C++ Unresolved externals but definition is present
1289
Why can templates only be implemented in the header file?
2521
Storing C++ template function definitions in a .CPP file
101951
Undefined reference to class::function in c++
116662
"using namespace" in c++ headers
60984
When using C headers in C++, should we use functions from std:: or the global namespace?
66080
g++ undefined reference to typeinfo
12944
Why does C++ not have reflection?
44265
What's the scope of the "using" declaration in C++?
151750
Header file included only once in entire program?
140952
warning in extern declaration
116133
Why do I get an "undefined reference" link error for a static member variable?
6292
What is an undefined reference/unresolved external symbol error and how do I fix it?
107911
How should I detect unnecessary #include files in a large C++ project?
149842
What does UNDEF and notype() mean when seeing the C++ library information using dumpbin?
101414
Errors that refer to a bunch of unresolved OpenSSL symbols that clearly exist?
105196
Repeated Multiple Definition Errors from including same header in multiple cpps
42056
Embedding DLLs in a compiled executable