Ruby 3 programming Complete guide from Newbie to Ninja
- Development
- Feb 17, 2025

Ruby 3 programming – Complete guide from Newbie to Ninja, available at $54.99, has an average rating of 4.1, with 54 lectures, based on 5 reviews, and has 15 subscribers.
You will learn about Ruby fundamentals Writing clean Ruby code Object oriented programming in Ruby How to make our own custom gem Publishing our gem File handling in Ruby Dependencies management Duck typing This course is ideal for individuals who are Anyone who wants to learn Programming or Anyone who wants to learn Ruby programming or Beginner Ruby developer It is particularly useful for Anyone who wants to learn Programming or Anyone who wants to learn Ruby programming or Beginner Ruby developer.
Enroll now: Ruby 3 programming – Complete guide from Newbie to Ninja
Summary
Title: Ruby 3 programming – Complete guide from Newbie to Ninja
Price: $54.99
Average Rating: 4.1
Number of Lectures: 54
Number of Published Lectures: 54
Number of Curriculum Items: 54
Number of Published Curriculum Objects: 54
Original Price: $19.99
Quality Status: approved
Status: Live
What You Will Learn
Who Should Attend
Target Audiences
The focus of this course is to make you a better programmer. Ruby is our preferred way to do that. It’s absolutely ok if you don’t have any programming experience at all, this course is still for you. Why? Because in this course you will learn how to imagine what you are coding. I will use the help of the charts to make an image in your mind about what’s going on in the code. Even while setting up the environment I will explain how Ruby is working in your system.
We will first look at the fundamentals of Ruby like Numbers, Strings, Procs, Blocks, Array, Hashes etc. Afterwards, we will look at how those fundamentals are used to implement Object-oriented programming. Object-oriented programming is a big and most important world to understand. It is the core of good quality software and the area where most of the developers lag when it comes to writing clean code. After this course, writing clean code won’t be a problem for you.
In the end, we will be making our own gem. That is our resume in the form of a command-line application. You can use this command line application in both cases, either to showcase your Ruby skills or share your resume.
Course Curriculum
Chapter 1: Setting environment
Lecture 1: The ideology behind Ruby
Lecture 2: Installing VS code
Lecture 3: Installing RVM
Lecture 4: Installing Ruby
Lecture 5: Understanding PATH
Lecture 6: Managing different versions of Ruby
Lecture 7: Hello world !!
Chapter 2: Introduction to Ruby
Lecture 1: Variables
Lecture 2: Strings and Numbers
Lecture 3: Symbols
Lecture 4: Functions
Lecture 5: Block
Lecture 6: Lambda
Lecture 7: Procs
Chapter 3: Complex data structures
Lecture 1: Array
Lecture 2: Traversing Array
Lecture 3: Hash
Lecture 4: Traversing Hash
Lecture 5: Conditional Structure
Lecture 6: Loops
Lecture 7: Multiple files
Lecture 8: Interactive Ruby Shell
Chapter 4: Object Oriented Programming
Lecture 1: Introduction to Object Oriented Programming
Lecture 2: Classes | Encapsulation
Lecture 3: Objects
Lecture 4: Initialize method
Lecture 5: Class methods
Lecture 6: Numeric class
Lecture 7: String class
Lecture 8: Getters & Setters
Lecture 9: Inheritance
Lecture 10: Encapsulating Child class
Lecture 11: .methods Method
Lecture 12: Override method in sub class
Lecture 13: super Method
Lecture 14: Access Specifier | Abstraction
Lecture 15: Polymorphism | Template method
Lecture 16: Error Handling
Chapter 5: Writing clean code
Lecture 1: Adding Stereos and Rims
Lecture 2: Dependencies management
Lecture 3: Duck Typing
Lecture 4: Sharing behaviour via Modules
Chapter 6: Files
Lecture 1: Reading from a file
Lecture 2: Writing to a file
Chapter 7: Using Gems
Lecture 1: Using YAML gem
Lecture 2: Making service object
Lecture 3: Installing gem | Byebug
Lecture 4: You made it !!
Chapter 8: CLI Resume | Building our own Gem
Lecture 1: Boilerplate code of our gem | Bundler
Lecture 2: Adding CLI to our gem
Lecture 3: Publishing our gem to RubyGems.org
Lecture 4: Making updates to published gem
Chapter 9: Whats next? | Where to go now?
Lecture 1: Web framework : Sinatra & Rails
Lecture 2: Conclusion
Instructors

Raounak Sharma
Senior Software Engineer
Rating Distribution
Frequently Asked Questions
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You can view and review the lecture materials indefinitely, like an on-demand channel.
Can I take my courses with me wherever I go?
Definitely! If you have an internet connection, courses on Udemy are available on any device at any time. If you don’t have an internet connection, some instructors also let their students download course lectures. That’s up to the instructor though, so make sure you get on their good side!
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