• More Full-stack React TS & Node. Revising ES6 features
  • revising bind, call
  • bind is used to replace the instance instance of this. if a function call that is reliant on this it will have been altered to the new context
  • call is used at the the function is being called.
  • apply is similar to call but the second argument you provide is an array of argument which will be supplied to for the method that is being called.
  • revised how reduce works
  • use sets for unique lists, use maps for unique object collections.