What is URLResolver / ResolveURL and why are they so critical to the number of links you see? Educate yourself today https://ift.tt/2IPKLoI https://ift.tt/2IPKLoI 

What is URLResolver / ResolveURL and why are they so critical to the number of links you see? Educate yourself today https://ift.tt/2IPKLoI  https://ift.tt/2IPKLoI