Explores the hidden power of HTML data-* attributes as a lightweight way to embed custom metadata in markup, enabling easier content editing, accessibility, and flexible, reusable components; shows practical uses in image galleries, charts, and customizable forms, plus event-driven behaviors via data-action, and shares best practices for concise, consistent naming and uncluttered, maintainable code.
React CSS Modules allows developers to write efficient, modular, and reusable styles for React components by using scoped styling, eliminating the risk of conflicts between global styles and improving code organization, debugging, and performance.
