Ruby – Dynamic Programming

Ruby is a dynamic, open-source programming language focused on simplicity and productivity. Known for its elegant syntax, Ruby powers the popular Rails web framework.

Key Features

• Elegant Syntax: Natural to read and write
• Object-Oriented: Everything is an object
• Metaprogramming: Code that writes code
• Gems Ecosystem: Rich package library
• Rails Framework: Rapid web development

Installation

Install Ruby on Ubuntu:

sudo apt update
sudo apt install ruby-full

# Or using rbenv for version management
curl -fsSL https://github.com/rbenv/rbenv-installer/raw/HEAD/bin/rbenv-installer | bash

Usage Examples

Ruby programming:

# Ruby on Rails example
class UsersController < ApplicationController
  def index
    @users = User.all
  end

  def create
    @user = User.new(user_params)
    if @user.save
      redirect_to @user, notice: "User created!"
    else
      render :new
    end
  end
end

Benefits

Ruby prioritizes developer happiness with expressive syntax. Rails enables rapid prototyping while the gem ecosystem provides solutions for common problems.

Download Ruby