Answer Questions

• simon burgess C# literature for a beginner

  Hi all,     I was just wondering what books you might recommend to an aspiring programmer. I thought that i would start with C# as it seems to be pretty popular. Any info would be greatly appriciated. Thanks -Brandon Thanks, I'll definatly check it out.. any others you might recommend Hi, Firstly, i want to recommend "Inside C#, Second Edition"(Tom Archer, Andrew Whitechapel) .This book I used might be useful f ...Show All

• Guaw radio button's "selected" event

  am using 2 radio buttons in my form. rAdmin and rDesigner. < input type =radio id =rDesigner runat =server name =userType onserverchange ="rDesigner_ServerChange"> < input type =radio id =rAdmin runat =server name =userType onserverchange ="rAdmin_ServerChange"> when the user selects either radiobuttons, data is displayed based on which radio button is selected. where should i write the code for d ...Show All

• Gustavo Echeverry pass int array from VB6 to C#

  Hi All, I’m having trouble passing a VB6 Integer array to a C# method.  The rest of the C# methods which receive single Integer parameters work fine when called from VB6.  Only the Integer array gives me “Type Mismatch” when called. What do I need to do to fix this -k Arrays are different types between vb6 and .net.  Your best bet is to create a wrapper class that will hold the data, and use th ...Show All

• yyy2k3 running C# windows app from the console does not return prompt immediately

  Try and run a Windows App written in C# from the command line. It will not return the command prompt until the app exits. How do we get it to return the command prompt like native WinAPI applications It does return to command prompt after launcing the application. I tried couple of Win Form apps. Give us more details about Win Forms app you were trying. using System; using System.ComponentModel; using S ...Show All

• DamienAnselmi Having a problem w/RequiredFieldValidation component position

  Hey guys, I am trying to apply RequiredFieldValidations to one of my Web application labs. When I drag this component to my .aspx Design page it lodges itself at the very top of the document Any ideas on how to move this component next to the textbox field on the form When I select the component, I get the UpDown-LeftRight arrows but I can't relocate or drag the control to a new location! Can someone give me a clue Thanks in advance . . .Tom Joh ...Show All

• Kurt Brockett Entity must be parameterless?

  I am new to write application that connect through internet via web services. I wrote several entities with parametered constructor. But I got the following error when I run through Internet(but not on LAN). Does it means .NET entities that pass by web services must be parameterless Thanks a lot. System.ApplicationException: System.Web.Services.Protocols.SoapException: Server was unable to process request. ---> There was an error genera ...Show All

• YoungJoe Error sending filled form via email

  This is the code I use to send my form via email: protected void sendMail(string strFrom, string strBody) { //create the mail message MailMessage mail = new MailMessage(); //set the addresses mail.From = new MailAddress(strFrom); mail.To.Add("myEmail@myDomain.com"); //set the content mail.Subject = txtSubject.Text; mail.Body = strBody; mail.IsBodyHtml = fal ...Show All

• Teo Save array to settings in C#2.0

  Hi Martin, Can you post the code where you initialize the "settings" variable   That might give some clues about what could be wrong. Ok, well if I can't use the settings file, whats the best way to save an array of objects as a setting by defualt most setting types are that of a string and this when you try to throw an array of objects into that setting type like you ar ...Show All

• JZ10256 pass int array from VB6 to C#

  Hi All, I’m having trouble passing a VB6 Integer array to a C# method.  The rest of the C# methods which receive single Integer parameters work fine when called from VB6.  Only the Integer array gives me “Type Mismatch” when called. What do I need to do to fix this -k Thanks everyone - Some of my requirements have changed so it looks like I will be passing a Dictionary object now.  I've succes ...Show All

• dwc Programmatically select a Listview item

  I can't programmatically select an item on a listview in c# 2005 beta2.  Basically, I: 1. Create a Listview called Listview1 2. Populate Listview1 with some preset items during startup of form 3. Select first item by:        Listview1.Items[0].Selected = true ; 4. Problem is that I get zero when I execute:        Listview1.SelectedItems.Count I have tried s ...Show All

• Ries Vriend C/C++ to C# Using Interops

  Hi! Your DLL have C++ export, which have decorated function name. You need to export it in C mode, check extern "C" in C++ manuals. As S.G said, I have done it that way... The other functions seem to work fine as well.. [DllImport("hd")] public static extern HDDefines.HDErrorInfo hdGetError(); I really don't know what to do next ... Any guidance is appreciated. Any extra information you guys need Hi I am ...Show All

• WonderGnagno Overwriting open app

  Well, i download the update file from the server then i need to overwrite the new .exe ! How can i do this I tried with this, but it doesn't work. private void downloadcompleto( object sender, AsyncCompletedEventArgs e) { string velho = "Pc Info.exe" ; string novo = "Pc Info.tmp" ; //File.Delete(velho); File .Copy(novo, velho, true ); } ...Show All

• Christopher D RichTextBox.Text to bitmap

  Hi, I have a RichTextBox with a black backcolor and a random font. I want this text to be displaced in a bitmap (*.bmp). I know the width and the height needed to display all lines, but now I have to write the text with his font (could be different for each word) to the picture. First I thought to use the command from the form, "Form to bitmap". But than I realised that your text can be scrolled down and that it will not be di ...Show All

• Drew Noakes Loading MDIChild into MDI Wndow from a Dialog

  Hi, I have the following forms: form_MDIChild form_MDIContainer when a user choose a menu item on form_MDIContainer it will display a login dialog a\d i want if login was successfull to load the form_MDIChild into the form_MDIContainer. I tried this code before closing the login dialog but no luck. frmWorkingArea form_MDIChild = new frmWorkingArea(); frmMain form_MDIContainer = new frmMain(); form_MDIC ...Show All

• nattier Unhandled error

  I wrote in C# simple web browser with the following code for the Go button: webBrowser1.Navigate(new Uri(comboBox1.SelectedItem.ToString) With this code if I type an address that is not on the list of the comboBox or if the address would be for example: " www.aspireusa.net " I hit with the following error: "Object reference not set to an instant of object". And on the top of that box it says: NullReferenceExcepti ...Show All