🤑 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
  • Denis Chernik
    PLUS
    Denis Chernik
    Courses Plus Student 5,351 Points

    Code files

    Posted June 19, 2015 12:50am by Denis Chernik
    Denis Chernik
    Courses Plus Student 5,351 Points
    • Ruby
    • Ruby Foundations
    • Procs & Lambdas
    • Working With Procs & Lambdas

    1 Answer

  • Matthew Main
    Matthew Main
    7,566 Points

    Error when running the procs versus lambdas test program

    Posted June 1, 2015 3:47pm by Matthew Main
    Matthew Main
    7,566 Points
    • Ruby
    • Ruby Foundations
    • Procs & Lambdas
    • Working With Procs & Lambdas

    3 Answers

  • Víctor Rico
    Víctor Rico
    17,808 Points

    Is this really a good example about why procs and lambdas are useful?

    Posted April 11, 2015 5:30pm by Víctor Rico
    Víctor Rico
    17,808 Points
    • Ruby
    • Ruby Foundations
    • Procs & Lambdas
    • Working With Procs & Lambdas

    0 Answers

  • Emmanuel Obi
    Emmanuel Obi
    14,912 Points

    Why does output from "return_from_labmda" method return the last line of the method?

    Posted February 6, 2015 2:02pm by Emmanuel Obi
    Emmanuel Obi
    14,912 Points
    • Ruby
    • Ruby Foundations
    • Procs & Lambdas
    • Working With Procs & Lambdas

    1 Answer

  • Jean Bae
    Jean Bae
    2,276 Points

    Clarification on the language and flow of the example within this video?

    Posted February 5, 2015 8:08pm by Jean Bae
    Jean Bae
    2,276 Points
    • Ruby
    • Ruby Foundations
    • Procs & Lambdas
    • Working With Procs & Lambdas

    3 Answers

  • Unsubscribed User
    Unsubscribed User
    3,309 Points

    Procs & Lambdas Extra Credit: How to write your class without using a class variable?

    Posted January 20, 2015 4:32pm by Unsubscribed User
    Unsubscribed User
    3,309 Points
    • Ruby
    • Ruby Foundations
    • Procs & Lambdas
    • Working With Procs & Lambdas

    2 Answers

  • Michael Guren
    Michael Guren
    5,195 Points

    Why not have set_variable accept two arguments (kind, val)?

    Posted December 24, 2014 5:39pm by Michael Guren
    Michael Guren
    5,195 Points
    • Ruby
    • Ruby Foundations
    • Procs & Lambdas
    • Working With Procs & Lambdas

    0 Answers

  • Jake Catt
    Jake Catt
    2,110 Points

    I think I copied the code exactly.. why am I getting nil instead of Title, Heading, and Body

    Posted December 9, 2014 5:49pm by Jake Catt
    Jake Catt
    2,110 Points
    • Ruby
    • Ruby Foundations
    • Procs & Lambdas
    • Working With Procs & Lambdas

    1 Answer

  • Boris Baskovec
    Boris Baskovec
    4,798 Points

    Why do you use the do method?

    Posted December 3, 2014 10:57am by Boris Baskovec
    Boris Baskovec
    4,798 Points
    • Ruby
    • Ruby Foundations
    • Procs & Lambdas
    • Working With Procs & Lambdas

    0 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.