C++ header-only template library

Question

Looking at this project (http://www.savarese.com/software/libssrckdtree/) I found the definition \"C++ header-only template library\". At the moment I have basic C++ knowled

Answer 1

For template libraries, it's possible to provide all of the functionality in just header (.h files) because traditionally compilers needed the full definition of the template class in order to instantiate for a given type. There is nothing to put in a library unless the library is going to provide pre-instantiated versions or if there is some portion of the template library that doesn't need to be templated.