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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.
Just Yandex Translate it, its accurate enough. But to be completely honest, English first - then coding. Otherwise you woudn't be able to find needed info, Runet is lacking.
Okay i have completely missed the database thing, wanted to use hash map but im too dumb for this.(Java first week) And i forgot to remove static..