Andreas Söderlund Ok, thank you for your answer. I don't have any specific requirements for it's a side-project I'm working on but I thought it could have implications for seo but wasn't sure about it. I'll try to find some resources to make a more profound decision.

Thank you so much for this article! It made it so clear and simple to follow along and saved me so much time. I'd like to ask you if you prefer using the route- or cookie-way of doing it? I think using a cookie would be simpler and easier to maintain but I can't see what are the disadvantages?