When comparing Udacity - CS101 vs Codewars, the Slant community recommends Udacity - CS101 for most people. In the question“What are the best resources to learn Python?” Udacity - CS101 is ranked 7th while Codewars is ranked 17th. The most important reason people chose Udacity - CS101 is:
Udacity has among the most active communities out of all MOOCs.
Specs
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Pros
Pro Active forums
Udacity has among the most active communities out of all MOOCs.
Pro Motivates by giving you real-world project
In this Udacity class you will learn how to build a working web crawler without any programming background required.
Pro Good teaching staff
Everything is explained in an easy to comprehend manner and the teaching assistants are dedicated and friendly.
Pro Beginner-friendly
There is no prior programming knowledge needed for this course.
Pro Challenges cover all areas of programming
Algorithms, OOP, functional programming, you name it - there's a challenge class for it and in just about every language.
Pro Submit your own challenges
If you think you have a good idea for a challenge that could be added to the dojo then go add it and get feedback.
Pro Multi-language support
Users can complete code challenges in over 12 different languages.
Pro Learning gamification
Get points and increase your level by completing coding challenges.
Pro Free
Codewars is completely free to use.
Cons
Con Just one kind of certification
Udacity only gives out one kind of certification. It doesn't differentiate between skill.
Con Require some coding knowledge
You require some coding knowledge to get an account with code wars. The topics are limited
