Answer Questions

• Aleksey Nagoga. Dataset Question

  Using VB VSE I created a dataset and included some fields which were calculated. For example: FldA - Single FldB - Single FldC - (FldA + FldB) When I try to populate a new row I thought I'd be able to set FldA to something like 3.4 and FldB to 4.4 and the value of FldC would automatically be saved as 7.8 When I rty to save the row I get an error that FldC is Null and cannot be saved. How am I supposed to use calculated columns in this type of si ...Show All

• Praveen Bala Displaying System Time in Text Box

  How can I get the system time to display within a text box, I'm writing an application that looks at the system time and compares it with the time from another device. Then I want to be able to update the the other device with the system time if there is a difference. I can't seem to be able to get the system time to display though in the text box. Any help would be greatly appreciated. Thanks in advance ...Show All

• Patri Using "OpenFileDialog"

  I'm trying to open a window to allow a user to open a file. I'm using Visual C++ 2005 Express. I have no problems doing this in Visual 6.0 or Visual 2003. The problem is with the DialogResult enummeration. Here is the sample code from the help files: private: void button1_Click( Object^ /*sender*/, System::EventArgs^ /*e*/ ) { Stream^ myStream; OpenFileDialog^ openFileDialog1 = gcnew OpenFileDialog; openFileDialog1-> ...Show All

• Ed15 Ascii through com-port

  Hi, I'm (very) new to VB Express but have some experience with VB. (Learning edition) I'm working on a project in which I'm communicating with a Serial device (an electronic payment system with a key). In VB I'm using the manufacturer's dll files to communicate with the key reader but it is also possible to send ascii codes. Is this possible in VB Express For example : To read out how much money is still on the electronic key (in the RS232 re ...Show All

• Viviana Gutierrez what can I do with vb 2005 exp

  HI everybody I'd like to ask about visual basic : first , what can I do with vb what kind of application and programmes and I want some examples about that . second , what is the difference between vb and visual c# . Basically yea you can sell the softwares you write with VB 2005 Epress, you do own the code you write. Here's a quote from the FAQ: 4. Can I use Express Editions ...Show All

• iSUBBU How do I view Console.Writeline?

    I'm rather new to programming. I've read two VB Express books and everything that I could find concerning Console.Writeline, and yet I still cannot figure out how to view what I write to it. When I use Debug.Writeline, I can view what I write to it in the "Immediate" window. I guessed that I should be able to view Console.Writeline in the "Output" window. Is that correct I tried things like the example below, and nothing ...Show All

• jirikraus VC++ Express Win32 Application without Platform SDK

  Good afternoon... When I select New Project in VC++ Express I given a template choice of Win32 Console Application. My question is, what is a Win32 Console application without the Platform SDK installed   Is this just a Standard C/C++ library application   If not, what is it Thanks Hi All previous and new projects seem to be able to use MFC, ATL, CLR or plain Win32 and Win64. Just change the project settings to suit your choic ...Show All

• Wassimn A reference to the "....dll" could not be added.Please make sure that the file is accessible and that it is a valid assembly or

  When i add a .dll file as a reference in C# application it shows an error : A reference to the "....dll" could not be added.Please make sure that the file is accessible and that it is a valid assembly or COM component. Willfin David It shows the same error: TlbImp : error TI0000 : The input file 'E:\dotnet\DeviceDriverAPI\Devi ceDriverAPI\ABClib.dll' is not a valid type library. Wh ...Show All

• Thibaut Barrere help-visual C++ error

  i really new to programming i took a class in high-school that taugh an easy program(turing) right now im trying to get into programming so i am trying to help the devs of a game. Code: URLManager.cxx URLManager.cxx C:\Program Files\Microsoft Visual Studio\VC98\INCLUDE\mswsock.h(69) : error C2065: 'SOCKET' : undeclared identifier C:\Program Files\Microsoft Visual Studio\VC98\INCLUDE\mswsock.h(69) : error C2146: syntax error ...Show All

• HasanTariq ok im a vc++ noob i know. and very lost right now..

  Im trying to make it so I can click on a button on my drop down menu, and have it open a form that I added to my project I have made all the objects in the other window I just need to find out how to call it from the main window and then get all the values I need from the window when its done... I have been reading sam’s teach yourself visual c++ .net in 21 days and it shows that you need to add in a #include "windowName.h" and then pu ...Show All

• Theo Lindebaum building from the command line

  Does building from the command line work with Visual C++ Express I've tried executing it from the command line, but it looks like it doesn't do anything except immediately return me a new prompt. Here's my command line: C:\soft\trunk\src\dir>"c:\Program Files\Microsoft Visual Studio 8\Common7 \IDE\VCExpress.exe" mysolution.sln /Build Debug /Project "myproject& ...Show All

• Hugo Batista USBs, COM ports ...

  How do I get my program to receive a binary file from a external device, analyze (compare) that binary and react to it. Can I get some help (in VB) about the code that I should use. I'd prefer COM ports but USBs would work. I know how the comparing should look like but I don't know how to store that data and get it! Any help This microsoft article might be of help http://support.microsoft.com/kb/904795/en-u ...Show All

• Flávio Alves How do I use the MSDN documents.

  Hello, I just installed VC++ Express along with the MSDN option. However I don't know how to access it. Where is it saved on my computer, and how do i access it Also I was about to install the platform SDK but was unsure which one do download. Apparently the one that is linked to on the VC++ Express site has a newer version 5.2.3790.2075.51.PlatformSDK_Svr2003R2_rtm.img, the older one is 5.2.3790.1830.15.PlatformSDK_Svr2003SP1_rtm.img, which one ...Show All

• MattGold REgistration problem...

  Can someone give me the link to the VB Express Beta 2 registration I installed it on a pc of mine, that now is currently off the internet in an isolated network, But i'd like to retrieve the key on another PC. Link, please Hi Steven, Can you please tell me what build you are using You can get this information from Help>About... The build number is in the form of RTM.50727.XX. How did you obtain this build ...Show All

• DINO DENTONE AxShockwaveFlashObjects not found

  hi every1. I tried adding a shockwave flash object on a form but i get an error when trying.. "Failed to import ActiveX control. Please ensure it is properly registered" SO, in the references node from the Solution Explorer i have two newly added references, one being ShockwaveFlashObjects (which look ok) and another being AxShockwaveFlashObjects which has an exclamation mark newxt to it.. In the components list (for the Add Reference function ) ...Show All