C# / C Sharp Forum

Hi im developing project on DataMining got stucked near calculating mean covariance and eigen value

mailMessage.Body = "text1 : " + txtBody.Text; mailMessage.Body += "text2 : " + TextBox1.Text; out put: >text1 xyz text2 xyz I want to seperete these two lines in mail which i got as >text1 : xyz >text2 : xyz

I have created an application with two resources files: - Localization.resx for the english language - Localization.fr-FR.resx for the french language I searched the web, but didn't find anything working, so I'm asking here: how to list available resources files? My goal is to have a comboBox where the user can choose the language of the...

I have a DLL written in C++, and it contains functionality that I need for a C# program I'm writing. I know the names of the methods that I need, in fact I have all the method names in the DLL file, it's just using them that I'm having a problem with. Originally I thought I was out of luck because I couldn't add the DLL as a reference to my...

write a program to identify whether a character entered by a user is a vowel or a consonant

Hi Everyone, I am new to C#, kind of new to programming altogether. It is something I am really enjoy learning but I am a little stuck with hierarchical updates. I am using Visual Studio 2008 and SQL Express. I have been working on a simple application for my girlfriends business. I have a database with 2 tables, Customers & Vacancies. I...

Hi, Thought I knew how this should work, but I don't understand what the compiler is up to. I have a 3rd party dll, in which an interface is defined. I have my own class library in which I define a class that implements that interface. The class library project references the 3rd party dll to access the interface. I have a WinForms...

Hey, I'm writing a program and I'm trying to build in the ability to update it. I've got a menu item called Update and when you click it it should download an xml file from my site and read it. This is what the xml fil would look like: <?xml version="1.0" encoding="utf-8"?> <updateInfo> <currentMajorVersion>1</currentMajorVersion> ...

Hi All, I'm trying to build a HTML table inside an email msg. the problem is that the table is too big for the email copy. So, what I want to do is, limit the problematic column to a fixed size. or to limit the table to a fixed size... the problem is - I don't figure out how to...

Hi All, What is the way to detect Non-Ascii character in C#? Say,User will input character sequence(May be in Non English say German) and we need to find which character is Non-Ascii. -Gyanendar

Hi, I'm a beginer in c sharp and I can't pass over a problem. I would like to bind a blob field (mysql) with a picturebox in c sharp; here is the code: string query = "Select name,director,picture from Movies where Movies.name='" + search + "'"; //create command and assign the query and connection from the constructor ...

Hi We have an application in c# and it uses COM interface for communicating to unmanaged code.Its a multi threaded application.After running application for long time, it shows windows dont send pop up message.We tried to put try, catch in both c# and unmanaged code but its not caught in catch block and we also tried to put unhandled thread...

Hello, What I am trying to do, is login YouTube using C# (HTTPWebRequest). The problem is, I don't really know how to do it. Is there any URL I could fill using the username and pass and therefore login, or do I have to somehow fill the form manually and than click on login? I tried catching the login URL, but this is all I got: GET...

I need to have a method with parameters, but one of the parameters needs to have a default value, just in case it's not passed to the method when it's called. Here's my example: private void error(string msg, string title = "Error!") { MessageBox.Show(msg, title, MessageBoxButtons.OK, MessageBoxIcon.Error); } This throws a Compiler...

I am a beginner in using C#. I am about developing small project. I need to browse set of folders and display the name of the selected one in a text box.

My application sometimes wants to process objects it gets from a web service, but sometimes wants to process purely local objects. In either case, the objects implement the same protocol. For example, both locally created and ws created objects have a "title" property that I want to read. I would like to have a shared definition of this...

i am using c# and i want to make do while loop,i want the program to do something when it reads some file, i did it already but message appear to me saying : Error 1 No overload for method 'ReadLine' takes '1' arguments this error appear and underline this statement while (Console.ReadLine("System Volume Information")); CAN anyone help...

Hi, Need some help regarding localizing the .NET setup project. Functionality i am looking for is roughly like: 1. Upon clicking setup.exe, a language selection combo UI should be displayed: English,German 2. If user selects German, subsequent UI should be displayed in German.

My current goal is to be able to get the HTML source of an ASP.Net page that is hosted locally. Even though I make sure the session id is stored in the cookie container of the HttpWebRequest the Session info does not exist on the requested page (I'm stepping through it on debug and it's Session.SessionID does not equal the ID i'm sending). This...

Recently I undertook the task of taking a client from my favorite oldschool MMO (Ultima Online) and decompiled for curiosity's sake. I was also trying to add another .cs file into the .exe and then re-compiling it with Microsoft Visual Studio 2010. The issue I'm having is that when I try to rebuild the client, I get a few errors. The first one...

Hello, i am using WPF combobox in my application. 1) I create and add a combobox to a visual container (usualy Grid) by runtime or it is defined in the XAML page 2) I assign combobox source to the new xmldocument, this loads the content and then document xml data populate the combo items 3) When page init is finished i load page data to setup...

Hi guys, I have another problem with the RFID types. I have a program that delivers me the RFID in a string string RFID = 003000d4;

Windows 7 32 bytes;Visual Studio 2005; when I Create a WIA.DeviceManagerClass,i get a error that is "Creating an instance of the COM component with CLSID {E1C5D730-7E97-4D8A-9E42-BBAE87C2059F} from the IClassFactory failed due to the following error: 80070422."; waitting for you Help! thank you!

Before connecting to Oracle Database using c#, how can we check wheather the database is up and running?

Can someone help me out on how to let a C Sharp program automatically scan a flash drive or CD as soon as it's entered in your PC? I have created a basic ATM program and what I intend to do basically is let the flash drive or CD act as a credit card. So roughly when my flash drive is inserted the coding should scan the flash and I should be able...