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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.
This wouldn't work over an actual network or separate processes, would it? Those wouldn't share the global state through the prototype.
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Yup, I had a extra prime slip through.
The test for 1000 is definitely broken in JS.
I used this list for comparisson: https://primes.utm.edu/lists/small/1000.txt . When diff'd with to a file with my answer it shows no diferences.
Oh, it looks better with the getter and setter on their own functions, much more readable.