This article discusses how to use version 4.2 of the Microsoft Foundation Class (MFC) library installed with Microsoft Visual C++ versions 5.0 and 6.0 to automate Microsoft Excel. Specifically, it shows how to navigate between the worksheets in a workbook and place data in...
This article discusses how to use version 4.2 of the Microsoft Foundation Class (MFC) library installed with Microsoft Visual C++ versions 5.0 and 6.0 to automate Microsoft Excel. Specifically, it shows how to navigate between the worksheets in a workbook and place data in the cells of each wor...
It is not a NULL Pointer Using the value of pointer as a condition In C++, if you use a null pointer in logical expression, then they will be evaluated as false. We can pass the given pointer in the if condition to check if it is null or not. Note: Sometimes dereferencing a nul...
I have a class named administrativeData in a DLL and I want to set NULL value or to clear the contents of a instance of this class. I tries like this Globals::administrativeData= NULL; But the error is "cannot convert from 'int' to 'administrativeData'" Thank you All replies (3) Su...
Add library header to include pathNext, to use the library in code we need to make sure the compiler can find the shared header file when we include it. This can be accomplished using one of the following options:Specify the header path relative to the cpp file including it. This doesn...
the screen, when it moves, and when it is lifted from the screen. You will build up this functionality in steps so that you become familiar with how to use MFC wizards to speed the process of writing Windows CE code and to make best use of the MFC architecture available for developers....
One of the key points of modern C++, as I observe, is to be expressive and use proper types. For example, regarding null pointers, rather than just writing a comment: void Foo(int* pInt); // pInt cannot be null I should actually use not_null<int *> pInt.
Those notes are in the LearningUnreal GitHub repository. If you found these notes useful then perhaps you will find something interesting there as well. This is a collection of notes that I write while learning how to use Unreal Engine. They are incomplete, sometimes incorrect, and meant more...
HWND hwndTaskMan = FindWindowEx(NULL, NULL, NULL, "Windows Task Manager"); if (hwndTaskMan != NULL) return true; return false; } As for persistence, heres some code you may wanna take a look at. I'l leave it as an exercise to determine which key you need to check/write in order...
Note: In these examples, we are going to use classes (AmazonS3SoapBindingProxy, _s3__CreateBucket, etc.) we generated with gSOAP's wsdl2h and soapcpp2 tools in the previous step. Again, if you are curious what generated classes are available or what member data they have, check the g...