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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.
I don't disagree, but I hope you're not actually serious. Firing someone for an incomprehensible (albeit clever) one-liner seems particularly petty. If the developer truly doesn't understand the need for readable production code, there are plenty of ways to teach that lesson without taking extreme measures.
This comment is hidden because it contains spoiler information about the solution
This comment is hidden because it contains spoiler information about the solution
@something = nilis not necessary because instance variables evaluate tonilanyway