• Home
  • Free Trial
  • Sign In
  • Techdegree
  • Tracks
  • Library
  • Community
  • Support
    • Newest
      • Newest
      • Active
      • Unanswered
      • Featured
    • All Topics
      • All Topics
      • • General Discussion
      • • 21st Century Skills
      • • Android
      • • APIs
      • • Business
      • • C#
      • • Computer Science
      • • CSS
      • • Data Analysis
      • • Databases
      • • Design
      • • Development Tools
      • • Digital Literacy
      • • Equity, Diversity, and Inclusion (EDI)
      • • Go
      • • HTML
      • • Java
      • • JavaScript
      • • Learning Resources
      • • Machine Learning
      • • PHP
      • • Python
      • • Quality Assurance
      • • Ruby
      • • Security
  • Jasper Peijer
    Jasper Peijer
    45,009 Points

    I simply can't figure out what to do

    Posted June 28, 2020 8:29pm by Jasper Peijer
    Jasper Peijer
    45,009 Points
    • Ruby
    • Active Record Associations in Rails
    • More Association Options
    • Polymorphic "Belongs To" Associations

    1 Answer

  • Nicolás Melgarejo
    Nicolás Melgarejo
    11,490 Points

    Hi Community! I can't understand what is wrong in my code

    Posted January 15, 2020 6:41pm by Nicolás Melgarejo
    Nicolás Melgarejo
    11,490 Points
    • Ruby
    • Active Record Associations in Rails
    • More Association Options
    • A Migration for a Polymorphic Association

    1 Answer

  • Muhammad sharifi
    Muhammad sharifi
    4,454 Points

    anyone can tell me the correct command?

    Posted May 24, 2019 2:48pm by Muhammad sharifi
    Muhammad sharifi
    4,454 Points
    • Ruby
    • Active Record Associations in Rails
    • More Association Options
    • A Migration for a Polymorphic Association

    3 Answers

  • Muhammad sharifi
    Muhammad sharifi
    4,454 Points

    We need to be able to specify that a Part model belongs to either a Car or a Truck (which we will refer to as "vehicles"

    Posted May 23, 2019 8:32pm by Muhammad sharifi
    Muhammad sharifi
    4,454 Points
    • Ruby
    • Active Record Associations in Rails
    • More Association Options
    • A Migration for a Polymorphic Association

    1 Answer

  • John Stratton
    John Stratton
    18,726 Points

    Is this challenge broken?

    Posted August 16, 2018 11:15pm by John Stratton
    John Stratton
    18,726 Points
    • Ruby
    • Active Record Associations in Rails
    • More Association Options
    • A Migration for a Polymorphic Association

    1 Answer

  • Natalie Tan
    Natalie Tan
    25,519 Points

    Poloymorphic Options in Rails

    Posted April 7, 2018 12:17pm by Natalie Tan
    Natalie Tan
    25,519 Points
    • Ruby
    • Active Record Associations in Rails
    • More Association Options
    • Polymorphic Options

    1 Answer

  • bessiebarnes
    bessiebarnes
    84,800 Points

    How do I Update the Car and Truck model classes so that each is treated as a "vehicle" which has_many Part instances?

    Posted February 19, 2018 11:26pm by bessiebarnes
    bessiebarnes
    84,800 Points
    • Ruby
    • Active Record Associations in Rails
    • More Association Options
    • Polymorphic "Has Many" Associations

    2 Answers

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

Treehouse Logo
Our mission is to bring affordable technology education to people everywhere in order to help them achieve their dreams and change the world.
Company
Careers
Contact
Library
Tracks
Community
Stories
Perks
Affiliate Program
Treehouse for Libraries
Topics
HTML
CSS
Design
JavaScript
Ruby
View all 24 Topics
Tracks
Front End Web Development
Full Stack JavaScript
Beginning Python
UX: Interaction Design
Digital Literacy
View all 42 Tracks
  • Twitter
  • YouTube
  • FaceBook
  • LinkedIn
  • Instagram
  • About Treehouse
  • Blog
  • Shop
  • Privacy Policy
  • Terms & Conditions
  • © 2021 Treehouse Island, Inc.