Solutions for intersting quick excercises from everywhere.
Sort Objects: Sort a data array of objects according to an order criteria array.
Sort Primitives: Sort an array of primitive types according to an order criteria array.
Count Duplicate Characters: Count the number of duplicates of distinct case-insensitive alphabetic characters and numeric digits.
Count Duplicate Primitives: Count the number of duplicates of distinct primitives in an array.
$ yarn test folder/app # TDD with Unit Tests for the folder/app
$ yarn test:coverage # TDD Unit Test coverage
$ yarn start folder/app # Runs the program folder/app