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

Join our Live Career-Building Workshop: Launch Your Tech-Adjacent Career! ⭐ Register here!

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

Curious which AI tools Treehouse developers love? ⚙️ Check them out!

🫡 Treehouse for Military offers discounts to Veterans, service members and their families!

  • Treehouse Logo
  • Plans
    Chevron
    • For Individuals
    • For Businesses
    • For Schools
    • For Libraries
    • For Military
  • Library
    Chevron
    • All Courses
    • Tracks
  • Techdegree
    Chevron
    • Overview
    • Front End Development
    • Full Stack JavaScript
    • Data Analysis
    • UX Design
    • Python
  • Community
    Chevron
    • 100 Days of Code
    • Live Sessions
    • Code Adventures
    • Discord
    • Forum
    • Success Stories
    • Treehouse Links
  • 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
  • Overview Front End Web Development Full Stack JavaScript Python Development Data Analysis UX Design
  • 100 Days of Code Live Sessions Code Adventures Discord Forum Success Stories Treehouse Links
  • 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
      • • 21st Century Skills
      • • AI
      • • Android
      • • APIs
      • • Business
      • • C#
      • • Computer Science
      • • CSS
      • • Data Analysis
      • • Databases
      • • Design
      • • Development Tools
      • • Digital Literacy
      • • Equity, Diversity, and Inclusion (EDI)
      • • Go Language
      • • HTML
      • • Java
      • • JavaScript
      • • Learning Resources
      • • Machine Learning
      • • PHP
      • • Python
      • • Quality Assurance
      • • React
      • • Ruby
      • • Security
  • Raheem Sarcar
    Raheem Sarcar
    3,840 Points

    Quiz not registering my answer

    Posted December 9, 2023 10:17am by Raheem Sarcar
    Raheem Sarcar
    3,840 Points
    • Ruby
    • Ruby Basics
    • Numbers
    • Review

    1 Answer

  • Justin Guzman
    Justin Guzman
    464 Points

    Stuck on this one

    Posted January 18, 2023 8:51pm by Justin Guzman
    Justin Guzman
    464 Points
    • Ruby
    • Ruby Basics
    • Numbers
    • Numeric Types

    1 Answer

  • James Grupp
    James Grupp
    7,260 Points

    Multiply 25 times 3 and assign the result to a variable named product. Then divide 7 by 4 and assign the result to a var

    Posted August 31, 2020 7:01pm by James Grupp
    James Grupp
    7,260 Points
    • Ruby
    • Ruby Basics
    • Numbers
    • Math Operations

    1 Answer

  • Faisal Husseini
    Faisal Husseini
    4,668 Points

    how do you name the class

    Posted February 3, 2020 10:07pm by Faisal Husseini
    Faisal Husseini
    4,668 Points
    • Ruby
    • Ruby Basics
    • Numbers
    • Numeric Types

    1 Answer

  • Pui Lun Christin C Hebron
    Pui Lun Christin C Hebron
    5,693 Points

    We've assigned the string "123" to a variable named string. Take string, use a method to convert it to an integer, and s

    Posted January 18, 2020 2:36pm by Pui Lun Christin C Hebron
    Pui Lun Christin C Hebron
    5,693 Points
    • Ruby
    • Ruby Basics
    • Numbers
    • Converting Strings to Numbers

    1 Answer

  • Ronald Greer
    seal-mask
    .a{fill-rule:evenodd;}techdegree seal-36
    Ronald Greer
    Front End Web Development Techdegree Graduate 56,430 Points

    Ive been stuck on this ruby code challenge for a long time

    Posted November 27, 2019 12:45pm by Ronald Greer
    .a{fill-rule:evenodd;}techdegree seal-36
    Ronald Greer
    Front End Web Development Techdegree Graduate 56,430 Points
    • Ruby
    • Ruby Basics
    • Numbers
    • Math Operations

    1 Answer

  • Ronald Greer
    seal-mask
    .a{fill-rule:evenodd;}techdegree seal-36
    Ronald Greer
    Front End Web Development Techdegree Graduate 56,430 Points

    Can anyone help me this Ruby code challenge

    Posted March 8, 2019 4:40pm by Ronald Greer
    .a{fill-rule:evenodd;}techdegree seal-36
    Ronald Greer
    Front End Web Development Techdegree Graduate 56,430 Points
    • Ruby
    • Ruby Basics
    • Numbers
    • Numeric Types

    1 Answer

  • Saadia Fattah
    Saadia Fattah
    1,939 Points

    I don't understand why this says this

    Posted December 29, 2018 7:02pm by Saadia Fattah
    Saadia Fattah
    1,939 Points
    • Ruby
    • Ruby Basics
    • Numbers
    • Converting Strings to Numbers

    1 Answer

  • Saadia Fattah
    Saadia Fattah
    1,939 Points

    I tried both of these methods for the integer part,but for to_i say it is nil but when i try that it says unidentified

    Posted December 29, 2018 6:40pm by Saadia Fattah
    Saadia Fattah
    1,939 Points
    • Ruby
    • Ruby Basics
    • Numbers
    • Converting Strings to Numbers

    1 Answer

  • Saadia Fattah
    Saadia Fattah
    1,939 Points

    I don't understand why it's wrong.

    Posted December 29, 2018 6:01pm by Saadia Fattah
    Saadia Fattah
    1,939 Points
    • Ruby
    • Ruby Basics
    • Numbers
    • Math Operations

    2 Answers

  • Paris Lopez
    PLUS
    Paris Lopez
    Courses Plus Student 357 Points

    Assigning the number 2 to the variable 'integer'.

    Posted November 5, 2018 12:42am by Paris Lopez
    Paris Lopez
    Courses Plus Student 357 Points
    • Ruby
    • Ruby Basics
    • Numbers
    • Numeric Types

    1 Answer

  • Rhonda Goolsby
    Rhonda Goolsby
    6,992 Points

    string to integer

    Posted August 17, 2018 2:35pm by Rhonda Goolsby
    Rhonda Goolsby
    6,992 Points
    • Ruby
    • Ruby Basics
    • Numbers
    • Converting Strings to Numbers

    1 Answer

  • jamaleverett
    PLUS
    jamaleverett
    Courses Plus Student 510 Points

    okay this one really confused me. I understand the concepts in the video but how would I assign Fixnum or Float ?

    Posted June 21, 2018 7:14pm by jamaleverett
    jamaleverett
    Courses Plus Student 510 Points
    • Ruby
    • Ruby Basics
    • Numbers
    • Numeric Types

    1 Answer

  • Eudes Lima
    Eudes Lima
    4,046 Points

    Operator precedente question

    Posted June 1, 2018 1:30pm by Eudes Lima
    Eudes Lima
    4,046 Points
    • Ruby
    • Ruby Basics
    • Numbers
    • Operator Precedence

    3 Answers

  • Joseph Silva
    Joseph Silva
    2,140 Points

    We've assigned the string "123" to a variable named string. Take string, use a method to convert it to an integer, and s

    Posted March 9, 2018 7:25am by Joseph Silva
    Joseph Silva
    2,140 Points
    • Ruby
    • Ruby Basics
    • Numbers
    • Converting Strings to Numbers

    2 Answers

  • Ali .
    Ali .
    15,521 Points

    I need help, please.

    Posted October 27, 2017 3:00am by Ali .
    Ali .
    15,521 Points
    • Ruby
    • Ruby Basics
    • Numbers
    • Converting Strings to Numbers

    5 Answers

  • Jason Smith
    Jason Smith
    17,879 Points

    I can't seem to figure this code challenge out. I used the to_i to convert a string to an integer but...

    Posted October 18, 2017 9:00am by Jason Smith
    Jason Smith
    17,879 Points
    • Ruby
    • Ruby Basics
    • Numbers
    • Converting Strings to Numbers

    1 Answer

  • Alicja Dul
    Alicja Dul
    8,589 Points

    Challenge task 1 of 1 => We expected the "integer" variable to equal 123, but it was: nil

    Posted October 15, 2017 8:27pm by Alicja Dul
    Alicja Dul
    8,589 Points
    • Ruby
    • Ruby Basics
    • Numbers
    • Converting Strings to Numbers

    2 Answers

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

© 2024 Treehouse Island, Inc.