This is timely for me as callbacks and promised are especially difficult in AWS lambda functions.

One thing you do not touch on but use is resolve and reject. What are they and what do they do?

Self-Employed Software Developer, Trainer, Consultant. Keeping up to date. I’ve noticed in over 28 years of programming, one’s current skills have a shelf life.

Get the Medium app

A button that says 'Download on the App Store', and if clicked it will lead you to the iOS App store
A button that says 'Get it on, Google Play', and if clicked it will lead you to the Google Play store