✨ Earn college credits in Cybersecurity, JS, HTML, CSS and Python

🤑 Join the Treehouse affiliate program and earn 25% recurring commission!

New No-Code Track! 🚀start learning today!

🌟 Dreaming of a bright future? 🎓 Ask about the Treehouse Scholarship program! 🚀

✨ Earn college credits in Cybersecurity, JS, HTML, CSS and Python

🤑 Join the Treehouse affiliate program and earn 25% recurring commission!

  • Treehouse Logo
  • Plans
    Chevron
    • For Individuals
    • For Businesses
    • For Schools
    • For Libraries
    • For Military
  • Library
    Chevron
    • All Courses
    • Tracks
    • College Credit
  • Techdegree
    Chevron
    • Overview
    • Front End Development
    • Full Stack JavaScript
    • Data Analysis
    • UX Design
    • Python
  • Community
    Chevron
    • Code Adventures
    • Discord
    • Forum
    • Success Stories
    • Treehouse Links
    • 100 Days of Code
  • Resources
    Chevron
    • Career Toolbox
    • CodeForward
    • Free Treehouse Near Me
    • Jobs
    • Blog
    • Support
    • About
  • For Individuals For Businesses For Schools For Libraries For Military
  • All Courses Tracks College Credit
  • Overview Front End Web Development Full Stack JavaScript Python Development Data Analysis UX Design
  • Code Adventures Discord Forum Success Stories Treehouse Links 100 Days of Code
  • Career Toolbox CodeForward Free Treehouse Near Me Jobs Blog Support About
  • Sign In
  • Free Trial
Instagram Twitter Facebook YouTube LinkedIn
    • Newest
      • Newest
      • Active
      • Unanswered
      • Featured
    • All Topics
      • All Topics
      • • General Discussion
      • • AI
      • • Android
      • • APIs
      • • Coding for Kids
      • • College Credit
      • • Computer Science
      • • CSS
      • • Data Analysis
      • • Databases
      • • Design
      • • Development Tools
      • • Digital Literacy
      • • Game Development
      • • Go Language
      • • HTML
      • • Java
      • • JavaScript
      • • Learning Resources
      • • Machine Learning
      • • No-Code
      • • PHP
      • • Professional Growth
      • • Python
      • • Quality Assurance
      • • React
      • • Ruby
      • • Security
      • • Swift
    • Showing results for:
    • Ruby
    • Ruby Objects and Classes
    • Ruby Objects and Classes
    • Close
  • Braedon Angel
    Braedon Angel
    16,718 Points

    please help me with this ruby

    Posted on Nov 6, 2024 by Braedon Angel
    Braedon Angel
    16,718 Points
    • Ruby
    • Ruby Objects and Classes
    • Ruby Objects and Classes
    • Instantiation

    1 Answer

  • Chris Griffin
    Chris Griffin
    185 Points

    what to do

    Posted on Feb 27, 2020 by Chris Griffin
    Chris Griffin
    185 Points
    • Ruby
    • Ruby Objects and Classes
    • Ruby Objects and Classes
    • Instantiation

    2 Answers

  • silva celso
    silva celso
    13,513 Points

    I would to reset and start a course which I have already completed. Is there a way to my course completely reset.

    Posted on Jul 28, 2018 by silva celso
    silva celso
    13,513 Points
    • Ruby
    • Ruby Objects and Classes
    • Ruby Objects and Classes
    • Ruby Classes

    1 Answer

  • Tiago Mendes
    PLUS
    Tiago Mendes
    Courses Plus Student 181 Points

    array = Array.new is retrieving error

    Posted on Jun 28, 2018 by Tiago Mendes
    Tiago Mendes
    Courses Plus Student 181 Points
    • Ruby
    • Ruby Objects and Classes
    • Ruby Objects and Classes
    • Instantiation

    1 Answer

  • Jan Oberreiter
    Jan Oberreiter
    78,020 Points

    I would appreciate any help so much, I am stuck on this question for hours now and cannot move on.

    Posted on Apr 25, 2018 by Jan Oberreiter
    Jan Oberreiter
    78,020 Points
    • Ruby
    • Ruby Objects and Classes
    • Ruby Objects and Classes
    • Creating and Instantiating a Class

    3 Answers

  • victor manda
    PLUS
    victor manda
    Courses Plus Student 2,479 Points

    How to work with respond_to?

    Posted on Jan 31, 2018 by victor manda
    victor manda
    Courses Plus Student 2,479 Points
    • Ruby
    • Ruby Objects and Classes
    • Ruby Objects and Classes
    • Asking Objects Questions

    1 Answer

  • Ali .
    Ali .
    15,522 Points

    I need help, PLZ.

    Posted on Oct 29, 2017 by Ali .
    Ali .
    15,522 Points
    • Ruby
    • Ruby Objects and Classes
    • Ruby Objects and Classes
    • Asking Objects Questions

    2 Answers

  • Ward Madoyan
    Ward Madoyan
    2,380 Points

    #whats wrong?

    Posted on Jul 23, 2017 by Ward Madoyan
    Ward Madoyan
    2,380 Points
    • Ruby
    • Ruby Objects and Classes
    • Ruby Objects and Classes
    • Instantiation

    1 Answer

  • Nathan DeWaele
    Nathan DeWaele
    1,815 Points

    what am I doing wrong here? array = String.new{}

    Posted on Jul 17, 2017 by Nathan DeWaele
    Nathan DeWaele
    1,815 Points
    • Ruby
    • Ruby Objects and Classes
    • Ruby Objects and Classes
    • Instantiation

    1 Answer

  • Bridget Jones
    Bridget Jones
    2,711 Points

    Is the array class supposed to inherit from the String class in Task 1? I wrote the answer to Task 2 in similar fashion.

    Posted on Jun 21, 2017 by Bridget Jones
    Bridget Jones
    2,711 Points
    • Ruby
    • Ruby Objects and Classes
    • Ruby Objects and Classes
    • Instantiation

    1 Answer

  • Eric xiao
    Eric xiao
    2,060 Points

    Your answer is wrong.

    Posted on Jun 2, 2017 by Eric xiao
    Eric xiao
    2,060 Points
    • Ruby
    • Ruby Objects and Classes
    • Ruby Objects and Classes
    • Instantiation

    2 Answers

  • tinaf
    tinaf
    6,785 Points

    Ruby objects and classes: creating and instantiating classes

    Posted on Jan 1, 2017 by tinaf
    tinaf
    6,785 Points
    • Ruby
    • Ruby Objects and Classes
    • Ruby Objects and Classes
    • Creating and Instantiating a Class

    2 Answers

  • Kamala Jain
    Kamala Jain
    1,678 Points

    Without using the return keyword how the method in the class gave the string

    Posted on Dec 1, 2016 by Kamala Jain
    Kamala Jain
    1,678 Points
    • Ruby
    • Ruby Objects and Classes
    • Ruby Objects and Classes
    • Creating a Class

    2 Answers

  • MICHAEL P
    MICHAEL P
    5,191 Points

    How do I clear the "console" in Treehouse?

    Posted on Jun 27, 2016 by MICHAEL P
    MICHAEL P
    5,191 Points
    • Ruby
    • Ruby Objects and Classes
    • Ruby Objects and Classes
    • Instantiation

    3 Answers

  • Melanie Blazevic
    Melanie Blazevic
    5,329 Points

    respond_to? method, ask the string variable if it responds to the upcase method. Remember, the respond_to? method

    Posted on Apr 29, 2016 by Melanie Blazevic
    Melanie Blazevic
    5,329 Points
    • Ruby
    • Ruby Objects and Classes
    • Ruby Objects and Classes
    • Asking Objects Questions

    1 Answer

  • Alexander Mooney
    Alexander Mooney
    7,321 Points

    Does every class have an initialize method, and if so, does every class you create require one?

    Posted on Apr 20, 2016 by Alexander Mooney
    Alexander Mooney
    7,321 Points
    • Ruby
    • Ruby Objects and Classes
    • Ruby Objects and Classes
    • Instantiation

    1 Answer

  • Julius Marko
    Julius Marko
    3,335 Points

    Hi, this video does't work, i don't know why.

    Posted on Aug 10, 2015 by Julius Marko
    Julius Marko
    3,335 Points
    • Ruby
    • Ruby Objects and Classes
    • Ruby Objects and Classes
    • Ruby Objects

    2 Answers

  • Gad Levy
    Gad Levy
    2,224 Points

    help

    Posted on Jul 3, 2015 by Gad Levy
    Gad Levy
    2,224 Points
    • Ruby
    • Ruby Objects and Classes
    • Ruby Objects and Classes
    • Creating and Instantiating a Class

    1 Answer

  • Daniel Wise
    Daniel Wise
    9,119 Points

    Not sure how to start this

    Posted on Jun 21, 2015 by Daniel Wise
    Daniel Wise
    9,119 Points
    • Ruby
    • Ruby Objects and Classes
    • Ruby Objects and Classes
    • Creating and Instantiating a Class

    1 Answer

  • Sara Brothers
    Sara Brothers
    7,341 Points

    In this challenge it keeps looping back, why? What am I missing?

    Posted on Jun 1, 2015 by Sara Brothers
    Sara Brothers
    7,341 Points
    • Ruby
    • Ruby Objects and Classes
    • Ruby Objects and Classes
    • Instantiation

    1 Answer

  • Sara Brothers
    Sara Brothers
    7,341 Points

    Ruby Help

    Posted on May 27, 2015 by Sara Brothers
    Sara Brothers
    7,341 Points
    • Ruby
    • Ruby Objects and Classes
    • Ruby Objects and Classes
    • Instantiation

    3 Answers

  • Sara Brothers
    Sara Brothers
    7,341 Points

    Ruby Objects and Classes Challenge 2 of 2

    Posted on May 27, 2015 by Sara Brothers
    Sara Brothers
    7,341 Points
    • Ruby
    • Ruby Objects and Classes
    • Ruby Objects and Classes
    • Instantiation

    1 Answer

  • SY LOC
    SY LOC
    3,233 Points

    Using the respond_to? method, ask the string variable if it responds to the upcase method. Remember, the respond_to?

    Posted on May 24, 2015 by SY LOC
    SY LOC
    3,233 Points
    • Ruby
    • Ruby Objects and Classes
    • Ruby Objects and Classes
    • Asking Objects Questions

    1 Answer

  • Jim Harrold
    Jim Harrold
    2,927 Points

    Think it's bugged. Tried Array.new(), Array.new[], Array.new(array), Array.new[array], array = Array.new. Still stuck.

    Posted on Apr 28, 2015 by Jim Harrold
    Jim Harrold
    2,927 Points
    • Ruby
    • Ruby Objects and Classes
    • Ruby Objects and Classes
    • Instantiation

    5 Answers

  • dotz
    dotz
    6,733 Points

    Is there a way to call the puts method on all of the methods within in the class Name in this video?

    Posted on Mar 20, 2015 by dotz
    dotz
    6,733 Points
    • Ruby
    • Ruby Objects and Classes
    • Ruby Objects and Classes
    • Creating a Class

    1 Answer

  • Sydney Cohen
    Sydney Cohen
    2,909 Points

    Not sure what to do here: Instantiate an instance of the Name class and assign it to the variable name. This must come a

    Posted on Feb 26, 2015 by Sydney Cohen
    Sydney Cohen
    2,909 Points
    • Ruby
    • Ruby Objects and Classes
    • Ruby Objects and Classes
    • Creating and Instantiating a Class

    3 Answers

  • Noobs guru
    Noobs guru
    3,847 Points

    why doesnt this work

    Posted on Feb 8, 2015 by Noobs guru
    Noobs guru
    3,847 Points
    • Ruby
    • Ruby Objects and Classes
    • Ruby Objects and Classes
    • Instantiation

    1 Answer

Posting to the forum is only allowed for members with active accounts.
Please sign in or sign up to post.

    Treehouse

  • About
  • Blog
  • Careers
  • Community
  • Stories
  • Shop
  • Contact
  • Gift Card

See Full Catalogue

Techdegree

  • Front End Web Development
  • Full Stack JavaScript
  • Python Development
  • Data Analysis
  • UX Design

Tracks

  • Learn to Code for Beginners
  • Beginning Python
  • Beginning SQL
  • Beginning Java
  • ...see more

Courses

  • JavaScript Basics
  • Intro to HTML & CSS
  • Python Basics
  • CSS Layout
  • ...see more

Explore

  • Plans
  • Affiliates
  • Perks
  • Free Treehouse Near Me
  • Treehouse for Libraries
  • Treehouse for Businesses
  • Twitter
  • YouTube
  • Facebook
  • LinkedIn
  • Instagram
Terms & Conditions | Privacy

© 2025 Treehouse Island, Inc.