Hi~ all How?? please let me know~ Thanks in advance~ *** Sent via Developersdex http://www.developersdex.com *** Don't just participate in USENET...get rewarded for it!...more >>

Hi! I'm trying to make my own MessageBox... What I would like to know is, how the MessageBox class is implemented? I could have something like: new MyMessageBox().ShowDialog(); but I would like the solution used by MessageBox, where you call the static Show() method, which returns a Dialo...more >>

I am moving various control on datagrid by catching currentcellchanged event and leave event of corresponding control.However problem is i have to click first on a particular cell to move a specific control to the cell and then i have to click again to set cursor on the same control. Coul...more >>

some one can help for how to get a free IRQ . I want to get the number of free IRQ or list of IRQ's avilable (not using)...more >>

Hi. I'm trying to edit C# code from within eclipse 2.1.1 but am getting nowhere. The Improve plug-in doesn't seem to install on such recent versions of eclipse; is there anything else out there that I could try? Thanks, Graham...more >>

Hi, I would like to create a tab in MSN Messenger like an addin...that uses the Messenger interface... My idea is to export data from a Web Service on wich the users can access information via "MyTab" on their MSN Messengers (once they have downloaded the plugin...) Is it possible to exten...more >>

a) This concerns a machine with a UK version W98SEe operating system. b) I have developed an application on an UK version XP professional machine. c) On the UK version W98SE machine I have installed a Dutch dotnetfx.exe in order to test the application for the Dutch market. d) When I try ...more >>

Let's say I have a big system with several dozen C# projects - some of them class libraries, some of them applications. Executables and libraries from higher layers depend on libraries from lower layers. The system usualy has two builds: debug build and release build. Debug libraries and execu...more >>

Hi, I want a certain task to be run by multiple threads. The issue is do we have to create a new thread object foreach new thread and specify the same threadStart deligate or is there a different approach to this. Thanks Amendra. ...more >>

Hello Anyone has a list of software needed to be installed on below Operating systems to be able to run C# applications. a. Win98 b. Win2000 Pro Regards, Mac...more >>

Hi, I'm creating a C# assembly which loads from its resources some XSDL schemas and use them to validate external XML files. Some of these schemas refer to other schemas via include commands. How can I let the validator resolve these references in schemas loaded from assembly resources? I think ...more >>

Can anyome recommend a good HTML editor control that we could embed into our C# application. The HTML editor is primarily used to create emails. We are looking for basic formatting things like fonts, bolds, colours etc A .NET managed assembly is preferable....more >>

I have a server in a workgroup (called "wg"). Does anyone know how to find the name of the workgroup from code (pref c#)? I've trawled the newsgroups and the MSDN site for the right class / method / property to use but I just can't find the right one. There are plenty (such as UserDomainName) tha...more >>

Hello all, How can i call a server side function (in .aspx.cs) from a client side (in .aspx) using javascript? thanks, benny *** Sent via Developersdex http://www.developersdex.com *** Don't just participate in USENET...get rewarded for it!...more >>

Hi, For non static fields, FieldInfo's GetValue needs an instance of a class that inherits or declares the field. What I do is that I create an instance of the class that defines the field using Object instObj = Activator.CreateInstance(cl); but now I need to get the value of the field f...more >>

hi all, i would know if and how C# will change with the new 64 bit architecture. and the other .Net languages? have you some link? thanks Alex asassu@SPAMMlibero.it (remove SPAMM) ...more >>

Ok, now this newbie is dealing with arrays. I have some questions on this. I thought I'd use the built in Array class, since it contains all I need for sorting, copying etc. arrays. Now I'm wondering if this is so clever. As I've understood it, one good thing with the Array class is that it is p...more >>

Please, if someone knows which reference I must Add to use the namespace ROOT.CIMV2, please tell me. Thank you ...more >>

Why this does not work??? cb1 - combobox DataProvider.DataProvider.DS_BringRacks() - DataSet cb1.DataSource=DataProvider.DataProvider.DS_BringRacks().Tables[0]; cb1.DisplayMember = "id"; cb1.ValueMember = cb1.DisplayMember; it diplays in combobox : "System.Data.DataRowView" instead of ...more >>

Hi, I have written a custom web control with a DesignSerializer. If i change a property in design-time, the serializer starts before the properties will be set in the control (the object "value" in the serialize method has the old property value). Thats annoying cause the serialize should wri...more >>

How can I get a list of all users currently logged into a Windows Server? My program will be a windows service that has administrative access, so I should have the correct access to do this. Thanks for any help, Bryan ...more >>

Hello: I'm creating an ASP.Net application. I need to run a method that would return a DataSet. I'm new to C#, so I have a problem with it. In VB.Net I just used to write a function like this: Public Function GetOrders(ByVal sSQL As String) As DataSet In C# when I try to write something...more >>

My program uses 200 radio button, 20 panel and about 150 textbox... But I cannot understand its memory usage... It uses about 30 MB while it is running without any db connection or something else... Do you have any idea? Thanks... ...more >>

I get a compiler warning with this statements: ulong versionHash=0; if (User!=null) versionHash |= (ulong)User.UserID; The warnign is like that (translated from german): "Bitwise OR-operator is used for signed operand. It is recommended to convert a smaller unsigned type first." I don...more >>

I am trying to use a hashtable as the datasource for a listbox and am running into an error: {"Complex DataBinding accepts as a data source either an IList or an IListSource" } what am I doing wrong? do I need to cast the hashtable in order to bind it? thnx ...more >>

I'm trying to execute a MOVE command via WebDav for my Hotmail account ( trying to move a message into my trash folder ). I'm getting an authorization exception. I am pretty sure that I'm not getting/setting the proper cookies. I was hoping someone out there may have an example of how to do a...more >>

Hi, Is there a way to parse datetime in string with following possible formats into a DateTime object? - MM/DD/YYYY - MM/DD/YY - MM/YY - MM/YYYY This line of code would throw if I pass "08/03" DateTime result = DateTime.Parse( s ); Thanks! ...more >>

Hi, I have a hex array in big endian format. like - byte[0]=0x07 byte[1]=0xC3. I need to interpret it as 0x07C3 and convert it to it's integer value. How can I do this? Thanks, Susan ...more >>

hi yet again (slowly going crazy here), when i press enter......the keypress event doesn't get fired....anyone has a clue as for why this is.....i've been looking in MSDN and they do exactly what I did....and they claim it works??!! well anyway if anyone has any idea why they keypress event ...more >>

Hi all, I need help for a sample code to convert a bitmap to byte as well from byte to bitmap.. Thanks for the help Eka ...more >>

I've got a Main Form that takes a list of files. You click the "Process Button", it then opens a new "Batch" form which processes the images files one at a time. Unfortunatley the process takes a bit of time but my code keeps running, not waiting for the batch to get done. How can I have the ...more >>

Hi everyone, Is there a need to close any of the following when done using them? or does C# take care of them by itself. OleDBDataAdaptor? OleDBConnection? dataSet? Thank you Maziar A. ...more >>

Hi, I know I must be becoming a pain in the ass, but i've encountered yet another little problem : I catch an enter keypress with the KeyPress event handler....it does what it needs to do.....but then after that it still fire the event for the button that is active at that moment. I've s...more >>

Hey, I have made a method that would take any object o and an array of extraTypes to construct a XmlSerializer object then call .Serialize(stream, object)... When I have this called within the same method as the type it works fine but when I am passing this type and the extra types array ...more >>

Hi, does anyone know how to catch the spacebar with a keypress event.... if (e.KeyChar == ????) thanks. ...more >>

Hi, I write my code behind in C# and everytime I need a new functionality, I build a class for it and save it in a folder I call ClassLibrary. My question is I don't know how to send my web controls to these classes. For example, I created a standard States and Countries class which simply ...more >>

Are there any plans to incorporate a native C# facility to deal with the OLE Structured Storage concept? It's clumsy at best to have to construct a C++ interface to the .doc files (or any such files by any suffix), when Microsoft uses the concept in most, if not all, of their other products. "J...more >>

Sorry if my question is quite naive, nevertheless : Will components written on C# with VS 2003 be applicable on legacy VS 2001. If no, please direct me to a safe way to provide backward compatibility ... -- Best Regards Yuri ...more >>

We're currently doing some tests to determine the performance of static vs non-static functions, and we're coming up with some odd(in our opinion) results. We used a very simple setup. One class had a static function, and the one class had a non-static function. Both of these functions did the e...more >>

I am working with Windows Management Instrumentation (WMI). I must use the namespace ROOT.CIMV2, I have written "using ROOT.CIMV2.Win32" on the top of the file, but a compilation error happened because I hadn't Add the Reference where that namespace is. If someone knows which is the Reference I ...more >>

I am developing an application that has to have acces to it controlled. I would like to be able to have the users logon to the application using their existing WIndows account. I would create a new Group on the domain and add those users who should access the program to that group. The pr...more >>

Is there an easy way to capture the keypress - keydown events from a LABEL control ? Standard the control doesn't handle these events. The label control inherits from the control class , and this class has the keypress - keydown event handlers. So i believe this must be possible ? k/Regards, ...more >>

Hi, I have a form with 4 buttons on it. Now when the user presses enter....i always want the button2_click event to be fired, no matter what button was last clicked on by the mouse. However if I click on a button with the mouse....it needs to fire the event for the button that was clicked. S...more >>

using System; using System.Windows.Forms; using System.Drawing; class MyForm : Form { MyForm () { Text = "Windows Forms Demo"; } protected override void OnPaint (PaintEventArgs e) { e.Graphics.DrawString ("Hello, world", Font, new Solid...more >>

I know, I know, global variables are bad bad bad. I have some readonly variables that I assign right away and they will never change (hence the "readonly" part). I need to access these variables in multiple classes and I don't want to have multiple declaractions all over the place and have to...more >>

Hi! :O) I'de like to know how date types are hold in memory. Is there any documentation on this? for example, is System.String a BSTR? or int[] a SAFEARRAY? thanks a lot! -- Best Regards Yanick Lefebvre Please posts answers to the group so all can benefit ...more >>

Hello, I would like to return the good single value from a string value in these cases : Convert.ToSingle("23,30"); Convert.ToSingle("23.30"); // Conversion Error !!! The result should be a single 23,30 (Single Type) How to deal with this "." or "," for the decimal point ? How to by...more >>

Hi! I'm looking for unit-testing tools for .NET. Somthing like Java has --> http://www.junit.org regards, gicio ...more >>

Could someone show me how to derive and use custom exception types separately from:System.Exception, System.Object and System.ApplicationException in C#? When people say:"Use Visual Studio .NET to create a component..." What does it mean by "component" here in C#? ...more >>

How do i call in CSharp to this function: GetVolumeInformation The GetVolumeInformation function retrieves information about a file system and volume whose root directory is specified. BOOL GetVolumeInformation( LPCTSTR lpRootPathName, LPTSTR lpVolumeNameBuffer, DWORD nVolumeN...more >>

Hi, I've added a KeyPress event to my form...but when I run it, and I press a key this event isn't fired. What could be wrong? Does the KeyPreview property need to be set to true for this? Thanks, Bart. ...more >>

I'm having a serialization problem. I have a dll, and one of its classes can get serialized. but the dll and the calling exe dont reside in the same folder or subfolder. so serialization works fine and a file can be saved to the hard drive. but deserialization blows chunks, because the...more >>

I'm having a serialization problem. I have a dll, and one of its classes can get serialized. but the dll and the calling exe dont reside in the same folder or subfolder. so serialization works fine and a file can be saved to the hard drive. but deserialization blows chunks, because the...more >>

I am currently hiding a form until a key is pressed (I am using the command "this.Hide();" to hide the form). When that key is pressed, I am once again showing this form, with the command "container.Show();". My problem is that when I do this, it always brings up the form in a minimized s...more >>

Hi, I need a logging framework for C#, similar to Log4J for Java. I prefer an open source solution is possible. Thanks. -- You don't pay to get spam, why pay to clean it? Visit http://www.spammarshall.com to create an account for free <http://www.spammarshall.com>...more >>

Hi all, I am dealing with sockets in my code. I open them like - System.Net.IPAddress remoteIPAddress = System.Net.IPAddress.Parse (szIPSelected); System.Net.IPEndPoint remoteEndPoint = new System.Net.IPEndPoint (remoteIPAddress, alPort); // Connect to the remote End point in the socket. ...more >>

Hi, Is there is equivalent of VB's DateDiff() method in C#. I need to find difference in months between two dates that are years apart. Docs says that I can use TimeSpan like: TimeSpam ts = date1 - date2; but this gives me data in Days. I don't want to divide this number by 30 because...more >>

I would like to talk to the COM implementation of Structured Storage from C#. I would like a C# equivalent of StgCreateStorageEx. I expected to find support in the stdole Primary Interop Assembly, but I have not been able to find it....more >>

In an MDI app after the first internal screen is launched, used, and then closed, it doesn't return the memory. I have noticed that if you open the same form again the memory stays about the same and doesn't reallocate another 10-25 megs depending on whats on the form. Is this normal? I...more >>

Hi Folks, As mentioned, looking for sample source of a DNS Server - written in C# would be ideal... VB is the next most comprehensible to me. Rein ...more >>

Hello, Can anyone give me a link where I can find a tutorial on how to make enumaration flags? Not the structure (public enum MyFlags{...}) but how to asign the members values (0x01, 0x02) etc... Thanks. Jose. ...more >>

Im using this construction, for getting num of icons contained in specified file. But it is not working. Function returns 0. Where is the problem??? [DllImport("SHELL32.DLL", EntryPoint="ExtractIconEx", SetLastError=true, CharSet=CharSet.Unicode, ExactSpelling=true, CallingConvention=CallingCo...more >>

Hi.Can the Dynamic Link Libraries created by C# be used in MS Excel2000 if it is CLSCompliant? Thanks. Agan. ...more >>

I have made a NT Service in c# and I need to use some features provided in a legacy C library (it can be interfaced with callbacks and normal calls). So far, no problem, I used p/Invoke and all is fine. However, this library writes to stdOut/stdError. :-(( Is there a way at service startup (or l...more >>

Hi, I'm trying to implement a ComboBox drop-down column for a DataGrid. When a cell is selected in the ComboBox column I overlay a ComboBox over the cell and call: this.comboBox.Show(); this.comboBox.BringToFront(); this.comboBox.Focus(); Now when I press the up/down arrow keys I would ...more >>

The C# team is hosting a chat on MSDN next week discussing the changes in Visual C#, including both language changes and IDE changes. November 20, 2:00 P.M. Pacific time/5:00 P.M. Eastern time - You can find more information about this chat on http://msdn.microsoft.com/chats/. -- Eric Gunner...more >>

Hi, After executing a server-client remoting scheme I wrote, I've noticed a constant memory growth (both at the server, and at the client). Searching through various newsgroups, I've stumbled across various posts, regarding this behaviour. My question is: Is there currently any known bug, ...more >>

Hi, I have implemented IInternetProtocol and IInternetProtocolRoot in my protocol handler. Whenever I try to register the instance with IInternetSession::RegisterNameSpace, I receive a NullReferenceException. I checked to news for it and other people seem to have similar problems. The Crea...more >>

How to create analogue of Delphi's 'DataModule'? DataModule is non-visual form, which contains connections to DB, queries, tables, field definitions and relations between tables. All this objects are available for all project's forms and procedeures. Can i implement this in .NET?...more >>

Hi, I'm a student who's working on a school project about ASP.NET / C#. I'm having some problems with my class. I want to create an ArrayList filled with results from a DataReader. It gives me the following error: Exception Details: System.NullReferenceException: Object reference not set t...more >>

Hi, I'm looking for an elegant solution on how to find the youngest file within a given directory. At the moment I'm storing all files in an array and loop through it comparing the creation date as follows: private string FileShare(string strURL) { string [] files; DateTime datLastWriteT...more >>

I need to generate an event in a user defined control when I have changed a variable, so that I can pick it up in my main form and take it from there. Can someone explain the SIMPLEST way of doing this. Liz (newbie to OO)...more >>

I have embedded resource called Settings.xml. I'm able to read the resource but how can I write data to the resource. The code for read operation follows: private XmlDocument m_doc = new XmlDocument(); System.Reflection.Assembly a = System.Reflection.Assembly.GetExecutingAssembly(); System.IO.Stre...more >>

Howdy! Given: public abstract class A { public abstract int A1(int i); private class B { private int B1(int i) { int j; ... ----------> j = A1(4); // that's what I want ... ...more >>

Hi, Is't possible to find out if a field is declared in a specific interface using Reflection? -pseudo code- Type type = MyObject.GetType(); fieldInfo = type.GetFields(...) Debug.writeLine(IsDeclaredInInterface(fieldInfo, IMyInterface)) -J E E...more >>

Hi, I need to add a custom ToString method on an Enum Property. The default ToString method expands the whole name. But, I want only an short associated code with the long name of the enum type. For example, public enum Color { Red = 0, Blue, Green } The statement Color cr = Color.R...more >>

I have a 3 digit number that needs to be in an array. I want to get the last digit. ex. number is 127 and i want to get the 7.I have a lot of numbers that I will be working with in a loop. How can I enter this number in an array and get the last digit only? if that is not possible can some...more >>

I use the following code to format the numbers to have commas. But in case when input is zero it returns an empty string....any ideas? String.Format("{0:#,###.##}",dblNum); ...more >>

I have a recursive function that I would like to do a lot of recursive calls (preferebly 2^20 in total) The function is called as (with maxi = e.g. 100000) DoRecursion(0,maxi,bseed,sha); And the total code is static void Main(string[] args) { long maxi = Convert.ToInt64(args[0]); t...more >>

Hi, I need to create a textbox which acts as a normal textbox but with the following extra requirements: 1) In-focus color, when the textbox gets focus the backcolor property of the textbox should be set to a, selectable, in-focus color. 2) Out-of-focus color, when the textbox loses focus t...more >>