JS Upgrades(Part-1):

JavaScript upgrades post 2015: ES7, ES8, ES9 & ES10

This post will walk you through cool features like : Asynchronous iteration, Async Functions, Array.includes, Shared Memory and Atomics, flat and flatMap, String trimming, New regular expression features and much more...

JS Upgrades(Part-2):

JavaScript upgrades post 2019: ES11, ES12 & ES13

This post will walk you through cool features like : Dynamic importing, Promise.any, Promise.allSettled, globalThis, top-level await, new class elements, nullish coalescing and much more...

Asynchronus JS:

History of JS: Callbacks, Promises and Async-await.

This post will give you insight of how JS manages to do async operations despite of being single threaded language, How does callback help in this and what made Promises come into the picture, then finally about Async-await to maintain the flow.