Tips, Tricks, and Techniques for Node.js Development 2.1: Using const and arrow Functions

The video tutorial demonstrates how to enhance an Express web application by using modern JavaScript features. It covers the use of let, const, and var for variable declaration, emphasizing the benefits of const for immutable variables. The tutorial also explains how to convert traditional functions into arrow functions for cleaner and more concise code. By the end, viewers will have a better understanding of how to apply these improvements to a simple To-Do List app.

In what scenarios would you prefer using 'const' over 'let'?

What is the significance of initializing a 'const' variable at the time of declaration?

How does lexical binding work in arrow functions?