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Forward declaration of nested types/classes in C++
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You can't do it, it's a hole in the C++ language. You'll have to un-nest at least one of the nested classes.
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Simple example of threading in C++
...someone post a simple example of starting two (Object Oriented) threads in C++.
7 Answers
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How to initialize a vector in C++ [duplicate]
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With the new C++ standard (may need special flags to be enabled on your compiler) you can simply do:
std::vector<int> v { 34,23 };
// or
// std::vector<int> v = { 34,23 };
Or even:
std::vector<int> v(2);
v = { 34,23 ...
How should I detect unnecessary #include files in a large C++ project?
I am working on a large C++ project in Visual Studio 2008, and there are a lot of files with unnecessary #include directives. Sometimes the #include s are just artifacts and everything will compile fine with them removed, and in other cases classes could be forward declared and the #include could...
What is the C++ function to raise a number to a power?
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@Marvin: Visual C++ 2010 Express has no problem with std::pow(2.0, 3).
– Keith Thompson
Aug 31 '13 at 22:46
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Stack, Static, and Heap in C++
... time without garbage collection.)
Personally, when I hear people say that C++ doesn't have garbage collection, my mind tags that as a feature of C++, but I'm probably in the minority. Probably the hardest thing for people to learn about programming in C and C++ are pointers and how to correctly han...
Using “super” in C++
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Bjarne Stroustrup mentions in Design and Evolution of C++ that super as a keyword was considered by the ISO C++ Standards committee the first time C++ was standardized.
Dag Bruck proposed this extension, calling the base class "inherited." The proposal mentioned the multiple i...
Struct inheritance in C++
Can a struct be inherited in C++?
6 Answers
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Find out if string ends with another string in C++
How can I find out if a string ends with another string in C++?
20 Answers
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Using scanf() in C++ programs is faster than using cin?
... 6.8 seconds
iostream with sync_with_stdio(false): 5.5 seconds
C++ iostream wins! It turns out that this internal syncing / flushing is what normally slows down iostream i/o. If we're not mixing stdio and iostream, we can turn it off, and then iostream is fastest.
The code: https://gi...