Recent questions tagged C++

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

c++ - Is it dangerous to use placement new on an old object without explicitly calling the destructor first?

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422 views 1 answer

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

c++ - Weird result after assigning 2^31 to a signed and unsigned 32-bit integer variable

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475 views 1 answer

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

c++ - Problem with functions accepting inner classes of template classes

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177 views 1 answer

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

c++ - failing to compile a project, missing io.h file

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422 views 1 answer

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

c++ - Design of std::ifstream class

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232 views 1 answer

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

c++ - How do I implement a CString hash function for use with std::unordered_map?

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576 views 1 answer

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

c++ - Reproducibility of floating point operation result

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392 views 1 answer

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

c++ - Is it possible to store a leading zero in an int?

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251 views 1 answer

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

c++ - Openssl SSL_CTX_new(SSLv3_method()) returns NULL

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312 views 1 answer

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

c++ - Static members class vs. normal c-like interface

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183 views 1 answer

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

c++ - Construct std::function with a constructor based on template

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279 views 1 answer

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

c++ - Expose a vector as a memoryview using SWIG

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317 views 1 answer

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

c++ - Passing a vector by reference and changing its values in a range-based for loop?

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228 views 1 answer

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

c++ - Compiling a MFC app from Visual Studio 2010 to 2012 RC results in LNK2038

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222 views 1 answer

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

c++ - Hide label text for Qt tabs without setting text to empty string

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200 views 1 answer

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

c++ - Evaluation of C expression

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244 views 1 answer

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

c++ - Why can't I use variable of parent class that is template class?

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148 views 1 answer

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

c++ - Invalid covariant type with CRTP clonable class

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303 views 1 answer

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

c++ - Bug in std::regex?

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221 views 1 answer

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

c++ - Is the compiler allowed leeway in what it considers undefined behavior in a constant expression?

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156 views 1 answer

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

c++ - Boost spirit poor performance with Alternative parser

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1.4k views 1 answer

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

c++ - Is using const_cast for read-only access to a const object allowed?

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381 views 1 answer

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

c++ - How to use/install custom Directshow filter

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401 views 1 answer

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

c++ - Error with OpenCV ROI

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1.1k views 1 answer

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

c++ - Array of polymorphic base class objects initialized with child class objects

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302 views 1 answer

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

c++ - Creating a sub-tuple starting from a std::tuple<some_types...>

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360 views 1 answer

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

c++ - NPAPI support in Firefox and Chrome actually dropped?

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190 views 1 answer

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

c++ - Why don't std::algorithms work directly on containers as well?

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159 views 1 answer

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