O'Neil questions

O'Neil answers

• C++, partial specialization of 2-argument class template: unable to match function definition to an existing declaration
• How can I determine whether a cv::Mat is using internal or external data?
• How to use getline to delimit by comma *and* <space> in c++?
• Is there an established alternative to cout in C++ that behaves similarly to qDebug? [duplicate]
• Deducing template member function in class template
• How to invoke an overloaded parent cout friend class from a derived class?
• How to initialize an std::array<T, 2> where T is non-copyable and non-default-constructible?
• Pass parameters to std::thread wrapper
• Make std's data-structure use my existing non-static hash function "hashCode()" by default
• if statement is not working and is skipped to else part