Tips on Arrays, Objects, Functions, Primitive Types, Comparision Operator, and some of the newly introduced features

1. Convert to string
2. Convert to number
3. Convert to boolean
4. Problem with the string ‘false’
5. null vs undefined
6. Truthy and Falsy values
7. What changes can be made with const
8. Difference between double equal and triple equal
9. Better way to accept arguments
10. Rewriting normal function as arrow function
11. Return an object/expression from arrow function
12. Convert a set to an array
13. Check if a value is an array
14. Object keys are stored in insertion order
15. Nullish coalescing operator
16. What is map() in JS
17. try…catch…finally — Real example
18. Destructuring

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