Prototype pollution flaws are "the next big thing" in JavaScript security research.

As a good JavaScript developer, you strive to write clean, healthy, and maintainable code. You solve interesting challenges that, while unique, don’t necessarily require unique solutions. You ...

The latest JavaScript specification standardizes a well-balanced and thoughtful set of features, including the built-in global Iterator, new Set methods, improvements to regular expressions, and more.

Finally, for more information about JavaScript, I recommend David Flanagan's JavaScript: The Definitive Guide, published by O'Reilly and now in its fifth edition.