Black David A., Leo J. The Well Grounded Rubyist

3rd Edition. — Manning Publications, 2019. — 584 p. — ISBN: 978-1617295218.The Well-Grounded Rubyist, Third Edition is a beautifully written tutorial that begins with your first Ruby program and takes you all the way to sophisticated topics like reflection, threading, and recursion. Ruby masters David A. Black and Joe Leo distill their years of knowledge for you, concentrating on the language and its uses so you can use Ruby in any way you choose. Updated for Ruby 2.5.About the TechnologyDesigned for developer productivity, Ruby is an easy-to-learn dynamic language perfect for creating virtually any kind of software. Its famously friendly development community, countless libraries, and amazing tools, like the Rails framework, have established it as the language of choice for high-profile companies, including GitHub, SlideShare, and Shopify. The future is bright for the well-grounded Rubyist!
In The Well-Grounded Rubyist, Third Edition, expert authors David A. Black and Joseph Leo III deliver Ruby mastery in an easy-to-read, casual style. You'll lock in core principles as you write your first Ruby programs. Then, you'll progressively build up to topics like reflection, threading, and recursion, cementing your knowledge with high-value exercises to practice your skills along the way.What's InsideBasic Ruby syntax
Running Ruby extensions
FP concepts like currying, side-effect-free code, and recursion
Ruby 2.5 updatesRuby Foundations
Bootstrapping your Ruby literacy
Objects, methods, and local variables
Organizing objects with classes
Modules and program organization
The default object (self), scope, and visibility
Control-flow techniques
Built-In Classes and Modules
Built-in essentials
Strings, symbols, and other scalar objects
Collection and container objects
Collections central: Enumerable and Enumerator
Regular expressions and regexp-based string operations
File and I/O operations
Ruby Dynamics
Object individuation
Callable and runnable objects
Callbacks, hooks, and runtime introspection
Ruby and functional programming