Recent questions tagged C++

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

c++ - Is there a shorter way to forward declare a class in a namespace?

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348 views 1 answer

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

c++ - Would you use num%2 or num&1 to check if a number is even?

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264 views 1 answer

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

c++ - auto from const std::vector<>&; object or reference?

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331 views 1 answer

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

c++ - _ITERATOR_DEBUG_LEVEL error in visual studio

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411 views 1 answer

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

c++ - What is the use of a constexpr on a non-const member function?

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286 views 1 answer

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

c++ - pass method with template arguments to a macro

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407 views 1 answer

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

c++ - Templates spread across multiple files

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495 views 1 answer

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

c++ - Source line length limit

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290 views 1 answer

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

c++ - Why does qmake put all object (.o) files to one directory?

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493 views 1 answer

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

c++ - emplace_back() does not behave as expected

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298 views 1 answer

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

c++ - Why does the rvalue overload of `operator<<` for `basic_ostream` return an lvalue reference?

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360 views 1 answer

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

c++ - NULL check before deleting an object with an overloaded delete

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366 views 1 answer

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

c++ - Do compilers automatically use move semantics when a movable object is used for the last time?

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269 views 1 answer

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

c++ - Creating fstream object from a FILE* pointer

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447 views 1 answer

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

c++ - Can a constructor return a NULL value?

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340 views 1 answer

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

c++ - Is there a Boost.Bimap alternative in c++11?

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558 views 1 answer

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

c++ - Why does std::set seem to force the use of a const_iterator?

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231 views 1 answer

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

c++ - Ctor not allowed return type

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449 views 1 answer

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

c++ - Sort Anticlockwise the points of rectilinear polygon

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789 views 1 answer

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

c++ - Two's complement binary form

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375 views 1 answer

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

c++ - Convert FreeImage FIBITMAP format to OpenCV Mat

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478 views 1 answer

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

c++ - Opengl object extrusion

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290 views 1 answer

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

c++ - array initialisation

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193 views 1 answer

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

c++ - OpenCV (CvHaarClassifierCascade*) cvLoad doesn't load, unable to load xml file

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411 views 1 answer

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

c++ - Collision detection between two general hexahedrons

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366 views 1 answer

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

c++ - IP camera and OPENCV

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299 views 1 answer

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

c++ - Partial specialization: use the primary template members

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340 views 1 answer

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

c++ - OpenCV convexity defects drawing

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347 views 1 answer

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