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In VB6 when you have an ActiveX Library it was very important to use the BinaryCompatibility setting to make sure that your applications did not break after a change. So let’s first introduce what is binary compatibility and how to accomplish that in...
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AutoCAD 2010 will not be supporting VBA . Quoting “If you utilize VBA macros in your work environment, they will no longer work unless the VBA module is installed on your system. “ “When you run a command that requires VBA, a message dialog box will be...
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In VB6 ActiveX-EXEs or ActiveX OLE Server where used for several reasons. Sometimes it was performance (because it allowed you to run your code in another process) and sometimes as way to share resources between several applications, like connection information...
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We have seen a situation that can be a little annoying. I usually find that situation in ASP.NET projects, but it can also happen in Winforms. The issue is like this: You have a VStudio Solution You have added all the needed references All your code compiles...
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vb Constant Decimal Value Hex Value .NET vbDstInvert 5570569 H550009 System.Drawing.CopyPixelOperation.DestinationInvert vbMergeCopy 12583114 HC000CA System.Drawing.CopyPixelOperation.MergeCopy vbMergePaint 12255782 HBB0226 System.Drawing.CopyPixelOperation...
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I found this email in my inbox today: “ Hi Mauricio,I came across a reference to your blog at : http://stackoverflow.com/questions/1286746/c-open-link-in-new-tab-webbrowser-control I have been studying your writings on extending the WebBrowser control...
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If I have a PInvoke call like the following: [DllImport("Advapi32.dll", CharSet=CharSet.Auto)] static extern Boolean FileEncryptionStatus(String filename, out UInt32 status); What is the difference between [DllImport("Advapi32.dll"...
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Recently an user of the ExtendedBrowser v2 commented that he needed access to the NewWindow3 event. The NewWindow3 event is raised when a new window is to be created. It extends NewWindow2 with additional information about the new window. Syntax Private...
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I was looking for a “.net” way of detecting the CapsLock state, but almost all the references pointed to pinvoke code like: <DllImport("user32.dll")> _ Public Shared Function GetKeyState(VirtKey As Integer) As Integer End Sub And I finally...
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Someone recently made me remind an old technology called DDE . “Dynamic Data Exchange (DDE) is a technology for communication between multiple applications under Microsoft Windows or OS/2 ” “The primary function of DDE is to allow Windows applications...
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Recently I was wondering how to format an output string like I used in C or C++ where we had the infamous and powerful sprintf but I could not find a good refence until I found this page. http://blog.stevex.net/index.php/string-formatting-in-csharp/ I...
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