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.
This comment is hidden because it contains spoiler information about the solution
As an example:
You can have 10 instances of "Apple"
You cannot have "Apple" instances of 10
Basically * is a method, which has to take in a number. It cannot perform it's function with a string.
This comment is hidden because it contains spoiler information about the solution
Assignment in Ruby (and in most other programming languages) works right to left, so the result of the expression on the right of the
=is stored in the variable or variables on the left.https://www.oreilly.com/library/view/the-ruby-programming/9780596516178/ch04s05.html
https://en.wikibooks.org/wiki/Ruby_Programming/Syntax/Operators#Assignment
This comment is hidden because it contains spoiler information about the solution
Use spoiler flag please.
This comment is hidden because it contains spoiler information about the solution
This comment is hidden because it contains spoiler information about the solution
How comes that
/^[123]/ === code.to_s works fine,
but this doesn't:
code.to_s === /^[123]/
This comment is hidden because it contains spoiler information about the solution
This comment is hidden because it contains spoiler information about the solution