Hassan Ejaz

howto · 2025-03-11

How to Combined Comparison Operator <=> in Ruby

This tutorial demonstrates how to use the combined comparison operator <=> in Ruby. Learn about its functionality, applications in sorting arrays, and how to implement it in custom classes for effective comparisons. Explore code examples and detailed explanations to master this essential Ruby operator.

howto · 2025-03-11

How to Use the Freeze Method in Ruby

This tutorial demonstrates how the freeze method in Ruby works. Learn to manage object mutability effectively with practical examples and explanations. Discover how freezing strings, arrays, and hashes can enhance the integrity of your Ruby applications. Explore best practices and practical use cases for using the freeze method in your code.

howto · 2025-03-11

Assertions in Ruby

This tutorial explores assertions in Ruby, explaining their importance in testing and how to implement them using popular frameworks like RSpec and Minitest. Learn best practices for writing effective assertions and enhance your Ruby programming skills today.

howto · 2025-03-11

YAML in Ruby

This tutorial demonstrates how YAML works in Ruby, covering how to read, write, and manipulate YAML files effectively. Learn the importance of YAML in Ruby applications and enhance your coding practices with this comprehensive guide. Whether you're a beginner or an experienced developer, understanding YAML can streamline your data handling processes.

howto · 2025-03-11

How to Change Ruby Version on Mac

Learn how to change the Ruby version on your Mac effortlessly. This comprehensive guide covers methods using RVM, rbenv, and Bundler, ensuring you can switch Ruby versions based on your project requirements. Discover the flexibility of managing Ruby environments today.

howto · 2025-03-11

The or Operator in Ruby

This tutorial demonstrates how to use the or operator in Ruby. Learn about its syntax, functionality, and practical applications in your Ruby projects. Discover how to combine conditions and provide fallback values effectively. Whether you're a beginner or an experienced developer, this guide will enhance your understanding of the or operator, making your code cleaner and more efficient.

howto · 2025-03-11

Double Colon :: Operator in Ruby

This tutorial demonstrates how to use the double colon operator in Ruby. Learn to access constants, classes, and methods effectively with practical examples and clear explanations. Enhance your Ruby programming skills and improve code organization by mastering this essential operator. Perfect for beginners and experienced developers alike.

howto · 2025-03-11

The not Keyword in Ruby

Explore the not keyword in Ruby and learn how to use it effectively in your coding practices. This article provides clear examples and explanations to help you understand its application in logical expressions and conditional statements. Enhance your Ruby skills and improve code readability with practical insights into the not keyword.

howto · 2025-03-11

Array.shift() in Ruby

Discover the functionality of Array.shift() in Ruby with our comprehensive guide. Learn how this method removes the first element from an array, its applications, and practical examples. Enhance your Ruby programming skills by understanding how to use Array.shift() effectively in various scenarios. Perfect for developers looking to streamline array management.

howto · 2025-03-04

How to Read Files in Ruby

This tutorial demonstrates how to read files in Ruby, covering methods such as reading line by line, loading the entire file, and storing lines in an array. Learn essential techniques and see clear examples to enhance your Ruby file handling skills. Whether you're a beginner or looking to refresh your knowledge, this guide will equip you with the necessary tools to manage file operations effectively.

howto · 2025-03-04

How to Delete File in Ruby

This comprehensive tutorial teaches you how to delete files in Ruby using methods like File.delete and FileUtils.rm. Learn effective error handling techniques and best practices for managing file deletions in your Ruby applications. Whether you're cleaning up temporary files or managing logs, this guide provides clear code examples and detailed explanations to help you master file deletions with ease.

howto · 2025-03-04

How to Create a File in Ruby

Learn how to create a file in Ruby with our comprehensive guide. Explore various methods including the File class, FileUtils module, and IO class. Get clear code examples and detailed explanations to enhance your Ruby programming skills. Perfect for beginners and experienced developers alike.

howto · 2025-02-26

How to Update Ruby With Homebrew

Learn how to update Ruby using Homebrew with this comprehensive guide. We cover everything from checking your current Ruby version to managing multiple Ruby installations. Keep your development environment up-to-date and secure with these easy steps. Perfect for both beginners and experienced developers.

howto · 2025-02-26

1e18 in Ruby

Learn about 1E18 in Ruby, a large number represented in scientific notation. This article explains how to work with 1E18 using direct assignment, integer representation, and mathematical operations. Discover practical examples and enhance your programming skills with Ruby's flexibility in handling large numbers.

howto · 2024-02-15

How to Get Current Time in UTC in Ruby

This tutorial demonstrates how Time.now in Ruby works to get current time.

howto · 2024-02-15

Fibonacci Sequence in Ruby

This tutorial demonstrates what the Fibonacci sequence is in Ruby.

howto · 2024-02-12

How to Get Substring in Ruby

This tutorial demonstrates how to get a substring in Ruby.

howto · 2024-02-02

How to Convert String to Integer in Ruby

We will demonstrate the different ways to convert string to integers in Ruby.