Thank you for taking the time to comment Dhev Sabharish ! :)

Thanks for the offer Saquib Hussain but I'm mostly writing for fun when I have the time.

Thanks pankaj pathak ! JavaScript is everywhere so you never know when you will need it.

Thank you for taking the time to comment Musa Danjuma !

Thank you Pankaj Patel ! I'm glad the joke was not only funny in my head.

If you want to present a list to a user and you have duplicates then it makes sense to first filter the list. I mostly wanted to show this tip because the Set object is new with ES6 and is good to be aware of.

Thank you Edidiong Asikpo for your kind words!

Thanks! I wanted to keep these "getting started" articles as brief as possible to just learn the basics in an easy way. But, I might write more in depth articles or only on tagged templates in the future. I'll see if I can come up with a better example.