When comparing JavaScript & jQuery - Jon Duckett vs exercism.org, the Slant community recommends exercism.org for most people. In the question“What are the best resources to learn JavaScript?” exercism.org is ranked 3rd while JavaScript & jQuery - Jon Duckett is ranked 13th. The most important reason people chose exercism.org is:
Rather than merely test for code correctness, Exercism uses peer review to improve general programming techniques. Users are encouraged to comment on others' solutions, and refine their own based on feedback.
Specs
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Pros
Pro Easy to follow with well explained concepts
This book won't confuse you with jargon - Everything is introduced with a clear explanation.
Pro Excellent examples
The examples throughout this book are well explained and easy to follow. In order to complete the examples on your own, you must have a clear understanding of the material covered in that chapter. This is a great way for you to understand what you should go back and review before moving on.
Pro Visually appealing book
The content is laid out in a visually appealing way, while utilizing plenty of images to help the reader grasp the concepts being taught.
Pro Human review and feedback
Rather than merely test for code correctness, Exercism uses peer review to improve general programming techniques. Users are encouraged to comment on others' solutions, and refine their own based on feedback.
Pro Practice with production tools
Unlike many code practice websites, Exercism requires the user to develop and test entirely offline, submitting only the finished code. This promotes familiarity with essential tools and workflow, not just the bare language.
Cons
Con jQuery is a bit out of date as of 2018
Most of what jQuery did for the web can now be done with pure ES6.
Con Errors throughout the book
There are plenty of errors through the book including typos and errors in the code. Many of these errors are listed on their errata page.
Con Issues with binding/quality issues
Many people have noted that the physical quality of the book is quite poor, resulting in the binding falling apart.
Con Custom commandline client
Exercism requires using a CLI utility to fetch and submit exercises. This is inconvenient compared to web-only alternatives, and poses an additional barrier to entry for some users.