响应式 HTML 页面模板与前端交互案例合集，基于 HTML、CSS 和 JavaScript 构建，用于学习研究、效果预览与实际项目复用。 核心原则：简单、独立、响应式、易迁移。 案例由预览首页统一展示，不在 README 中重复维护清单。点击首页的案例标题，会在新标签页打开 ...

Coursera is a global online learning platform that offers massive open online courses (MOOCs), specializations and degrees. Users can build skills with courses from universities like Yale, Stanford ...

Below, you will find a list of courses that are open to all students. The Faculty of Arts and Science also offers Elective groups, which are based on a theme. Course Prerequisites: You cannot register ...

The University of Delaware offers an online learning environment designed to help you expand your skills and further your career. You’ll experience discovery-based learning, applied research and ...