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Meaning of = delete after function declaration
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Deleting a function is a C++11 feature:
The common idiom of "prohibiting copying" can now be expressed
directly:
class X {
// ...
X& operator=(const X&) = delete; // Disallow copying
X(const X&) = delete;
};
[......
Connecting overloaded signals and slots in Qt 5
...'s usually void (for signals).
So I've found myself sometimes using this C++11 snippet:
template<typename... Args> struct SELECT {
template<typename C, typename R>
static constexpr auto OVERLOAD_OF( R (C::*pmf)(Args...) ) -> decltype(pmf) {
return pmf;
}
};
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Is there a Java equivalent or methodology for the typedef keyword in C++?
Coming from a C and C++ background, I found judicious use of typedef to be incredibly helpful. Do you know of a way to achieve similar functionality in Java, whether that be a Java mechanism, pattern, or some other effective way you have used?
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Switch statement fall-through…should it be allowed? [closed]
...g from both places would be a better idea.
And please note that I use the C++ FAQ definition of "evil"
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How to set std::tuple element by index?
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Not the answer you're looking for? Browse other questions tagged c++ templates indexing tuples or ask your own question.
What does multicore assembly language look like?
... prefer using libraries that portably wrap these low level primitives. The C++ standard itself has made great advances on the <mutex> and <atomic> headers, and in particular with std::memory_order. I'm not sure if it covers all possible memory semantics achievable, but it just might.
Th...
Precedence and bitmask operations
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Thats why in C and C++ people have warnings for these things.
– PlasmaHH
Feb 24 '14 at 11:43
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Javascript Array.sort implementation?
...e used:
Numeric arrays (or arrays of primitive type) are sorted using the C++ standard library function std::qsort which implements some variation of quicksort (usually introsort).
Contiguous arrays of non-numeric type are stringified and sorted using mergesort, if available (to obtain a stable so...
Are there strongly-typed collections in Objective-C?
...urate.
No, there are no generics in Objective-C unless you want to use C++ templates in your own custom collection classes (which I strongly discourage).
Objective-C has dynamic typing as a feature, which means that the runtime doesn't care about the type of an object since all objects can rec...
Java: Clear the console
... please tell me what code is used for clear screen in Java? For example in C++
14 Answers
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