Ruby Course – codemeets– 01

November 22, 2020

Ruby programing is a dynamic, high-level, general-purpose programming language that was created in the mid-1990s by Yukihiro ‘Matz’ Matsumoto of Japan. Designed to be intuitive, simple, and flexible, Ruby emphasizes productivity and ease of use. Moreover, it is dynamically typed, meaning that variables don’t require a predefined type. Additionally, Ruby features automatic memory management through garbage collection

The language is implemented in C, which allows for efficient execution, and the file extension for Ruby programs is .rb. Popular text editors and Integrated Development Environments (IDEs) used for Ruby development include Atom, Komodo IDE, and RubyMine. Ruby is well-suited for web development, software development, and scripting tasks, offering powerful frameworks like Ruby on Rails for building dynamic websites.

Ruby’s philosophy is to make programming enjoyable and productive, prioritizing the developer’s happiness. As a result, Ruby’s elegant syntax has made it a popular choice for both beginners and experienced developers. This, in turn, enables them to develop scalable and maintainable applications with fewer lines of code.

How to install Ruby in your pc!(Windows).

1. First Download & Install Atom Editor.
2. Open Atom.exe
3. Find head bar >> Packages >> Settings View >> Install Package.
4. Now search bar search “Atom-runner.
5. And install this package close Atom.
6. Download Ruby Pack.
7. Install base install.
8. Check installation
   1. open cmd
   2. type ruby -v
   3. you can see ruby version.

Ruby programing Frameworks

A framework is a software platform that provides pre-built tools, libraries, and best practices to simplify the development process of websites and applications. Essentially, it serves as a foundation for building applications more efficiently, significantly reducing the need to start from scratch. Frameworks are specifically designed to handle common tasks such as database interactions, routing, user authentication, and more. As a result, they allow developers to focus on the unique aspects of their project.Ruby programing

A framework may, in fact, include various components, such as: Moreover, feel free to let me know if you’d like any additional improvements or adjustments. I’d be happy to make any further tweaks if needed.

• Web services: Functionality to integrate with other systems.
• Web resources: Predefined libraries for common tasks.
• Web APIs: Interfaces for communication between different software systems.

To use a Ruby framework effectively, it’s essential to have a basic understanding of the Ruby language itself. Below are some of the top Ruby frameworks in 2025:

Top Ruby Frameworks:

1. Ruby on Rails: A popular and full-featured web application framework that follows the convention-over-configuration principle.
2. Sinatra: A lightweight framework used for creating simple web applications quickly.
3. Padrino: A more feature-rich framework built on Sinatra, aimed at making complex web applications.
4. Hanami: A modern and lightweight framework that emphasizes simplicity and flexibility.
5. NYNY: A minimalistic web framework focused on simplicity and performance.
6. Scorched: A simple and flexible Ruby framework for web applications.
7. Hobbit: A small and minimal Ruby web framework.
8. Cuba: A compact web framework that focuses on simplicity and performance.
9. Crepe: A fast and minimalistic framework for building web applications.
10. Nancy: A lightweight and flexible web framework.

Recommendations:

• Ruby on Rails is highly recommended for building full-fledged web applications due to its rich features and large community.
• Sinatra is ideal for smaller projects or APIs due to its simplicity and ease of use.

You can explore more about these frameworks through their official websites to see which fits your project needs.

• Ruby on Rails (rubyonrails.org)
• Sinatra (sinatrarb.com)

How to Make First Ruby File

Hello World

• First Open Atom Editor.
• This language is similar to Python and R. No blocks.
• Ruby have 2 main text output method it is puts or print you can use both of them.
• Special Ruby code line end not use semicolon ( ; ).
• See below full code of hello world in Ruby,

print "Hello "
puts "World"

• Save now (ctrl + s)
• Run code (alt + r)
• You can see below output Hello World.

Thank for all!

More Ruby ClickHere!

See you Next Ruby Lesson Soon!