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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.
lastis O(n) anyway, so whether that's inreverseor in something else doesn't really matter.(If I'm wrong, please call me on it.)
The entire list is not reversed due to laziness. Unfortunately, I cannot assess to what extent the optimizer discards the overhead...
How is this a best practice?