Show HN: Practice JavaScript with quizzes, theoretical questions, and exercises

JavaScript is a client-side scripting language used together with HTML and CSS to build dynamic and interactive webpages. It completes the frontend triad together with HTML and CSS, which forms the entry into web development.

Been around since 1995, JavaScript is one of the most popular programming languages throughout the globe and as a result features a huge community that has solved countless of problems using it.

JavaScript is a fairly easy-to-learn language but since the advent of ES6, the language has undergone a major overhaul in terms of features and maturity. Today, JavaScript is an immensely powerful language, with a robust design.