Name:Ingmar uit de Bos
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Member Since:Oct 2016
Last Seen:Jan 2021
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Collections are a way for you to organize kata so that you can create your own training routines. Every collection you create is public and automatically sharable with other warriors. After you have added a few kata to a collection you and others can train on the kata contained within the collection.
Get started now by creating a new collection.
clean
My comment was a warning for newer user to not memorice this :)
The problem is that the Best Practice solution is the opposite of best practice!
Description: (You can mutate the input if you want, but it is a better practice to not mutate the input)
What's the problem than? :)
You are mutating the input