Loading collection data...
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.
apparently some more particularly random tests are needed
this is bad solution not sure why would anyone upvote this ....
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能解释一下吗
Dear sirs,
Can you perhaps explain how the double braces work in bash?
I'm having a hard time to understand it properly.
Thank you in advance!