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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.
Hitting backspace when textarea is not focussed makes browser go history(-1);
It would be very nice to catch unintended backspaces.
Twice now I attempted my solution, spotted the error right where my cursor was, hit backspace and ended up browsing to the previous page because the textarea was no longer focussed.
This is pretty frustrating when you have been working for a considerable amount of time to write a nice piece of code! If you go back to the page you will get a new random kata.
Possible solutions: