Understanding Event-Loop, Asynchronous, Single-Threaded in Javascript (VIDEO)

videos
Published on March 25, 2019

Javascript is different from traditional programming languages mainly because of its callbacks & asynchronous nature. Even though Javascript is single-threaded and can run one application at a time, then how come it can process asynchronous requests ?

Have you ever thought that why setTimeout doesn't execute exactly at the given time ? What will setTimeout with a delay of 0ms do ?

"Javascript is a single-threaded non-blocking asynchronous concurrent language" — do you know what this means ?

All such questions are answered in this video which mainly explains the Javascript event loop. This event loop is the key to understanding asynchronous concepts in Javascript.

Useful Resources

In this Tutorial