Is it possible to concatanate a string and a byte array, into a "string" variable, send it as a string to an ip socket device and have the bytes, seen as a sequence of bytes, not char or string ? I have a machine connected to a ip signal routing device. The ip routing only takes strings as d...more >>

I can't seem to find an implementation of complex numbers in the C# standard library. Is there one? -- Dr Jon D Harrop, Flying Frog Consultancy The F#.NET Journal http://www.ffconsultancy.com/products/fsharp_journal/?usenet...more >>

How can I use threading in my Windows Form to call a sql script that takes a few seconds to run? When I click on a button, I'd like to call the SP, display in my Form message a "Please wait" message, and then when the script is done, fill the grids with this data. I've read deveral articles on m...more >>

Hello, I'm trying to write a really simple C# test harness app, can someone tell me why this doesn't work? catch (Exception ex) { string MyException = ex.ToString; Console.WriteLine(MyException); } I get: Error 10 Cannot convert...more >>

When I load a XML-Document from a file, and then get an XmlNode from it, is there any way to get the its original position in the file (line, character)? I want to report it, when there is something odd about that node, so that a user can find the position in the file. Similar to the errorm...more >>

Hi, I only need to represent the time, not the day. Is there any other structure I can use beside DateTime? Because the constructor doesn't have the ability to take the time alone. Thanks ...more >>

I have a dataset and I have to loop through it and some of the values for an insertition into the db. Some of the fields are integers and booleans but contain a NULL in the field. how can I check for a NULL and if its NULL insert DBNull into the db? Currently I'm getting error message Sys...more >>

I have an object factory that creates customized objects with a method that is dependant on the name of the object. Much of the method is similar but some parameters within the method will be added from an XML dataset that dependents on the name of the object. This method will be duplicated ab...more >>

The thread http://forums.asp.net/thread/1693719.aspx One of the posters above in that thread posted but is his solution the recommended approach? (I like his approach) And here's the original question: I have a Car Image class, a car class, and a car comments class: CarImage, Car, CarCommen...more >>

We're designing an app and see two basic ways to return data from the business tier to the client: 1) Everything in DataSets 2) Fill properties of objects and manage accordingly Any opinions as to overall approach? Thanks. ...more >>

I have a form with a datagrid containing 3 columns linked to an in memory dataset. Only the 3rd column is editable. Beneath that I have a rich text box bound to the same data as the 3rd column and this is also editable. The user can enter text in the column or rich text box. If I press CTRL...more >>

Hi all, I have a dll written in C#. I need this dll being called by some un-managed dll or app through COM. My question is, do I have to set 'Register for COM Interop' set to true in the project settings? If you can point some articles about this that will be helpful also. TIA, Jo...more >>

I have a windows form app in C# in VS2005. In the "program.cs" file, I take some command line arguments and use "Console.WriteLine("fsdfsd") to give feedback to users. When I step through the program, the code block is executing, but no text is written to the command line. What might be causin...more >>

Hi, I have the following code, that worked OK with Visual Studio 2003: Form2 v_Frm2 = new Form2(); m_pnlForms.Controls.Add(v_Frm2); v_Frm2.Show(); v_Frm2.BringToFront(); It makes Form2 to appear inside a panel inside Form1. However, this sa...more >>

Does anybody have any code that would go out to an e-mail account (I'm using g-mail), get the e-mails and if there are any attachments, get those and save them on the local hard drive? I don't need a fancy user interface, I just need the guts of this. I want a program that runs in the back...more >>

I would like to create on file server (w2k3) an application service that gets active only if hard disk io is not heavily loaded and if the CPU is not busy either. Furthermore, I want the service yield to other demands. where can I find the reference or better yet an example like this? what...more >>

I have a struct that has an array in it. I need to assign space to the array in a function and pass the corresponding struct by reference to another function so that it can store values into the array. When I try it with the following code i get these errors 1. Use of possibly unassigned field '...more >>

Does anybody have any code that will handle proxy servers? Specifically I need something that will handle all the assorted options - no proxy, static proxy, dynamic proxy by a script. TIA - Jeff. ...more >>

Hello I would like to use const declaration in the same manner as C does (in a .h file) How can I do that ? For now, I declare a class which contains only all my const declarations... but sounds bad :( Do you have any ideas ? thanks... ...more >>

Hi All, I am new to VSTS and MS Build. I want to do a Zip (As in NANT) in MSBUILD proj file. Can anyone please help me in this. Also i want to create labels in Team Foundation Server (for all build files) before building it. Thanks. Regards, Shikhar ...more >>

Hello, I am getting the following error: "An attribute argument must be a constant expression, typeof expression or array creation expression" with this line of code on my GetDLLName() that gets the DllName parameter for the DllImport: [DllImport(GetDLLName(), EntryPoint = "Logon", C...more >>

Let's say I have an Enum: [Flags] public enum DaysOfTheWeek : short { Sunday = 0x1, Monday = 0x2, Tuesday = 0x4, Wednesday = 0x8, Thursday = 0x10, Friday = 0x20, Saturday = 0x40 } and I want to create two functions...more >>

Hello, I am trying to figure out how to make an IComparable Byte Array Comparison class in C# and keep running into dead ends. I have read where this isn't possible and have seen a few hints that it might be, but wanted to ask on here if anyone had advice. Thanks! ...more >>

I've always put my connection strings in the web.config, but I've just recently seen an example of a connection string in a resource file. What are the advantages of doing this, and could you do it for other stuff that you would normally put in your web.config? *** Sent via Developersdex h...more >>

Hi, I just write an application in C# that show an interface with five button, each button starts an external application that it comes in front of the main C# application with focus on. When the users finish to use the external program and close it, under there is still the c# application that...more >>

windows2003+sp2 i use the ie7 download a file, i want to know where is the temp fold? thanks ...more >>

I want to close my application when the user submit cancal button on a messagebox and go on if user submit ok button on a messagebox? I couldnt find where is the triggers of messagebox?:( ...more >>