When comparing C9.io vs Ninja, the Slant community recommends Ninja for most people. In the question“What are the best Python IDEs or editors?” Ninja is ranked 24th while C9.io is ranked 44th. The most important reason people chose Ninja is:
Once dependencies like maven are installed it is up and running in minutes with one simple command.
Specs
Ranked in these QuestionsQuestion Ranking
Pros
Pro Separates coding environment from local system
Allows students to develop with reduced risk to local network.
Pro Use anywhere
Online text editor. Virtual Linux box.
Pro Simple set up
Once dependencies like maven are installed it is up and running in minutes with one simple command.
Pro Easy horizontal scaling
Ninja is stateless by design. This makes horizontal scaling very easy and just a matter of adding servers.
Cons
Con Little user choice in organization
Since most of the code and folder structure are automatically generated, this leaves little room to the developer on how they will organize their project.