I do the same declaring the object connection by code and with the same connection string property, doesn't work. It can't connect to the database. What's happeni...more >>

Code public class RootSerialized { [XmlElement("SomeCollection")] public SomeCollection SomeThings; } public class SomeCollection: BaseCollection ,ITypedList ,IBindingList { public SomeCollection() : base() { } [XmlElement("Something")] public Something this[int inde...more >>

How can I do to show the tabs in a TabControl in the botton of the control? Thank you. ...more >>

Hi All, First, I would like to thanks you all in advance. My first question is: How can I call VB code and/or C++ code from C#( .cs ). Any help is deeply appreciated. Thanks you... Kate ...more >>

In the Windows datagrid (if read-only is false), a user can add another row to the grid if the Tab key is pressed when the cursor's in the last row and last column. Is there any way to eliminate this without making the grid read-only? I need to be able to modify the data in the grid and to add mo...more >>

Because of the upcoming US holiday I'll probably have to ask this again next week, but just on the off-chance, I'll ask anyway I have a class defined something like this... public class Item : IComparable { private string _name; // ... more stuff here public int CompareTo(ob...more >>

Hi all, I have an assembly, that contain some embeded resources, How can I add in runtime, data to my embeded resources. is it posible with best regard Viorel Ghilas ...more >>

Hi there, I'm new to C#, and I have a small problem. I have created a new DataSet using the code below, and I would like to be able to populat a drop-down list with the results of the "name" field. Can anyone help me, please? ************************************************* string m...more >>

I have a simple Windows Service with a timer (system.timer). The service seems to run just fine when I have the Timer = 1 minute, but when I set the Timer = 15 minutes it only fires once ... then appears to stop. any help is greatly appreciated... ...more >>

I am trying to set the column information - which ones I want displayed and how with the web grid control. The interface has some big differences when compared to the winform. Is this possible without having the dataset match ? I think yes... but ... here's how I approached it: ( create ne...more >>

Hi All, I'm looking for a good example for writing a User Control that does not expose the properties of the User Control itself (ie. Tab Stop, Password, Colors, etc.). I only want to expose the Properties and Methods I created. Also, I would like to make it invisible at runtime (this.visible ...more >>

Any ideas how to debug Serialization when there are complicated hierarcical objects and collections involved to prevent There was an error reflecting type error? -- Tamir Khason You want dot.NET? Just ask: "Please, www.dotnet.us " ...more >>

I have a VB 6 dll with the following method signature: Public Sub ParseImageTags(ByRef InputLinksField As String _ , ByRef KeyWordCollection As Collection) From a Visual Studio 2003 ASP.Net C# project I added a reference to this DLL. I have this line of code in the...more >>

private void ArchiveTimer_Elapsed(object sender, System.Timers.ElapsedEventArgs e) { Thread thethread = new Thread (new ThreadStart (processFile.ClearArchiveFilesThreadProc)); thethread.Start (); } Is this code ok, or will there be some issues after ArchiveTimer_Elapsed...more >>

How can I get yesterday's date in a program? I tried using the following, but it fails on the first day of the month dtnow = new DateTime(Year, Month, Date-1); Thanks for any help! ...more >>

Hi all, In my project I have made a number of helper methods static. As I understand it, this will create the problem that multiple threads could access the static method at the same time and interfere with one another. My question is, for each static method, do I need to lock access to only...more >>

Does anybody know of any way/product that would allow you to send a pager message from an application? Any help is greatly appreciated. ...more >>

My Problem: The Function Dispose on a IDisposable shuld be called on the last reference to this instance. Can I get the number of references. to an object? Klaus Drechsel ...more >>

Hi All, I need initial ideas for how to develop a GUI that is Updateable. Like the user can check for updates or be informed when a new update is available. Then he can download the GUI transparently and then run the new GUI. This is just like Messengers ,, like MSN informs you of new c...more >>

Hi, When I read from a XML Document and assign - DataSet.ReadXml(@"C:\Abc.Xml",XmlReadMode.Auto); DataGrid.DataSource = DataSet; I get the DataGrid showing the Data table name, but the data is not displayed in the datagrid. It shows Table Name as a link, on clicking of which the grid is...more >>

Questing: Following program. I want on request of property of some class if the class not initialized - do it, but the following returns exception (...not set to the instance of the object...) Why? SomeClass class = GetThisClass.SomeClass(); //Class class SomeClass { public SomeClass()...more >>

Hi, I am looking for an example of how to extract bitmap images from an embedded resource file (a file with *.res extension, which can be viewed inside of the ide and can hold bitmaps, icons, string tables, etc.) and place them into a imagelist. I have found examples using the resource mana...more >>

Is there some way to convert a string which consists of a number(eg. 24) to an integer type? I am trying to get the value from the text property of a text box. ...more >>

I am running a test web site on my own Win2k professional computer. I have a VB6 COM component (running on COM+) on a seperate application runnint as "Server". When running an ASP.NET page calling this component, it works fine, but When I try and debug the Com+ process using the VB6.0 IDE, I get...more >>

Is it possible to use ShowDialog with some parameters? How could I redefine this method? Thank you Carmen ...more >>

Does anyone know how I can assign a Session variable to this? so that I can pull it back out on another page? ...more >>

I am using VS.NET 2003 and am having an interesting issue with a Listbox control. Essentially, I have a form with a listbox on it. In the listbox doubleclick event I would like to do some processing and then close the form. However, I receive an error (Cannot access a disposed object named "ListB...more >>

I am trying to use this method to capture a user pressing the "X" in the upper right-hand corner. I tried using the following code, but anytime I exit the program it gets hit no matter what I press. if(m.Msg == 0x0010) { //X button location MessageBox.Show("Yeah i am close button here"); ...more >>

Is it possible to call the click event of a control from another method or class? ...more >>

Hi, I have a solution with two projects in it. ProjectA has data which is needed in ProjectB. How do I pass this data to ProjectB? Thank you! *** Sent via Devdex http://www.devdex.com *** Don't just participate in USENET...get rewarded for it!...more >>

Hello, I am writing a program in Visual C# and I have encountered a problem. In my program I want to dynamically create a multitude of controls (thousands) on a form. The problem is that calling the Controls.Add() method several times or even calling the Controls.AddRange() method once can take a...more >>

I am a VB6 programmer learning C#. I probably would have been better off being totally new to programming learning C# because of my knowledge of VB6 is totally making this harder for me to grasp. What I am trying to do is I have a form (lets call it Form1) with a button called Browse. When the...more >>

The Operator overloading in C# has one limitation which I have not seen stated explicitly anywhere. Take the following example public class A { int m_A; public A(int a) { m_A = a; } public static bool operator==(A left, A right) { return left.m_A == right.m_A; } public ...more >>

Dear Group, I have a question about the result from ‘graphics.MeasureString' when using a mono-spaced font. Firstly I assume that Courier New font is mono-spaced, ie each character takes up the same space when drawn on the screen. I am working on a program that requires displaying data in ...more >>

Hello, Does anyone know where the class Hex is in the framework. According to articles that I read it should be in System.Security.Util, but I cannot find the Util namespace. Here is the link that shows this. http://dotnet.di.unipi.it/Content/sscli/docs/doxygen/fx/bc l/hex_8cs-source.h...more >>

Hi, I have an application that will pop up a listboxwindow (containing words that users can choose from) when I type certain characters on a richtextbox. Now I have a problem of maintaining the caret at the richtextbox, because once the listboxwindow pops up, the input focus will move t...more >>

In a ListView control with LabelEdit set to true, you have to click and hold the mouse button longer than I would like to actually edit the label. Is there a way to make it so that you can click the label once, quickly, and go into edit mode? Thanks, Michael C. ...more >>

I am having problems getting an ActiveX DLL written in VB6 to call a method in a C# class library component. My C# DLL is called CSharpProject.dll and contains a public class called CSharpClass. In this class is a single public method that returns the string "Hello from C sharp". My VB6 ...more >>

Hi, I would like to know where I can get the value for Windows API Notification? For example: private const int WM_ACTIVATEAPP = 0x01C; private const int WM_NCACTIVATE = 0x086; I couldn't find it in the Windows API documentation. How can I know the value of other Notification like WM...more >>

If I create a new namespace, where do I locate it so it doesn't have to be part of the project or solution? using mynewnamespace; ...more >>

I believe each ways below will produce the same results. But may i know which one will be better and encourage to be used. Sample1: class Animal { public void GetWeight() { } } class ClientApp { Animal anim = new Animal(); anim.GetWeight(); } Sample2: class Animal { priva...more >>