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Discover Ruby Programming Through Fun Examples

Discover Ruby programming through fun examples. Gain insights into basic syntax, methods, file handling, APIs, and develop problem-solving skills with hands-on practice in object-oriented concepts and web test engineering.

Beginner

145 Lessons

40h

Certificate of Completion

AI-POWERED

Explanations

AI-POWERED

Explanations

This course includes

229 Playgrounds

54 Challenges

10 Quizzes

Course Overview

What You'll Learn

Course Content

Recommendations

Course Overview

Online tutorials may teach basic Ruby syntax and some programming concepts. But even then, novice programmers can experience considerable difficulty in attempting even the most basic programming exercises. Programming is all about problem solving. This skill can only be honed through practice, which is what this course is all about. In this course, you’ll be printing different shapes, performing various tasks, and implementing small games using basic Ruby syntax and data structure. You’ll cover Ruby metho...Show More

Online tutorials may teach basic Ruby syntax and some programming concepts. But even then, novice programmers can experience con...Show More

TAKEAWAY SKILLS

Conditional Statements

Loops

What You'll Learn

Understanding of basic building blocks in Ruby such as variables, data structure, and syntax for controlling program flow

Familiarity with methods and file handling in Ruby

Working knowledge of object-oriented programming, including inheritance and mixin

Ability to write interactive programs in Ruby

Hands-on problem solving experience in Ruby

Understanding of basic building blocks in Ruby such as variables, data structure, and syntax for controlling program flow

Course Content

Introduction

6 Lessons

Get familiar with Ruby basics, from writing "Hello World!" to understanding error types.

Motivation

Introduction

Write Your First Ruby Program

Rhythm for Working on the Exercises

Type of Errors

Quiz: Programming Basics

Printing Shapes

11 Lessons

Get started with creating shapes in Ruby using patterns, loops, and conditional logic.

Print Out a Triangle

Solution: Printing a Triangle

Print Out a Half Diamond

Solution: Printing a Half Diamond

Print Out a Diamond Shape

Solution: Printing a Diamond Shape

Print a Big Diamond of Variable Size

Solution: Printing a Diamond of Variable Size

Exercise: Printing Shapes

Solutions: Printing Shapes Exercises

Quiz: Printing Shapes

Interacting with the Command-Line

11 Lessons

Go hands-on with Ruby command-line interactions, building calculators, quiz games, and number games.

Simple Calculator to Perform Addition

Solution: Simple Calculator to Perform Addition

Addition Quiz Game

Solution: Addition Quiz Game

Subtraction Quiz Game

Solution: Subtraction Quiz Game

Number Guessing Game

Solution: Number Guessing Game

Exercise: Counting to 21

Solution: Counting to 21

Quiz: Interacting with the Command-Line Interface

Composite Data Types

14 Lessons

Grasp the fundamentals of arrays, hashes, sorting, character retrieval, calculations, and interactive exercises in Ruby.

Introduction to Array and Hash

Sorting Children's Names

Solution: Sorting Children's Names

Get Character from Alphabetical Position

Solution: Get Character from Alphabetical Position

Calculate Average

Solution: Calculate Average

What Makes 100% In Life?

Solution: What Makes 100% In Life?

Exercise: Implement Letter Guessing Game

Solution: Implement Letter Guessing Game

Exercise: Find the Median

Solution: Find the Median

Quiz: Composite Data Types

Useful Utility Programs

15 Lessons

Solve problems in creating useful Ruby utilities like temperature conversion, tax calculation, and lotto numbers.

Convert Fahrenheit to Celsius

Solution: Convert Fahrenheit to Celsius

Personal Income Tax Calculator

Solution: Personal Income Tax Calculator

Word Count

Solution: Word Count

Generate Lotto Numbers

Solution: Generate Lotto Numbers

Number Sorting

Solution: Number Sorting

Exercise: Number Base Conversion

Solution: Number Base Conversion

Exercise: Convert Word to Phone Number

Solution: Convert Word to Phone Number

Quiz: Useful Utility Programs

Fun Math

15 Lessons

Follow the process of solving mathematical problems using Ruby to enhance programming skills.

Finding Divisors

Solution: Finding Divisors

Finding the Highest Common Factor

Solution: Finding the HCF

Finding the Least Common Multiple

Solution: Finding the LCM

Finding Prime Numbers

Solution: Finding Prime Numbers

Fibonacci Sequence

Solution: Fibonacci Sequence

Consecutive Sums

Solution: Consecutive Sums

Exercise: Compute Pi

Solution: Compute Pi

Quiz: Fun Math

Methods

10 Lessons

Master the steps to create reusable Ruby methods, streamlining tasks like HCF, LCM, and palindrome checks.

Introduction to Methods in Ruby

Finding the HCF by Using a Method

Solution: Finding the HCF by Using a Method

Generate Lotto Numbers Using a Method

Solution: Generating Lotto Numbers Using a Method

LCM of Multiple Numbers Using a Method

Solution: LCM of Multiple Numbers Using a Method

Check If a String Is a Palindrome

Solution: Check If a String Is a Palindrome

Quiz: Methods

File and Network

16 Lessons

Step through mastering file and network operations using practical Ruby programming examples.

Preliminaries: Linux File Structure and Commands

Calculate Average Score by Reading a File

Solution: Calculate Average Score by Reading a File

Count Words and Lines in a Text File

Solution: Count Words and Lines in a Text File

Mail Merge Birthday Invitation Cards

Solution: Mail Merge Birthday Invitation Cards

Rename Files

Solution: Rename Files

Meal Categories

Solution: Meal Categories

Send Individual Thank You Emails

Solution: Sending Individual Thank You Emails

Exercise: Grades Histogram

Solution: Grades Histogram

Quiz: File and Network

Object-Oriented Programming

14 Lessons

Unpack the core of Ruby's object-oriented programming with classes, methods, inheritance, and practical applications.

Introduction to Objects and Classes in Ruby

Design a Basic Calculator

Solution: Design a Basic Calculator

Age of Teacher and Students

Solution: Age of Teacher and Students

Calculate Sales Tax

Solution: Calculate Sales Tax

Library System

Solution: Library System

Sunflower vs Zombies Game Simulation

Solution: Sunflower vs. Zombies Game Simulation

Exercise: Calculate Shape Area

Solution: Calculate Shape Area

Quiz: Object-Oriented Programming

10.

Classic Puzzles

20 Lessons

Master problem-solving with recursion, backtracking, data structures, and Ruby's built-in functions.

Gearing Up for More Problem Solving

Google Labs Aptitude Test

Solution: Google Labs Aptitude Test

Fibonacci and HCF (Recursion)

Solution: Fibonacci and HCF (Recursion)

Calculate Compound Interest

Solution: Calculate Compound Interest

Farmer Crosses River Puzzle

Solution: Farmer Crosses River Puzzle

Cryptic Math Equation (Backtracking)

Solution: Cryptic Math Equation (Backtracking)

Exercise: Google Labs Aptitude Test (Recursion)

Solution: Google Labs Aptitude Test (Recursion)

Exercise: Tower of Hanoi

Solution: Tower of Hanoi

Exercise: Knight's Tour

Solution: Knight's Tour

Exercise: Eight Queens Puzzle

Solution: Eight Queens Puzzle

Quiz: Classic Puzzles

11.

Web Test Automation

4 Lessons

Grasp the fundamentals of web test automation with Ruby, including Selenium WebDriver and RSpec.

Introduction to Web Test Automation

Selenium for Writing Test Scripts

Sample Selenium WebDriver Script

Complete Test with Verification

12.

Beyond This Course

1 Lessons

Explore the next steps with advanced Ruby resources, web development, and mobile app creation.

What's Next?

13.

Ruby in a Nutshell

3 Lessons

Follow the process of exploring Ruby fundamentals, object-oriented programming concepts, and file handling techniques.

Key Highlights

Object-oriented Programming in Ruby

File Handling in Ruby

14.

Appendix

5 Lessons

Practice using IRB, install Ruby on various OS, and manage Ruby gems efficiently.

Interactive Ruby Shell (IRB)

Ruby on Windows

Ruby on Mac OS X

Install Ruby Gems

Generate Application Password

Course Author

Courtney Zhan

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