JavaScript modules best practices: prefer named exports, no work during import, favor high cohesion and avoid long relative paths.

There are 4 good ways to swap variables in JavaScript: using a destructuring assignment, a temporary variable, addition & difference or XOR operator.

How to setup your local React playground in 3 easy steps: install parcel, create 2 source files, run parcel. Then... play with React!

You can access an object property in JavaScript in 3 ways: dot property accessor, square brackets property accessor, or object destructuring.

Best practices on how to write quality, readable and concise arrow functions in JavaScript.

How to use template literals to perform string interplation in JavaScript (w/ examples and best practices).

The explicit coding discipline favors clear and explicit expression of intent in the code.

NaN, denoting "Not A Number", is a special number in JavaScript created after a faulty operation on numbers.

How to correctly integrate JavaScript utility libraries into your application and minimize the increase of bundle size.

You can replace all occurrences of a string using split and join approach, replace() with a regular expression and the new replaceAll() string method.