I am having alot of difficulty with text files in .NET when they have special characters like í, ó, ç etc... When i read a text file with them and then write it back out it ignores all of those characters completely. I tried all the encoding types and it seems only Encoding.Default does...more >>

Hi, My application requires the user control to be made in C# which we have to use in VB6. Now I have to add some custom properties in that user control. I added the properties in the user-control, and these properties are visible in the "Properties" pane of that user control in VS.net but th...more >>

Hello. I have an asp:hyperling in my page and I'm trying to make it "clicked" from my code behind. Is this possible? I also tried it with JS but its look like the hyperlink doesn't have a "click()" method :( Any body have an idea? Thanks in advance, Roy. ...more >>

Dear Friends, In my web application i have two textboxes to collect "ORIGIN" and "DESTINATION" stations. These stations are represented as three letter code.. We have an option like to provide multiple stations as seperated by comma(,) or slash(/) operator. Example Data Origin BOM, DEL,...more >>

Hi, I try to debug a web application and I get the following message: You don't have the permission to debug the server. Verify that you are a memeber of the 'Debugger Users' group on the server. What is that I need to do please to debug this application on the local machine? Thanks ...more >>

how do you create an immutable object in c#? thanks in advance ...more >>

Hi all I have a master detail table which I use them in Transaction to Update them. in some cases the detail table generates error and I Rollback transaction but RowState of master table dosen't go back to previous state and no data has entered in database yet but in my master table in memory it...more >>

Hi, When i debugged my code (see below) from my overrider WndProc method, i discovered that update has alway left, right, botton and top set to 0. therefore i wonder if my hwnd point to the right value. how can i know that ? thx. Al. case WM_PAINT: if(m.Msg == WM_PAINT && this...more >>

I need the ability to parse through the values of a Dictionary and remove certain ones depending on their attribute values. In the example below, an InvalidOperationException is thrown in the foreach statement when the first item is removed from the Dictionary. From looking at Dictionary'...more >>

I'm using dotNet 2.0 and VS 2005. I have a datagrid that I'm binding to an object data source (ODS), the objects in the ODS have an FromDate property and an Id property. Now I want to display a hyperling if(FromDate>DateTime.Now) and a label if not, how do I do this the best way? I tried to do ...more >>

Hi, I have two different classes that are created from the same xsd file by using xsd.exe. How can I serialize the instance of the 1st class into an instance of the second one? Thank you, Max ...more >>

Hi, I've got the following stacktrace, suddenly while my application was idle and didn't even have the focus: System.InvalidOperationException: Object is currently in use elsewhere. at System.Drawing.Graphics.CheckErrorStatus(Int32 status) at System.Drawing.Graphics.DrawImage(Image i...more >>

Hello, Is there an enum available within the .NET library which gives the valid ISO currency code? Thanks, -José ...more >>

Hi, how to convert a HDC to IntPtr ? thx. Al....more >>

I set an MDI child form to Windowstate=maximized at design time. When I new up and show the child form in the MDI parent, the child's title is hidden since it's pushed to far up (below parent tool bar). On the MDI parent, the resize icon is displayed in the top right. That means the child is ...more >>

Hi, does foreach guarantees the sequence order starting from index 0 ? -- rgds, Wilfried [MapPoint MVP] http://www.mestdagh.biz...more >>

I'm creating a program which is to be used in soccer-cups. I'm going to use a xml-file to store some values, the xml file looks like this: <?xml version="1.0" encoding="utf-8" ?> <root> <player> <playername></playername> <matchesPlayed></matchesPlayed> <matchesWon></matchesWon> <...more >>

I am trying to create a program that implements the Singleton pattern. If another instance of the program is created, I want to send the information to the first instance and then close the new instance. I have a couple of different ways of keeping the second instance from opening up and they s...more >>

I've got a problem where I need to create an image so I can draw to some "offline" graphics object and in order to create that image I need to specify size but I will not know size until I'm done drawing... Is there any way I can just draw to something that doesn't have a size and then crat...more >>

Does anyone know what the C# equivalent of System.currentTimeMillis() would be? ...more >>

Hi all, I'm trying to have a Windows App (.Net 1.1 with C#) trigger the default email app and populate the email with the To addresses and the subject. I'm not having any luck tracking down any references on how to accomplish this. Any suggestions would be appreciated. Thanks, Jon ...more >>

Hi all, I'm trying to create a program that will do the following: 1. Load a web page 2. Fill in some fields on the page 3. Click the 'Submit' button. I've got 1 and 2, but I can't figure out how to programatically click the button on the page. Does anyone know how to do this? Th...more >>

C++ has some nice macros for obtaining the current function name, current source file, and current line number (__FUNCTION__, __FILE__, __LINE__). Does C# have any comparable MACROS? ...more >>

I'm in the process of converting a VS 2003 app to VS 2005. Right now I've run into a problem which I can't figure out. The following statement: return (IDataProviderBase)(((ConstructorInfo)cache["IDataProviderBase"]).Invoke(null) ); worked fine in 2003, but gives me an InvalidCastExcepti...more >>

I have been able to execute Notepad.exe in a Panel (set to Dock.Fill) on a Windows Form, like: ProcessStartInfo psi = new ProcessStartInfo("notepad"); p = Process.Start(psi); p.WaitForInputIdle(); SetParent(p.MainWindowHandle, uiAppPanel.Handle); ShowWindow(p.MainWindowHandle...more >>

We have several large Oracle databases that we are writing new front ends for in .Net. The applications will be Windows clients. We are looking for the best method for connecting with the Oracle database. The Microsoft data provider requires the Oracle client to be installed, a huge footprint ...more >>

Is it possible to pass an object reference to a function and ensure that the function is unable to modify the state of the object? Thanks. ...more >>

Does such a function result in a memory leak because of not explicitely setting result = null? ------------------ public override string GetValueAsString() { StringBuilder result = new StringBuilder(10); result.Append(Month.AsString()); ...more >>

I am working in C# .NET 1.1. My app has a button on its main form that checks to see if it has access to a file on our server, just an XML file. On our server we are running W2K IIS with a virtual directory, set to Windows Authentication. I am creating an HTTPWebRequest object on the client, ...more >>

Consider the following: I have two Access tables: TableA & TableB TableA is a list of Names with a ZipID TableB is a list of City, States, and Zips with a ZipID as a primary key autonumbered On a Windows Form I have two text boxes, Name (from TableA) and City (from TableB) I have ...more >>

I need to override the Enter key for the entire form. In my Windows form, when a user presses Enter, I want it to behave just like a Tab, except when the focus is on a button. Here are the 2 methods I've tried: public EstDefaults() { InitializeComponent(); ...more >>

There is an built-in types table for .NET framework type to C# type which are aliases of predefined types in the System namespace (http://msdn2.microsoft.com/en-US/library/ya5y69ds.aspx). How can use access and use this table (by C# code) to convert the alias to the .NET framework type. ...more >>

Sorry if this double-posts, google just crashed on me. I'm trying to debug an unmanaged C++ DLL from a C# application. The C# app references the DLL using DLLImport attributes. They are in the same solution. Here's what I've done so far: 1) Enabled unmanaged debugging in the C# application...more >>

Hi, Here's hoping someone can help... I'm using a stored procedure to return a single row of data ie a DataRow e.g. public static DataRow GetManualDailySplits(string prmLocationID, string prmType, DateTime prmEffectiveDate) { CRUDXHelper myCRUDXHelper = new CRUDXH...more >>

Hi all, I have a bit of a complicated question, hope we have an SQL guru out there that can help us solve this killer problem. Due to the size of SQL Database we have (largest in the US), we try to pre-process large data files in IO until we are ready to insert directly into the database...more >>

Hi, Can I access image by image with c#.net from windows media player ? Tks for your help ...more >>

Hello! I must migrate from a project in C++ to C#. Can i convert it with a tool? Thanks!! ...more >>

Hi, I am trying to insert a record into a database table, one field of which is a byte array. Using the below: Byte[] imgArr; .... <code to put image into imgArr> String sbSQL = "INSERT INTO qlink (qlink_name, qlink_start, qlink_end, qlink_image, qlink_allday, " + "qlink_am, qlink_...more >>

Hi, I need to do reporting. As far as I can see to get crystalreport to work you need to go to some wizards and then it is connected to a database. that is not what I want. Seems a double storage to make a report, put it into a database then read it again to print. And even then some addi...more >>

Hello, I want to add new controls to the blue bar that located at the top of form. I want to add controls nearby the minimize box. Is it possible? Best Regards, Muhammet ...more >>

Hi, i was thinkging to override WNDPROC of my ListView control, in order to control how the headers and items will be redrawn. My purpose is to : - keep the header format (horizontal and vertical alignment) - place a sorting arrow on the extrem right of the header (close to the header bo...more >>

Hi there, the help for InvokeMember shows an example that will not compile: typeof(C).InvokeMember("F", BindingFlags.SetField, null, C, new Object{"strings new value"}); The error message is: A new expression requires () or [] after type ...more >>