Hi , I want to run a batch file from the c# code. Every time i run the batch file command prompt is displayed. I do not want to show this command prompt. Is there any way to suppress the command prompt. Regards, Y iguchi...more >>

Hi, I'm using the following example for this: http://www.yoda.arachsys.com/csharp/faq/#one.application.instance which works perfectly on Vista, but not on XP... Doesn't throw any errors, but multiple launches of the app are not prevented. Is there another solution? Any assistance g...more >>

public interface IFood { } public interface IMonkey { void Eat(IFood food); } public class Bread : IFood { } public class Gorilla : IMonkey { public void Eat(Bread bread) { } } Compiler error: 'Gorilla' does not implement interface member 'IMonkey.Eat(IFood)' I would expect ther...more >>

i have a small difficulties with BindingSource and dataGridView bind db has properly opened and bind doesn't works. Unfortunately I didn't find any good example how to connect MS Access with dataGridView and BindSource class. Maybe something like this: DataTable dtResult = new DataTable(); ...more >>

I've been learning about mechanisms .NET offers to export data. The initial goal is to see what sorts of ways are available to save an application's state (document, internal database, whatever). Not counting storing data in a database (which is obviously suitable for some things, but ...more >>

The code below hung during execution at "File.Delete(testFile)"... if (File.Exists(testFile)) { Console.WriteLine("Before jumping off the cliff..."); File.Delete(testFile); } Console.WriteLine("Arrived here..."); Though "Before jumping off the cliff..." was printed out, "Arrived here...more >>

It does not seem possible to compare instances of assemblies from which instances of controls/classes are created. In other words, if I have Assembly myAssembly Assembly.LoadFrom(path); object myClass = myAssembly.CreateInstance("<ClassName>"); It is not possible to obtain a reference to...more >>

Hello, There was a thread recently about how to tell if the installed version of Windows is 32-bit or 64-bit, but that seems to have disappeared from my newsreader so apologies for starting a new thread. Anyway, the first suggestion was to use IntPtr.Size. That is clearly wrong, because ...more >>

Collaborative, DotNet-centric search engine: www.dotnoodle.com Feel free to add sites to its search path. Just click collaborate. Cheers, Tim ...more >>

i've converted a 1.1 dot net app to 2.0 which has split all my classes into partials. when i try to build the app, i keep getting an error about "The type 'myClassName.bookingApproval' already contains a definition for 'dgBookingRequest'". i've looked through the the page and dgBookingReque...more >>

As the post subject, does it exists? Thanks Ken ...more >>

I've developed a com extension for explorer and another dll linked to the com extension which provides the actual functionality. The extension does nothing more than create an object and pass selected files to the object for further processing. The problem I'm running into is with a few cases re...more >>

Hello, I have already spent a whole day on that so some help would be greatly appreciated. I have a windows service that in the settings file (created by the designer) has a bool debug=false the service uses a base dll with a settings file again with the same debug key. When I compile it I...more >>

I have a very beginner and fundamental question regarding porting and running C# programs in Linux. As a background I am a total idiot when it comes to Linux but somehow managed to install Ubuntu 7.04 Feisty Fawn and Monodevelop 0.12 on a machine. So far so good, however I cannot compile and r...more >>

we just ordered VS 2005 standard edition. i was reading up on creating windows services and apparently this is only possible with the enterprise edition. is this true, or does it simply mean there's no template for windows services with the standard edition? are there VS templates published ...more >>

There's a data integration application I have to support that uploads data using Access (oy vey). All of my proprietary data is housed in intermediate SQL Server tables. Currently I perform the uploads by opening up Access, then importing the SQL Server tables using Access so they reside there i...more >>

I used the classes (SqlCommand, SqlConnection) of part of System.Data namespace. I got an error which mentioned "Could not load file or assembly assembly 'System.Transactions, Version=2.0.0.0, Culture=neutral, PublicKeyToken=B77A5C561934E089 or noe of its dependencies. What should I do to f...more >>

hey all, i noticed that there's this msdn newsgroup and then there's an msdn forum. what's the difference? thanks, rodchar...more >>

I am writing a language translation app. It will run minimized to the tray. I want to setup a global hotkey that a user can hit that will capture whatever text is highlighted in the current window and translate it. The current app could be a web browser, Word, Notepad, whatever. Can some...more >>

hey all, i want to apologize ahead of time for this but i've tried posting this questing in the correct forum but no one will answer so please forgive me. all i'm trying to do is map a drive to my new vista pc but it won't let me. i can ping it fine. when i put in the correct login, it just ...more >>

A user account expiration date can be set using the following code // Use the DirectoryEntry.InvokeSet method to invoke the // AccountExpirationDate property setter. usr.InvokeSet( "AccountExpirationDate", new object[] {new DateTime(2005, 12, 29)}); // Commit the changes. usr.Comm...more >>

I want to add a text to another text using regular expressions... An example before= "foo" after= "foobar" before= "one" after= "onebar" before = "" after = "bar" How should I do? I found 2 nearly correct patterns: search = ".*", replace = "$&bar" but this will give me: foobarba...more >>

hello.. I have an applet written in C#(Windows.Forms.UserControl) and I import it into an ASP.NET 2.0 page with <object> tag and the assembly is in the same folder with the aspx page. <object id="applet"classid="http:Assembly.dll#Namespace.MyClass"></ object> When I run the Application (F5 in ...more >>

I want to create a news/stock/sport ticker for my desktop. I want to have the ability to select my news source, (cnn, msnbc, etcs) sport source(espn, nfl, nba, etc) and my stock source (nasdaq, nyse, etc) then once that information is selected store it in a XML file, then have my ticker read ...more >>

hi , I'm in a slight dilemma. I have an updater program that checks for pending updates and downloads them if the users chooses to. Since i dont need a windows form to check if there is an update , I dont use a form unless i have two. This , creates either one of two problems. When i'm d...more >>

Hi I am developing an application using C++/CLI in Visual Studio 2005. In my application I have following structure. (1) Class A creates instances of Class B and Class C. (2) Class B implements a timer function which repeatedly executes a timer every 250 ms. (3) Class C instance hooks for ...more >>

Hey all, We get the following error on a lot of our .net application and we are not sure why? I notice that it happens like a timeout issue like if you leave for several minutes. Can someone please confirm this is what actuall is happening? Exception of type 'System.Web.HttpUnhandledExcept...more >>

Hi I am looking for examples of how to find the row index in a Datagridview control by comparing a string value to the value in a Cell. Thanks Brian...more >>

I've got the following situation, simplified example of course. The thread would be deep behind interfaces, classes, etc. Is there any way to automagically exit it without having to add an Exit() call to everywhere? I just want to break that loop when the application is done (the thread is still...more >>

I'm using the following code to send emails: <code> public Boolean SendEmail(String _fromAddress, String _toAddress, String _subject, String _message) { SmtpClient smtpClient = new SmtpClient(); MailMessage message = new MailMessage(); try { ...more >>

Does anybody know of a good open source (C# technology) that can be used to design HTML pages. I know we can use Visual Studio or Winword or Frontpage but I am looking for a tool that can be customized for us and and can be distributed. Any good third-party links is appreciated. Thanks Sa...more >>

Hi all, Using c# I have to uncompress a .jar file, modify an inner XML file and then build again the .jar file. I did all with SharpZipLib but the built .jar is ruined and cannot be executed. Same c# expert can give me a solution? Thanks all. ...more >>

How to use HostCurrentCallback in TransactionManager？Could Anyone show a simple example？thanks!...more >>

thsnks ...more >>

Hi, I'm hoping someone can help me get a scalable thumbnail from Vista. Vista has a new COM API, IThumbnailCache which backs on to Vista's global thumbnail store. Unfortunately, I can't find it I know it's there, it's in MSDN. I've imported shell32.dll into my C# project which generates all ...more >>