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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.
what do you mean by this? url.indexOf(p1 + '=') < qPos
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One or more characters that aren't a question mark or an equals sign.
Could someone explain what [^?=]+ does in this regex?