Frage im Vorstellungsgespräch bei Critical TechWorks

CSS: How to hide element HTML: Semantic (why and what it is) REST: build a correct rest api (use correct names, methods, CRUD) React: Reconciliation State vs Props HOC Lifting state up Lifecicle methods Hooks (just to name it) How to avoid unnecessary re-render (Pure component, ...) JS: Strict/Unstrict comparison Live coding: 1. Given an array of numbers: create array of unique values 2. Given an array of objects like {id:1}: create array of objects with unique id's

Antwort im Vorstellungsgespräch

Anonym

25. Juni 2021

Do not use array methods, like ".map or .forEach", looks like they don't like it :) use "for" cicle instead