A phobia is an irrational and overwhelming fear of a living or non-living entity which can be an object, situation, feeling, place or animal. They are broadly divided into two categories – simple and complex...

Ruby is a powerful programming language, whereas Ruby on Rails is a web framework based on Ruby programming language. It is used for developing data based websites.

Classes are blueprints of objects, which contains members like fields and methods. Module introduces the definition related to properties, events, variables and procedures of its members. Modules cannot be...