Tail recursion is a technique that enables recursive functions to be optimized into loops, preventing stack overflow in many programming languages. However, JavaScript does not natively support tail ...

In this repository we cover some of the most commonly asked JavaScript data structure questions related to arrays, strings and objects which commonly asked in interviews at tier 1 companies. Many ...

This is someone else's code which I'm trying to modify to make it not use global variable. I've been pulling my hair though unable to make this work.