hi all, i guess this question had been asked many times but i couldnt find a way how can we generate a struct with managed code with fixed size i mean struct easy { int a,b,c; char[] name; //or it can be string also // string name; } i want all these objects type of easy have si...more >>

Hello, I'm drawing a segmented lines to a graphics object. I want to test for each mouseclick event it should check whether the cursor is on the line. If so it should select the entire line. I'm createing a GraphicsPath object. Then adding each segments of the line to this path. Then c...more >>

I've designed a user interface the uses the flat xp look for my controls, but the crazy decision by ms to make the combo box 1 pixel higher than a text box is really messing up my design. I really need to adjust the size of this control without having to resort to creating my own. I have...more >>

Hi, At this moment I have one large sourcecode file and want to seperate it into multiple files. When I do so, the app crash after he created 6389 (156794880 bytes total) source files with the error: Filestrem will not open Win32 devices such as disk partitions and tape drives. Don't use \...more >>

Hello, I'm using the .NET class ServiceController to start my service. After calling start, a subsequent call to ServiceController.Status is returning 'stopped.' I know the service is running because it is listed as 'Started' from the "Services Administrative Tool." Is there some reason fo...more >>

Why do some of the my text fields on a my webform background appear as yellow by default. I have not set any properties nor have I added a CSS. Only specfic controls appear this way. Is it possible to shut this feature off....more >>

Supose I have a control Text1 with todays date (21/12/2004). How can I show it in a "yyyymmdd" format? Solution like Text1.Value.Year.tostring() + .....Month.tostring() + .... = Day.tostring() seems to be unelegant.....more >>

What good obfuscators/protectors for .NET are on the market now ? -- Best regards, Oleg Subachev subachev@ural.ru ...more >>

Is this even possible? In particular, I'd like to use the calander controls in Outlook 2003. I have Visual Studio 2003 installed and I also have the full Office 2003 installed (with Infopath which I've read means I have the fullest set of Office 2003). If this is possible, what is the name of ...more >>

greetings is it possible to change the back color of text on the groupbox control? I change the back color property of groupbox but the label's text back color stay the same (grey). If it is possible, how? TIA Almeida...more >>

Hi, I have been asked this before but I think that I didn't explain myself well I am using exception and logging and I would like to log the parameters which was passed to the function whenever an exception was occurred,again,I want to emphasize that I am the owner of the code. I can ...more >>

hi, I have created usercontrol which is having combobox and command button. my requirement is, If i select some particular item in combo box, I will do some process and i will remove this user control from my screen. When I do this, it is successfully removing that control, but once come o...more >>

I'm trying to read some image files off of our web site and the code isn't working. The files appear to be corrupt. The file size is correct the image becomes corrupt after maybe 20 or 30 lines. The url might be something like: http://www.website.com/folder/chart1.jpg And I want to save t...more >>

how to get the corresponding values for a given Key in hashtable ?? ...more >>

I wish you all a merry christmas. Now i am off for a week. -- Regards, Dennis JD Myrén Oslo Kodebureau ...more >>

Hi Guys, Can I use named parameters in C# Methods. i.e doFoo(fname="do", lname="Foo"); Cheers, Pete ...more >>

....and send it immediatley? My goal is to send mail, and in the same time save a copy in a "Sent Items" folder... Or if sending fails - to put that mail into "Outbox" folder... Any suggestions? OE APIs? thank you... ...more >>

Does anyone know how windows service work with notifyicon and contextmenu? I was able to run the windows service with notifyicon part but when I inserted the contextmenu command it didn't work. When I read the MSDN articles about the windows service it says that if my WS needs to be interac...more >>

Hi All, I have the following code. If the MessageBox.Show statement is enabled then the "GetDataTableThread" is being started or else its state remains as unstarted. What should I do to start the GetDataTableThread Thread and make sure it is started? Any suggestions please? Thanks...more >>

All: Does anyone have a sample (or a quick explanation) of creating a simple sprite with C#? I want to write a simple game for my children. Is it as simple as creating a PNG w/ a transparent color and "blitting" (I am using C#, so "rendering" might be a better term here) the graphic onto m...more >>

If I DataSource a ComboBox to a DataTable, and specify a column for ValueMember and DisplayMember, everything comes out fine until I sort. When I sort, it seems to sort the DisplayMembers separate from the ValiueMembers, so for example ID 2 which used to map to "Widget" now might map to so...more >>

I have a text file that appears to be delimited by multiple spaces. The split function will only work with one space if I am correct. Is there some way to split this file into an array without getting the extra spaces?...more >>

Greetings, I am writing text to a multi line textbox on a timer as follows: txt1.AppendText(@"/* " + DateTime.Now.ToString() + "\n"); Here is what gets displayed /* 1/1/2004 11:12:11 AM| There is a pipe | char at the end of the string. I am guessing it is the "\n" carriage return...more >>

Are there any VB.NET to C# project converters out there? TB ...more >>

Hi all, I popped up this question a while ago, and I thought it was worth checking again now... (maybe something has changed or something will change). I read this book about component oriented design (owreilly - Juval Lowy), and it was actually very nice. The book goes on about how we sh...more >>

Hi, Could someone help me on one issue regarding to Authorization Manager (AzMan)? Thanks in advance!!! I first open the AD based azMan store and an application, everything seems work fine ... but when I tried to programatically to retrieve the tasks defined for a specific role, instead of ...more >>

I am writing custom collections for my business objects but I need support for the foreach construct. I also need key support so I am inheriting from NameObjectCollectionBase. I need to support foreach something like e.g. foreach (HostSystem hs in myHost.Systems) Unfortunately the built...more >>

whether importing win32 dll and calling an API is managed call or unmanaged call ...more >>

There's common use of setTimeout() in javascript to cause a delay on the client of an asp.net app. I'm experimenting w/ a serverside delay. Ie, maybe there's a backend process that I want to occur 10 seconds after the user hits the button on the webpage -- not immediatly. Perhaps 1 codebe...more >>

how can i control a windows service through a web page, for example: start a service stop a service thanks *** Sent via Developersdex http://www.developersdex.com *** Don't just participate in USENET...get rewarded for it!...more >>

Thanks for the advice with that Brian. I found out using all the Exceptions that it's an OleDbException: 'Could not find installable ISAM'. Anyone ever have any experience with this error before?...more >>

(I'm resorting to bribery for an answer here... First person to post to _newsgroup_ a definitive and substantive answer (i.e. references), I'll give $10.) Question/issue: I'm using a custom data source for my (WinForms) datagrid: public class MyDataSource : IList { public void AddRow...more >>

Hi, I come from the MFC world and I can't get the same behaviour I add in my old app with a new dotnet app written in C#. I have a rectangle with a string inside and the user can drag the mouse to shrink the rectangle width. While shrinking, a string "abcd" is progressively displayed as: ...more >>

When I develop an application with VS.NET C#, when I click more than one time on a button, it seems to execute many threads of the same function. How to disable it? thanks...more >>

hi I have two table named Purchase and Sale..all of fields of both tables are the same...I make them design in one table with an additional boolean field to determine which is Sale and Purchase... it is good to design them in seperate tables without additional field?? or design both in one tab...more >>

Hi, heres a brief description of what I'm trying to do. I have a sql table named colors that looks like this: color_id color_name 1 blue 2 red 3......... and so on I created a composite custom control overode the CreateChildControls method where I cre...more >>

Is it possible to reference all the public properties that are in a class within that class's constructor using REFLECTION, and then reference them with a string variable? I have a class that will have 35 integer values as public properties that must be read in from a database. Also, each ...more >>

Hi All I have a DLL (nahd.dll) that has been supplied to me will a PBX phone system. According to the documentation it is to allow developers to write there own applications to monitor the system. Now when I try to register this DLL I get an error. “DLL RegisterServer entry point not f...more >>

Funny you mention that because that's why i didn't include more information.. for some reason, i couldn't compile this try.. catch block. Can anyone give me the correct structure if i am missing something? Does it have to be in a Main() method or anything? Haven't really used try.. catch bloc...more >>

Has MicroSoft released Visual Studio 2004 or 2005 version ? If not then should i buy Vc#.net 2003 or wait for the new version to released. Thanks and Regards, Ashish Thakkar...more >>

Hi Friends, In a window form I have a datagrid and certain action of user I want to select and set a focus to a particular row. I am to select a particular row using dataGrid1.Select(int row), but I am not able to set focus to that particular row. ...more >>

To add a taskbar to a C# application Am currently developing a windows console application in C# (.NET 2003) and have a requirement to build a taskbar. The windows application is designed to launch MS applications such as MS Word, Excel, IE etc apart from third party applications which inclu...more >>

Say, if I got this enum defined: enum Colors { Red = 1, Green = 2, Blue = 4 } If someone passes me a string with value "Red" , how can I Cast it to enum or convert the variable so that it returns Colors.Red? string mystring = "Red"; ...more >>

Say, if I got this enum defined: enum Colors { Red = 1, Green = 2, Blue = 4 } If someone passes me a string with value "Red" , how can I Cast it to enum or convert the variable so that it returns Colors.Red? string mystring = "Red"; ...more >>

Hi, I read from this tutorial at codeproject Question A: http://www.codeproject.com/csharp/GsXPathTutorial.asp regarding xpath.. but i try to apply in my situation, and can't get it work... just say this is my xml file: Device.xml ========= <?xml version="1.0" encoding="utf-8"?> ...more >>

Hello everyOne: I want to use asynchronous technique in the recent project,but i have no ideas of how to use it in c#?I also want to know it is suitable for the recent project.I need some resource to get understand of it, or some light on using it? Resource will be more h...more >>

Hi All! this is my first time that i write web application and i installed the iis after the development environment . the problem is that the .net environment doesn't recognize the web server.someone told me that i have to define that in the registry or install again the environment and i wo...more >>

Hi, I'm implementing an asynchron socket Receiving method and I have a question about EndReceive. Read() { Socket.BeginReceive(buf,0,buf.Length,0,new AsyncCallback(ReadCallback),dp); } ReadCallback(IAsyncResult asyncRes) { ... int bytesRead = Socket.EndReceive(asyncRes); ... }...more >>

Hi again, I have two classes Form1 and GenData. Form1 creates an instance of genData. genData populates a Datatable and then sends it to Form1 using the event seen below:. private void updateDatagrid(object sender, DataTable dt) { if ( dataGrid1.InvokeRequired ) { dat...more >>

I have the following code in a windows service, when I start the windows service process1 and process2 work fine , but final process (3) doesnt get called. i stop and restart the windows service and the final process(3) gets called. what am I doing wrong with the threading? by the way Dire...more >>

After you destroy a Object and its send to the garbage collections, can you retrieve the object back? Also, if you can, can you destroy an object permantly with no trace of it? ...more >>

Is there a way to tell a windows service to run between 9 am to 10 am? Thanks in advance ...more >>