JavaScript serves as the primary programming language for the web, and is currently utilized by more software developers than any other language. It is often claimed to be the backbone of modern web development, enabling developers to build interactive, dynamic, and feature-rich user experiences. As technology evolves, JavaScript has expanded far beyond its initial role of adding basic interactivity to websites, now serving as the foundation for full-stack development, mobile applications, and even machine learning projects.

Head First JavaScript Programming is an outstanding JavaScript tutorial pays attention to practice. For some web front-end developers who can not understand the popular JavaScript frameworks well, there is no more suitable book than this one. If you have JavaScript basis, just directly start from Chapter 10: Liberated functions.