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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.
it's a global variable, declared on the fly (which is very bad practice, but hey, this is code golfing ;) ). To read as
...(s=v+'')I'm still new to this, so sorry if this sounds dumb, isn't '...s' using an undefined variable 's'? If it's not then what is '...s' doing?
explain to anyone who is not lazy