Ruby

Ruby is a scripting language similar to python.

Documentation

API docs	https://docs.ruby-lang.org/en/
official docs	https://www.ruby-lang.org/en/documentation/
ruby gems	https://rubygems.org/
tutorial	http://ruby-doc.com/docs/ProgrammingRuby/
ruby c api tutorial	https://silverhammermba.github.io/emberb/c/

Locations

/usr/lib/ruby/2.7.0 (archlinux) /opt/rubies/2.6.5 (macos)

ruby source

Intro/Reference

ruby anatomy

ruby versions

ruby interpreters

ruby extensions

ruby conventions

ruby environments

Libraries

index
ruby libraries
major modules
ruby rails

Basics

ruby comments

ruby file

ruby variables

ruby datatypes

ruby modules

ruby classes

ruby methods

ruby functions

ruby attributes

ruby operators

ruby conditionals

ruby loops

ruby input/output

ruby concurrency

ruby multiprocessing

ruby matching

ruby exceptions

Intermediate

ruby linters

ruby documentation

ruby testing

ruby debuggers

ruby profilers

ruby iterators