When comparing Think Python vs SoloLearn, the Slant community recommends Think Python for most people. In the question“What are the best resources to learn Python?” Think Python is ranked 5th while SoloLearn is ranked 9th. The most important reason people chose Think Python is:
The book is available for free in PDF and HTML formats. A hardcover version can be bought from [Amazon](http://www.amazon.com/gp/product/144933072X).
Specs
Ranked in these QuestionsQuestion Ranking
Pros
Pro Free versions available
The book is available for free in PDF and HTML formats. A hardcover version can be bought from Amazon.
Pro Beginner-friendly
Think Python is a free book designed for those with no background in programming. It starts with basic concepts of programming, and is carefully designed to define all terms when they are first used and to develop each new concept in a logical progression. Larger pieces, like recursion and object-oriented programming are divided into a sequence of smaller steps and introduced over the course of several chapters.
Pro Completely free
Pro Offline learning mode for mobile apps
Allows learning while disconnected from the net.
Pro Easy for beginners
Anyone can get started with this.
Pro Share and modify others' projects
Pro Browser-based code playgrounds
No software installation needed, just a modern web browser. On mobile devices though the mobile apps are highly recommended.
Pro Excellent mobile apps available
Pro Gamification
XP, levels, badges, certificates, etc.
Cons
Con Some missing instructions for absolute beginners
Some exercises sometimes require taking steps that aren't explained. Some functions and commands are used without explaining their purpose.
Con Only the most commonly used languages are covered.
C++, Java, JavaScript, C#, Python, SQL, PHP, Swift, Ruby, JQuery, HTML, CSS. You won't find anything less common like Haskell, Erlang, Elixir, Common Lisp, Scheme, Clojure, Rust, etc.
Con Limited usefulness for intermediate or experienced programmers
No advanced coding challenges. Look for those on other sites like hackerrank.