"Undefined" reference to class member in C++
1907
Undefined reference to static class member
4237
Namespaces and Operator Overloading in C++
75987
How do you use the non-default constructor for a member?
79248
C++ 11 Thread initialization with member functions compiling error
149350
'foo' was not declared in this scope c++
150257
C++ Static member method call on class instance
5573
Undefined reference error for template method
39595
PHP class not storing reference
2831
Undefined reference to vtable
54967
When to use references vs. pointers
19286
How can I pass a class member function as a callback?
136242
Undefined Reference to a function
150853
An object reference is required to access non-static member
38182
Pointer to class data member "::*"
1115
How to initialize private static members in C++?
105287
(Why) is using an uninitialized variable undefined behavior?
135994
Memory allocation for member functions in C++