Does anyone knows any article explains effective use of containment and aggregation with interfaces using C#. Thanks Baski ...more >>

Can anyone tell me why this statement doesn't work? for (int at=0;at==-1;at=msg.IndexOf("\n",at+1)) n++; All I'm trying to do is count the number of newlines in a string. When I step through it in the debugger, it highlights the first statement (int at=0), then highlights the second statemen...more >>

Hi all, Can any one tell me how we will subscribe an event in vb.net What is the equivalent of following code in VB.NET DocumentInfo.DataModified += New DataModifiedEventHandler (DocumentInfo_DataModified) Thanks In Advance, Srikanth ...more >>

How can I set the system time using a DateTime object??? []s... ...more >>

Can anybody tell me where I could find an example or, better yet a library, for a serial connection that does not use any flow control? Thanks in advance... -- Message posted via http://www.dotnetmonster.com...more >>

I have a windows service project as part of a multi-project solution. To step through some of the code, I need to debug the service. 1) How do I start the service for debuging. A production version of the service exists on the machine. 2) Can I then add breakpoints in the service code an...more >>

Hi, i want to ask view questions 1.when i press Enter button on the textbox how do i trigger an event? 2.How do i use shortcut key for example ctrl+s to call certain function....more >>

how can i impersonate from win2000 to WinXP? in MSDN says: (gives example how to implemet it but not with win2000, and it doesn't say what to do on win2000!!!) any ideas? workarounds? Thanx! // This sample demonstrates the use of the WindowsIdentity class to impersonate a user. // IMPO...more >>

In the following code I simulate work being done on different threads by sleeping a couple methods for about 40 ms. However, some of these methods that should finish in about 40 -80 ms take as long as 2300 ms to complete. This is fairly rare, but the test code below will definitely show it. So...more >>

I know the Domain, UserName, Password and folder on the domain:\\inpsol301\home$\abc Supposed I can use UserName, Password and Window Explore to map the folder above to X: and then write a file to it. Question: How can I do it programmatically without mapping the drive? full source code...more >>

Hello, I need to write C# class, that would implement IDispatch interface to be used in ActiveScript. I can't use IReflect interface here due to design issues, I need to handle GetIDsOfNames and Invoke manually. I've tried the following code: [Guid("00020400-0000-0000-C000-000000000046"...more >>

Hello, I have just started using Mono C# on Fedora Linux Core 3. Since the RPMs did not work I got the mono-1.0.5.tar.gz and mcs-1.0.5.tar.gz tarballs and unpacked and built them in that order which worked just fine. The result was that among other things I ended up with executables mcs (Mono ...more >>

Hi, Is there a way to resolve the current namespace in a static method, such as Main() from within a console app? In a public method from a class instance, you can use the "this" keyword in (this.GetType().Namespace) to resolve the namespace, but you can't do that from within a static metho...more >>

Hi! I'm programming a windows application and consdidering 3. party chart supplier. I've come down to 2 alternative. * Dundas enterprise edition Combo version * Gigasoft ProEssentials v.5 Pro I wounder what is their strength and finally, no less, what is their weekness?? Any ...more >>

Hi, I have a multithreading application that reads and writes to com ports. The debug version works with no problems, but the release version don't. They are the same code, the difference is how the solution was compiled. The problem is: The release version fails to read from one of the...more >>

HI, I would really appreciate some hwlp with this: Here is the WinAPI struct used in call to winapi function wavInGetDevCaps: typedef struct { WORD wMid; WORD wPid; MMVERSION vDriverVersion; TCHAR szPname[MAXPNAMELEN]; DWORD dwFormats; WORD wChannels; WOR...more >>

I have a bunch of code to get an input line from user like ensuring input is a character rather than RightButton, and deleting past char if delete is pressed. Can you think of an easier way to get the text that exist when the user presses enter? Thanks. private void m_textbox_KeyDown(objec...more >>

Hi, Exist any alternative manage property (create policy, setting filter) of ipsec on Windows Server 2003 from .NET framework? My program using extern command netsh, but it's not elegant solution. Thanks, Igor MALY...more >>

Hello, I have an object that at some point creates a thread to run one of its method. I create that object within an application and after a while I set its reference to null to let the gc reclaim it. now the problem is that I want this thread to stop after the object is being deleted but t...more >>

I am trying to build a C# localserver DLL to help an applicaiton of mine. But in the example I am basing it off of ( http://blogs.msdn.com/adioltean/archive/2004/06/18/159479.aspx ) I cannot find two of the namespaces listed so far. Where are System.ServiceProcess and System.Sonfiguration....more >>

Hello, All! How can I check if I have access to specific network resource? Or, having user's domain name and password check if he or she has access to network resource? Thanks. ...more >>

In a somewhat complex application, I've developed plug-in architecture and am having a problem as to when to catch general exceptions for logging purposes. In each plug-in class library, for example, I'm assuming it's throw on errors, and that the core then catches them. I've got proxy cl...more >>

I would like to write some document scanning program. I don't know anything about how to manage the scanner via c#, could you tell me where to see just to begin. Thanks ...more >>

I'm having trouble writing several records from an XML file into an html file. The problem is that it only outputs one record to the html file. I need to export all the records in the xml file to html. How can I do this? Is there a better (and easier) way to export a dataset to a 'friendly-...more >>

Hi all, I have a property called GeneralStatus that can return an int between -1 and 3. These values are represented by an enumeration called StatusEnum. My question is, should my property definition return a int (the underlying type of the enum) or should I return the enum itself. W...more >>

Is there any way to resolve the ip address of the host machine or a machine at the other end of a network connection? I have created a client-server Tcp project that only uses the TcpClient and TcpListener classes for the connections. I have tried: Dns.Resolve("localhost").Address[0].ToStrin...more >>

Running visual studio .net 2003, Ive created a project for a pocket pc. I want to run it in my pocket pc 2003 emulator because if I use that particular one I can connect the emulator to activesync using some 3rd party software. Visual studio keeps opening up a Pocket pc 2002 emulator (the def...more >>

I created a ComboBox and used one of my DataTables as the DataSource. I set the DisplayMember to the column of the text I want shown to the user while I set the ValueMember to the ID column. I then started to test it when I realized I'm getting the wrong ID for the textI choose in the Comb...more >>

How do you code a WindowsForm field for an email address, so that when the user double-clicks in the field, an Outlook email form is generated which is addressed to the email address in the WinForm?...more >>

Hi everybody I want to shutdown my computer with my program. I searched in MSDN to find a .NET method that can do that but did'nt find anything but ExitWindowsEx Api. I write following codes to execute this api but every time i use it, I see an error message. Error:1314 " A required privileg...more >>

Correct me if I'm wrong, but I'm assuming if I leverage the built in stored procedure debugging in VS.NET, that this potentially is locking resources on our SQL Server. Moreover, this wouldn't be the best way of maintaining a high performance database in general, and should be only used on a de...more >>

Hi, Got a general query regarding XML and Databases. To be honest, I really don't kno that much about XML. Here is my problem: I have a XMl file containing a number of transactions in a format similar to this: <MessagingHeader document-number="000256" advice-type="AUDACC" subject-fi...more >>

Hi, Presently I am writing a programm to display the status of phone extensions. For this purpose I use a WinForm application. The status of the lines with the respective user name should be displayed in cells (similar to an Excel sheet). Due to the high amount of cells (extension, username)...more >>

Hi, Can I save an image in the database, without saving it first in the hard disk? Thanks, Bruno Rodrigues....more >>

hi, i got a problem with CSharp TreeView control. how can i Find/Search a Node in TreeView. please help me! SBS -- Message posted via http://www.dotnetmonster.com...more >>

I need to get the path of a service in C#. Using C++, I can use QueryServiceConfig() but I wish not to use Interop if I dont have to, is there a way in C#? thanks Ralph ...more >>

Hi, I would like to access to execute specific commands but the privileges are not enough from an aspx Page. Because this service run as IU_IISSERVER, therefore aspx hasn’t access to these resources and it is normal.. But sometimes, I need these privileges for special commands. How to execut...more >>

I have a ms word template file in which I am some bookmarks. From y Visual C# program, I am sending values to those bookmarks and trying to print. I am not able to print. The program is not giving any error either. Can someone help me with that? Thanks *** Sent via Developersdex http://www...more >>

Hello, a question about abstract classes. Abstract ClassA, inherited classes X and Y. When creating it's something like: if (true) ClassX xx = new ClassX(); else ClassY yy = new ClassY(); Is it in someway possible to put the if statement in the constructor of the abstract ClassA? So I do...more >>

Hi. I am trying to read information out of the IIS metabase (v5.1). Observe the following code: using System; using System.DirectoryServices; using System.Reflection; namespace ADSI1 { class ConfigIIS { [STAThread] static void Main(string[] args) { ...more >>

I was wondering how the INamingContainer interface works when you are not required to implement any methods to perform the work. My understanding of interfaces is that they are a contract and you implement the logic yourself, following the interface's contract. What confuses me is how does t...more >>

I get the following result from a webservice. I pass this string to an XML Document. Can someone explain, how can I query the <result> out of the xml, using xpath query language (ie. using selectsinglenode function) Thanks, Alwin S. ?xmlResult.xml <?xml version="1.0"?> <soap:Envelope ...more >>

Folks, Given the function signature: bool VerifyPassword(string uid, string pwd) How can I program its internals? In other words which APIs or better yet ..Net calls can I use to return the bool value of authentication? Thanks, Avi avi_farah@hotmail.com...more >>

Hi I'm creating a .NET dll, which I will use in VB 6. I have no problem declaring methods, which will take a single Object, String, Integer and so on as a parameter. I manage even to transfer arrays of Strings and integer, but I fail to pass an array of Objects in a parameter. How do I declar...more >>

hello who can teach me how to catch the throwed exception in a thread which is created by a main process. *** Sent via Developersdex http://www.developersdex.com *** Don't just participate in USENET...get rewarded for it!...more >>

I have a legacy COM/ActiveX component (an OCX) that I need to interface with from C# and the .NET framework. Ordinarily, I would just add a reference to the OCX or add it to the Toolbox (both of which work in their own ways), but I need more control over the interfacing, and to that end I...more >>

Hi, I am writing a small web server, to listen on web browser port(8080), if I'm not wrong. Basically for parsing some tags found in html. Now I am doing as follows TcpListener mainTcp = new TcpListener(8080); mainTcp.Start(); but the following exception is being given: Error System...more >>

Hi, I need help on how to proceed with a multithreading. I have a main form, which depending on what the user click will load a user control. Some of these user controls will have a database connection to load the data, and a way to do a batch insert for the user. When the user user is doi...more >>

Hi, I am having difficultly being able to view certain Columns and rows via a DropDownList. Everytime I load my webpage.aspx it just shows empty drop down menus. I have no problem showing all the Excel data in a DataGrid, its just DropDownLists. To view all the data in a DataGrid I just ...more >>

Hello there, Wonder can anyone point me in the correct direction? I would like to change the standard list view control so that i can have alternated rows in a different color, i.e. white grey white grey And I'd also like to change the color or the first colmn. What is the best approach for...more >>

hello I am trying to enumerate the shared folders on a server using the NetShareEnum function. Now, when the server has a password set to access the shared folders, the function returns system error code 5 (access denied). However, if I know the password to access the shares, how can I spec...more >>

HI, I have the source code from SourceForge and try to use .NET 2003 to compile the source code but there are errors and I could not go though the compilation. Have some one had this problem? Best regards TF ...more >>

Hello, Today I needed to reinstall my Visual C# Standard and realized that one of its CDs is missing. After spending quite long time on searching it I think I've lost it somewhere during recent removal... I will continue searching tomorrow but I am afraid that it is gone. Getting new CD fr...more >>

Hi All, "disable view state for the datagrid." How to do that ? Please advise ! Here is also attached my sources code ------------------------------------------- void DetailGrid_setPage ( Object src, DataGridPageChangedEventArgs e ) { DetailGrid.CurrentPageIndex= e.NewPageIndex; ...more >>

Hi... I'm new to c# network programing, and I only find a way to send plain text over the network, but I need to send an object... Does someone know how do I send this object??? []s... *** Sent via Developersdex http://www.developersdex.com *** Don't just participate in USENET....more >>

hello I am trying to enumerate the shared folders on a server using the NetShareEnum function. Now, when the server has a password set to access the shared folders, the function returns system error code 5 (access denied). However, if I know the password to access the shares, how can I spec...more >>