Dayne's Q&A profile

• Windows Forms How Can I Progressively Display a JPEG image?

  Hello, folks, thank you for spending your precious time to read my message. I'm writing a program that displays pictures stored on the web. It was quite easy because .NET framework has all easy-to-use methods to do that. But the problem is, users have to wait until the whole file has downloaded. How can I display pictures while downloading Think of when you were using 56K modems. Pictures were displayed line by line. Thank you aga ...Show All

• SQL Server Differences between SQL 2005 Editions (Ent vs Std)

  Is there a detailed whitepaper or something, listing differences between the SQL 2005 Enterprise and SQL 2005 Std editions We're trying to develop something for Std, but it appears that the Developer Edition parallels Enterprise. This puts us at risk of developing something using a component which will not be available. For example, I read somewhere that clustering and "advanced ETL" were the differences. First of all, we really ne ...Show All

• Visual C++ Warning 4244 Adding 2 ushorts with +=

  G'day! This doesn't make sense to me, but perhaps someone can explain it to me: unsigned short one = 1; unsigned short two = 2; one += two; //warning C4244: '+=' : conversion from 'int' to 'unsigned short', possible loss of data one = one + two; //OK Is this a compiler bug or do I just not understand what's happening   You are mostly correct. The C++ Standard defines a compound exp ...Show All

• Visual C++ ATL COM Singleton

  Hello everyone, I am having a problem creating a 'In-proc' , "Singleton" ActiveX Control using ATL 3.0. I have tried DECLARE_CLASSFACTORY_SINGLETON macro, but this doesn't work across the processes. I want only one instance of the ActiveX Component running across all process and even across the network. If any other process tries to instantiate the Component second time onwards should receive NULL . Please, Let me know if ther ...Show All

• .NET Development Default value in dropdown list

  I am looking to programatically add a value to a dropdown list that is populated using a DataReader and to position the cursor to the top value in the list. I can do this when working with a DataSet, but want to use a reader. Any suggestions on how to proceed DWC  You are actually binding to your reader and depending upon yopur requiements may or may not be neccesary...but to incorporate my code.... Private Sub FillPlantLo ...Show All

• Visual Studio Using FileNameEditor as a Value Editor

  I have a custom wizard page.  I am trying to use a FileNameEditor as the valueEditor.  I have added a value editor UI component to the page and I have placed the following line for one of my arguments: <Argument Name="FileName" Type="System.Windows.Forms.Design.FileNameEditor, System.Design, Version=1.0.5000.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a" /> But, when I run the code, there is no button in the value editor. ...Show All

• Windows Forms Need MDI Tab Control

  I want an existing MDI application to display each MDI child as a tab along the bottom of the main window.  For example, Opera and TextPad use MDI tab strips.  Would anyone like to recommend a good MDI tab control   In particular,&nbs ...Show All

• Visual Studio Express Editions how change int to LPCWSTR??

   i don't english well. so i say simple...  this is first time that i use vc++ ee...  i don't know how change int to LPCWSTR.....   Hi, If a function takes a LPCWSTR, you can just pass it a wchar_t array.  Converting an int to a wchar_t array is pretty easy: #include <windows.h> #include <stdio.h> #include <stdlib.h> void do_print(LPCWSTR str) {  printf("%S ...Show All

• SQL Server Error in Synchronizing Data

  I tried to subscribe to the database that is published on my laptop running on windows XP professional SP2 and using SQL Server 2005. However, in the second step (synchronizing data) the following error message occured: Synchronizing Data (Error) Messages A request to send data to the computer running IIS has failed. For more information, see HRESULT. HRESULT 0x80072EE2 (28037) The operation could not be completed. Anyone ...Show All

• Visual Studio Express Editions Hmm, I was

  Alrighty here's my deal, I used this code to enable my program to save... I'm making this for all of you to use, please get the simple beta program I've made so far from http://www.johnplaird.com on the upper left hand corner is a download link called ("VB Pad"), anyway here's the problem... ' from tool box get a save dialog form to put on your form, or this wont work. ' The code private sub is automatically loaded. Private Sub Sav ...Show All

• Visual Studio Search Returns 0 results

  Hi, I tried searching for a keyword in the Documentation. There was no results found. But when I Tried Typing it in the Index Tab I could clearly see it... Is this a known Bug BTW, Im using VC++ Express Beta 2 Note: no filters are active during the search... cheers, Paul June A. Domag Hi Paul, MSDN and MSDN Express Libraries do indeed use a stoplist to weed out common words from search results. This wouldn't explain the bad resul ...Show All

• Windows Forms Using Access in a VB Project

  I am using the Access Application object in a VB project. I'm using the function DoCmd.OutputTo of the Application class to output a snapshot file to a particular directory. However, I constantly receive an error stating that I must install a printe ...Show All

• Windows Forms Masked Edit in TextBox

  I need to control de text that insert the user, but a custom mask, it means that is not a date, or the time or something like that, is a name of a file, an url's adress, and things like, that.  I have fond a component: Maske ...Show All

• SQL Server SQL Server 2005 Express on VISTA

  Greetings! I tried installing SQL Server 2005 Express on my VISTA Beta 2 Box but before doing so, I checked if IIS is already installed and running. During the assesment of my current configuration, SQL Server 2005 Express is still looking for IIS. Are the conflicts regarding IIS 7.0 to SQL Server Express or the feature is not yet available. I will be continuing to do experiments with this one and hope there will be people who can share their ...Show All

• Windows Forms Adding Components

  In VB6 we could add components in this way: Project Menu-->Components. but in VB.net I don't know how can I add some components. Is there anyone who could help me The component that I want to add is: Microsoft Comm Control 6.0 (or higher versions) Its called AxMSComm under the add components com section. Choose Toolbox Items ...Show All