Ruby Language

Dynamic, expressive scripting language for web APIs, devops, and automation.

Ruby is a dynamic, object-oriented language known for developer happiness. It powers Rails, Sinatra, and much of the devops toolchain (Puppet, Chef, Capistrano).

Learning Path

Getting Started — Install, RVM, Bundler
Basics — Variables, methods, blocks
Conditions & Switches — if/elsif/else, case
Collections & Loops — Arrays, Hashes, each, map
String Manipulation — strip, interpolation, regex
Classes & Modules — OOP, mixins, namespaces

Next: Getting Started

Basics

Ruby variables, methods, class, modules

Classes and Modules

Ruby class and modules

Collections and Loops

Ruby collection (map, list, array) and loops (for, each, while)

Conditions

Ruby conditions and switches

Getting Started with Ruby

Install Ruby, set up RVM, manage gems with Bundler, and write your first Ruby program.

List of libraries for Ruby

String Manipulation

Ruby string functions and features

List of libraries for Ruby

Bundler

Is a dependency manager for Ruby.

Nokogiri

Is an xml / html parsing library for ruby.

Puma

A high-performance web server for Ruby applications that supports multi-threading and multi-processing.

Rake

A task runner for Ruby, similar to make, for defining and running automated tasks.