Develop an under-the-hood knowledge of UI development by learning techniques such as data binding, UI composition, templating, virtual DOM and its reconciliation, and hooks, all from scratch! Master UI frameworks such as React, Angular, Vue, and Svelte by seeing exactly what problems they solve.

Keeping what the user sees in sync with the app's data can be tricky, particularly in browsers and big apps. UI tools like React, Angular, and Vue help, but they can be hard to use if you don't know what problems they solve. Develop an under-the-hood knowledge of UI dev by learning techniques such as data binding, UI composition, templating, virtual DOM and its reconciliation, and hooks, all from scratch! You'll learn how javascript interacts with browser features like the DOM and HTML parser. By the end, you'll have a complete mental model of UI dev that you can apply to any framework!