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Abstract Class vs Interface in C++ [duplicate]

...rt interfaces (the "mature approach") instead of C++ classes (this is basically what COM does, but without the burden of COM infrastructure). I'd use an interface if I want to define a set of rules using which a component can be programmed, without specifying a concrete particular behavior. Classes...
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C/C++ Struct vs Class

After finishing my C++ class it seemed to me the structs/classes are virtually identical except with a few minor differences. ...
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C programming in Visual Studio

...17396 From the link above: By default, the Visual C++ compiler treats all files that end in .c as C source code, and all files that end in .cpp as C++ source code. To force the compiler to treat all files as C regardless of file name extension, use the /Tc compiler option. That being said, I ...
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Multiplication on command line terminal

...ered Jun 14 '12 at 19:29 We Are All MonicaWe Are All Monica 11.3k77 gold badges3939 silver badges6767 bronze badges ...
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Undo changes in entity framework entities

...s might be a trivial question but: Since ADO.NET entity framework automatically tracks changes (in generated entities) and therefore keeps the original values, how can I rollback changes made to the entity objects? ...
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What vim plugins are available for Eclipse? [closed]

...ave marks. It provides the core functionality of Vim text editing. If I recall correctly you can even have a simple vimrc configuration file. You can do a free trial to test it out. Vrapper Apparently Vrapper has macros and marks, as well as the following commands: Motions h j k l w W e E b B f ...
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Function passed as template argument

...;< "Result is " << temp << std::endl; } which can now be called as either: doOperation(add2); doOperation(add3()); See it live The problem with this is that if it makes it tricky for the compiler to inline the call to add2, since all the compiler knows is that a function pointer...
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Undefined, unspecified and implementation-defined behavior

... coming from other languages (other languages try to hide it better). Basically, it is possible to write C++ programs that do not behave in a predictable way, even though many C++ compilers will not report any errors in the program! Let's look at a classic example: #include <iostream> int ma...
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How to get a property value based on the name

....Name == propertyName) .GetValue(car, null); } If you want to be really fancy, you could make it an extension method: public static object GetPropertyValue(this object car, string propertyName) { return car.GetType().GetProperties() .Single(pi => pi.Name == propertyName) ....
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scipy.misc module has no attribute imread?

... You need to install Pillow (formerly PIL). From the docs on scipy.misc: Note that Pillow is not a dependency of SciPy but the image manipulation functions indicated in the list below are not available without it: ... imread ...