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.
I got the same, looks like the answer has been hidden, so still others can claim this unresolved
This comment is hidden because it contains spoiler information about the solution
IDK but you can
require('core-js/fn/string/pad-start')orrequire('core-js')to use it.String.prototype.padStart() in javascript doesn't work in node/babel combo. Anyone knows why?