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This course teaches how to build web apps with Ruby on Rails 4, giving learners the skills to use Ruby on Rails to create their own apps.

This course teaches how to add sign up, log in, and log out functionality to Rails apps, as well as how to manage access to specific pages.

Free Portuguese language app with many short tests to learn "on the go". (Not a video course.)

Comprehensive language course in Vietnamese. The idea of this course is to learn the language "like a native". This means that the course creates an immersive learning...

This online lecture provides an introduction to optical science with elementary engineering applications.

This online course gives an introduction to the Express framework.

This course teaches how to style websites with CSS.

In this online course, legendary chef Wolfgang Puck teaches cooking. The course includes more than 15 video lessons and various supplemental materials.

This online lecture series gives an introduction to quantum computing. It includes topics such as the history of quantum computing, the basics of quantum mechanics, quantum...

Free Vietnamese language app with many short tests to learn "on the go". (Not a video course.)

This online lecture series gives an introduction to political theory.

This online lecture examines the choices and constraints regarding sources and uses of energy by households, firms, and governments through a number of frameworks to describe...

This online course discusses numerical methods for Partial Differential Equations (PDE).

In this online course, popular astrophysicist and scientist Neil deGrasse Tyson teaches scientific thinking and communication.

The course is an introduction to Dante and his cultural milieu through a critical reading of the Divine Comedy and selected minor works (Vita nuova, Convivio, De vulgari...

This online lecture series explores the metaphysics of life and death. It discusses topics such as various arguments for the existence of the soul, personal identity,...

This video lecture discusses the computational complexity theory, including the Chomsky hierarchy, (un-) decidability,SPACE versus TIME, EXPSPACE and more advanced topics.

This online lecture gives an introduction to the concept of Parallel Programming.

This series of online lectures explores the physical and social form of cities. It covers theories about the form that settlements should take and attempts a distinction between...

Free Hebrew language app with many short tests to learn "on the go". (Not a video course.)