When comparing JavaScript For Cats vs 30 seconds of code, the Slant community recommends 30 seconds of code for most people. In the question“What are the best resources to learn JavaScript?” 30 seconds of code is ranked 4th while JavaScript For Cats is ranked 29th. The most important reason people chose 30 seconds of code is:
Main selling point of the project is that you can learn some useful techniques and tricks in 30 seconds or less.
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Pros
Pro Beginner-friendly
JavaScript For Cats starts by explaining what is a programming language and builds on from there.
Pro Short and sweet
Main selling point of the project is that you can learn some useful techniques and tricks in 30 seconds or less.
Pro Lots of examples
Over 300 code snippets.
Pro ES6
Uses the latest stable features of ES6 to teach developers how to write modern code.
Pro Functional-style code
The project's code examples follow best practices for functional programming.
Cons
Con It's just a starting point
JavaScript for Cats is a quick introduction to programming, designed to get you acquainted with the basics in the quickest way possible. It is not, however, an in-depth resource that will make you ready to develop production-ready web applications.
Con Not production-ready
A few of the code examples are not ready for production, but they can easily be made into production-ready methods with some tweaks. The library has a stable release as of August 2018.