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all groups > c# > october 2003 > threads for wednesday october 1

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C# to VB.net conversion
Posted by Jon Davis at 10/1/2003 10:15:16 PM
Hey, that's pretty sharp, this CS-to-VB converter that came with the free VB.NET resource kit download on MSDN. I installed the converter on my web server. Now we need a good VB.NET to C# converter. http://kryptonite.headsense.com/CSToVBWeb/ Jon ...more >>

how do play mp3 with c# ???
Posted by Du Dang at 10/1/2003 10:07:04 PM
i'm making an alarm clock and i wanna allow the user to choose their own wake up tune which method is the best way to go ??? thanks ...more >>

Display SQL database names
Posted by Roy at 10/1/2003 9:52:28 PM
I am using C# and would like to display all my SQL databases in a listbox. How do I use the sp_helpdb to retrive the names of my databases? ...more >>

hierarchical implementation question
Posted by jayson_13 NO[at]SPAM yahoo.com at 10/1/2003 8:46:10 PM
Hi, I want to retrieve the hierarchical structure which is store inside the database and then display it using treeview control. But now I got a design issue which I hope that you guys can help me. My hierarchical structure has five levels which is store in table call level1, level2,… level...more >>

EXPORT TO .CSV WITHOUT CREATING A FILE ON THE SERVER!!!
Posted by LUIS FAJARDO at 10/1/2003 8:16:46 PM
I want to know if there is a way to export a DataGrid (ASP.NET) without actually having to create a file on the server. Something like to be able to export an Stream that is saved as a file on the client side. Thanks...more >>

P/Invoke: Pointer to a block of memory
Posted by Frank Skare at 10/1/2003 7:55:34 PM
Hello! I'm trying to get the configuration from a video driver, the structure is unknown (defined by the driver). The API (ICGetState) wants a pointer to block of memory, unfortunately I'm a totally beginner to interop and unmanaged code. If nobody knows exactly how to do this I would be mor...more >>

Logging to a customer Eventlog From a c#windows service
Posted by timb at 10/1/2003 7:54:56 PM
Hi, does any have any sample code of the above? i have tried the example from the help but am unable to get my windows service to create a new logfile and start logging to it. I am able to create one however if my application is a windows form application. Thanks in advance TimB ...more >>

small reg exp pattern needed
Posted by Lasse Edsvik at 10/1/2003 7:23:09 PM
Hello I was wondering why: Match m = Regex.Match(@"/great ba b4",@"^/(\w[a-z]+)"); doesnt match: great have i missed something? im trying to match the first word after / i get: /great no matter how i try :( TIA /Lasse ...more >>



VB to C# Conversion
Posted by T.J.'s News Info at 10/1/2003 5:25:35 PM
I have another question. I have run across the following code segment in a VB program that I wish to convert to C#: Type AlphaName Betty as string Carl as string Dan as int End Type public valueTable () as AlphaName .. . . .. . . .. . . for x = 0 to max . . . ...more >>

How is DataSet class implemented
Posted by Boaz Ben-Porat at 10/1/2003 5:19:16 PM
I heard somewhere that the DataGrid class is implemented as a XML graph in memory. Is this true ? TIA Boaz Ben-Porat DataPharm a/s Denmark ...more >>

How to hide a property on DataGrid
Posted by Boaz Ben-Porat at 10/1/2003 5:16:26 PM
Is there an attribute for a property on an object that saus :"This property is not shown on a DataGrid" ? I know it can be done on the grid itself, using DataGridTableStyle, DataGridColumnStyle etc. But I`d like to get the same result by changing my class, not at run-time changing grid`s behav...more >>

USB / HID communication
Posted by Hubert Hermanutz at 10/1/2003 5:04:10 PM
Hello, Where can i get a sample about HID communication with .NET Framework? I don't know enough about HID communication, only that with VC++ it is possible to using the Windows Device Development Kit. Exists for .NET specifically namespaces or must i also use the DDK? Thanks in advance, ...more >>

downcasting... can't do it but...
Posted by Rein Petersen at 10/1/2003 5:03:18 PM
Hi Folks, I've accepted that one cannot downcast between types, however I can't find a way to achieve //... class Employee { public string name; } class ContractEmployee : Employee { public string contractID; } class SomeOtherKindofEmployee : Employee { public strin...more >>

An object that handles Name=Value pairs?
Posted by Bill Todd at 10/1/2003 4:57:11 PM
Is there an object in the .NET framework that has methods for working with Name=Value pairs such as those in a connection string? What I am looking for is something similar to an ArrayList but with an IndexOfName method that will find the first occurance of the value on the left of the = sign ...more >>

timespan problem
Posted by Dirk Reske at 10/1/2003 4:48:19 PM
hey, when I do: TimeSpan ts = TimeSpan.FromTicks(System.Enviroment.TickCount); ts.ToString(); I get something like this: 00:00:00.2381474 but I want to see, how many hours, minutes....this are... what can I do? ...more >>

Drag and drop
Posted by Karin at 10/1/2003 4:44:11 PM
Hi, Isn't the cursor supposed to change depending on whether the control it is over accepts drop? In my program I have a panel which has AllowDrop = true and event handlers for both DragEnter and DragDrop which works fine (i.e. does what I want) but the cursor doesn't change from Cursors.No w...more >>

Checkbox in Word XP
Posted by Mattias Thuresson at 10/1/2003 4:09:32 PM
I have checkbox in a word document that I want to be able to check aand uncheck from my C#-app. How do I do that in a good way ? Regards. Mattias Thuresson ...more >>

Why are non-virus messages being delete?
Posted by Michael Culley at 10/1/2003 3:52:53 PM
I've clicked on many messages in the past few days that have been deleted from the server, including the one I posted recently. Does anyone know what is going on? -- Michael Culley ...more >>

Wrapping text in a DataGrid Cell
Posted by Randy at 10/1/2003 3:33:46 PM
Hello, How would this be done? I've looked at the datagrid itself and also the tableStyle and can't find out how to make text wrap in a cell. Thanks ...more >>

Dropdownlist select by datavalue
Posted by Lars Pedersen at 10/1/2003 3:20:01 PM
Hi! Have can i select an item in a DropDown List, based on a datavalue. thanks -Lars ...more >>

Microsoft Visio + c#... problems
Posted by Roman S. Golubin1709176985 at 10/1/2003 3:08:06 PM
All how do you do! Who what cases uses for C# programming? I have an experience with Microsoft Visio several days. He has a problem with interface inheritance... óan who that other advise? Thank in advance! -- WBR, Roman S. Golubin ICQ UIN 63253392 golubin@arhcity.ru ...more >>

IPictureDisp in C#
Posted by john at 10/1/2003 2:47:27 PM
I'm working on an add-in and one of the methods in the extensibility model takes an object of type IPictureDisp. How can i get this in .Net? I've tried loading up bitmap, image and icon classes, and use those, but they dont impelemt this interface. has any one played with IPictureDisp i...more >>

Problem with datagrid row select
Posted by Chris Plowman at 10/1/2003 2:46:31 PM
Hi all, I was wondering if anyone can help me with a really annoying problem I have been having. I made a derived datagrid class that will select the row when a user clicks anywhere on a cell (multi-select without modifier keys). I got that working fine, but I also wanted to keep rows selected...more >>

Extensibility install not working
Posted by Richard at 10/1/2003 2:26:47 PM
All, I have coded an Outlook automation Addin in C# and .NET. I created the project using the Extensibility wizard. The Addin installs and runs Ok on my machine. However I am unable to succsefully install the Addin on other machines. The install runs without error, it does unpack ...more >>

Compling Web Application From Command Prompt
Posted by gokhan Can at 10/1/2003 2:17:22 PM
Is it possible to compile a web application code from command prompt instead of .Net Framework?? If it is how can I do this ?? Gökhan Can ...more >>

small Reg exp prob
Posted by Lasse Edsvik at 10/1/2003 12:58:16 PM
Hello I was wondering how to match car and the rest behind car using reg.exp? /car black bla bla bla so i can handle "car" and "black bla bla bla" seperately afterwards TIA /Lasse ...more >>

Old-fashioned Style (ASCII/ANSI) & Console Applications in c#
Posted by Martín_Marconcini at 10/1/2003 12:54:41 PM
Hello there, I'm writting (or trying to) a Console Application in C#. I has to be console. I remember back in the old days of Cobol (Unisys), Clipper and even Basic, I used to use a program (its name i cannot recall now...) where I designed the "screen" using this "program" and then saved ...more >>

How to get PC ID
Posted by Ofer B. at 10/1/2003 12:47:40 PM
Hi, I need to get an ID for the PC. It does not matter what ID: processor, Mac, Hard disk, any kind of ID. How can I get some of these IDs with C# Ofer ...more >>

Yielding time
Posted by Kevin Chandler at 10/1/2003 12:46:50 PM
Greetings to All, I have a c# conversion app that does a lot of crunching and updates a status window containing a RichText control. The updates to the control do not appear until the job is done and the processor is freed up. I know in C++ you could pump some messages and the update would h...more >>

Drawing in XP Style
Posted by Michael Culley at 10/1/2003 12:29:18 PM
I'm trying to covert a userdrawn control written in C# to use the XP style. It consists only of a border, a button and a textbox. The button and textbox is working fine but the border is not. The problem I have is that I cannot find the value of the constant GP_BORDER as listed in this page of the...more >>

Date problem?
Posted by Jacek Jurkowski at 10/1/2003 12:21:58 PM
Why on some computers DateTime.Today.ToShortDateString() returns date in "9999-99-99" format and on other machines I get "99-99-99"? How to make it independent? ...more >>

ConnectionTimeout
Posted by BVM at 10/1/2003 11:55:04 AM
Hi: Do you know how to change Connection timeout time? By default it's 15s, = Now I want to change it to 30s. However SqlConnection.ConnectionTimeout = is read only. What should I do? Also if the SQL query is to long and need several minutes to finish, is = there a way to make timeout time ...more >>

casting vs System.Convert
Posted by Daniel Billingsley at 10/1/2003 11:29:14 AM
Is there any significant difference between int variable1 = (int) variable2; and int variable1 = Convert.ToInt32(variable2); It seems like the extra typing and granularity of .ToInt32 vs. .ToInt64 etc. is a bit of overkill for most situations compared to the very simple and straightfor...more >>

question about .net environment
Posted by No doubt at 10/1/2003 11:25:45 AM
Hi guys, I've got a short question for you: Is it possible to create with Visual Studio .Net and C# applets, similat to the Java applets? If yes, how can I do that? Thanks, tZUTZU ...more >>

Using C# Regex.IsMatch to validate 4 digit string?
Posted by Byron at 10/1/2003 10:24:11 AM
All I am trying to do is use Regex.IsMatch to validate that a string is either empty, or exactly 4 characters (digits) in length. In other words, the strings, "", and "1234" should pass, whereas "123", "abcd", and "12345" should fail. I know there has to be a simple answer to this, but right now...more >>

host ...
Posted by Lloyd Dupont at 10/1/2003 9:53:55 AM
In my App the user could manually enter some host computer location for this he has the choice to enter either the IP or host name. I get the IP address internally with the following code sample: IPAddress ia; try { ia = IPAddress.Parse(host); } catch(FormatException) { IPHostEntry...more >>

SSL sockets
Posted by Laxmikant Rashinkar at 10/1/2003 9:33:59 AM
Hello, how does one implement SSL tcp/ip sockets in C#? I dont seem to find anything on that topic Any feedback, tips would be greatly appreciated. thanks LK ...more >>

Raise Event
Posted by Mauricio Rendon at 10/1/2003 9:26:38 AM
Hi, If I have a Label in a Form and need to raise the MouseUp event on the label to the Form ( Parent Control ), What must I do ? Thanks !!! ...more >>

Multidimensional Array Hell - C# versus Java => C++ ???
Posted by oviaudmurat NO[at]SPAM web.de at 10/1/2003 8:59:51 AM
Goodday everybody, i want to create an array that represents data, that has to be transferred to a pdf doc ( iTextSharp ). The problem is, that i seem too loose my faith. Namely, ( i have experiences in c/c++, perl and i thouht in c#, too ), i do not succeed in creating a multidimensional ...more >>

Deploying using a different web root
Posted by islandlogic NO[at]SPAM hotmail.com at 10/1/2003 7:57:57 AM
We have a webservice that we have been deploying using the deployment project in Visual Studio. Now we are trying to deploy this service to a server that has multiple sites. I have looked everywhere in the deployement project to see where I can allow the person installing to choose the root, b...more >>

TabControl with BOTH Top and Bottom alignment?
Posted by CANCERMAN NO[at]SPAM CANCERMAN.COM at 10/1/2003 7:12:57 AM
Hi everyone, I'm another newbie with C# so bare with me :) OK, here is what I wanted to do: Create a TabControl that will have some TabPages aligned to the TOP and some TabPages aligned to the BOTTOM. Is it even possible? Currently I created 2 TabControls, one with Top alignment and ...more >>

Excel automation problem
Posted by Kalle at 10/1/2003 5:21:18 AM
During Excel automation in VB one can lock lines for scrolling by the following code ActiveWindow.FreezePanes = True what would be the equivalent in c#? Is it some way to convert or generate Excel Macron in C# rather than in VB? Greateful for answers! Kalle...more >>

Mathematical Function
Posted by Jerry chapman at 10/1/2003 2:40:15 AM
Does C# have the standart mathematical functions such as sin,cos etc.? Or does one have to use pinvoke> ...more >>

Conditions at Compile time
Posted by Yosi at 10/1/2003 12:48:19 AM
Hi, I wondering if there is any whay to add some conditions to my code which used on the compile run time, as on C++/C " #ifdef DEBUG UI ui("AppDBG> "); #else UI ui("App> "); #endif "...more >>


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