walnut

walnut has asked 20 questions and find answers to 86 problems.

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walnut questions

Are pointers to allocated memory outside object's lifetime "invalid pointer[s]" or "pointer[s] to an object"?
Placement-new on array elements and pointer values
Deduction failure of function call with explicit template argument list and [temp.arg.explicit]/3
Use cases for function type typedefs with qualifiers
reinterpret_cast member function pointer to void(*&)()
User-provided std::allocator specialization
Unspecified Implicit Object Creation
Use of variable in own initializer
Calling non-static member function outside of object's lifetime in C++17

walnut answers

To forward or move or not; how to determine which is preferred within the context of a class's usage?
"candidate template ignored: could not match ..." for template function argument to template function
C++ throw exception when deleting invalid address
Different instructions when I use direct initialization vs std::initializer_list
std::map::upper_bound vs std::upper_bound performance
C++ file IO - ASCII value instead of Binary value
Full form of ttwu in the scheduling code of the linux kernel
std::is_same_v with unspecialized template
Why can't C++ deduce T in a call to Foo<T>::Foo(T&&)?
When are the ++c and c++ increments applied exactly here? [duplicate]