🤑 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
  • David Richardson
    David Richardson
    775 Points

    Challange Task 1 last section of Objective C course. How do I see the answer, I can't get my code to match.

    Posted December 22, 2018 2:10am by David Richardson
    David Richardson
    775 Points
    • iOS
    • Object-Oriented Objective-C
    • Tying it All Together
    • Cumulative Review

    0 Answers

  • Christian A. Castro
    Christian A. Castro
    30,501 Points

    When the loop finishes running, the value of 'average' should be the average of the values contained in temp. HELP!!

    Posted October 1, 2017 5:28am by Christian A. Castro
    Christian A. Castro
    30,501 Points
    • iOS
    • Object-Oriented Objective-C
    • Tying it All Together
    • Cumulative Review

    1 Answer

  • Luis Paulino
    PLUS
    Luis Paulino
    Courses Plus Student 1,779 Points

    I've tried everything, I don't want to, but should I switch rails?

    Posted September 12, 2017 1:38pm by Luis Paulino
    Luis Paulino
    Courses Plus Student 1,779 Points
    • iOS
    • Object-Oriented Objective-C
    • Tying it All Together
    • Cumulative Review

    1 Answer

  • Luis Paulino
    PLUS
    Luis Paulino
    Courses Plus Student 1,779 Points

    how do I perform divisions on my average

    Posted August 12, 2017 8:29pm by Luis Paulino
    Luis Paulino
    Courses Plus Student 1,779 Points
    • iOS
    • Object-Oriented Objective-C
    • Tying it All Together
    • Cumulative Review

    0 Answers

  • Luis Paulino
    PLUS
    Luis Paulino
    Courses Plus Student 1,779 Points

    I know my problem is inside the for in loop, what can I do to improve the code?

    Posted July 7, 2017 4:03pm by Luis Paulino
    Luis Paulino
    Courses Plus Student 1,779 Points
    • iOS
    • Object-Oriented Objective-C
    • Tying it All Together
    • Cumulative Review

    1 Answer

  • Luis Paulino
    PLUS
    Luis Paulino
    Courses Plus Student 1,779 Points

    how do i confirm my divisions???

    Posted June 27, 2017 2:57pm by Luis Paulino
    Luis Paulino
    Courses Plus Student 1,779 Points
    • iOS
    • Object-Oriented Objective-C
    • Tying it All Together
    • Cumulative Review

    1 Answer

  • Luis Paulino
    PLUS
    Luis Paulino
    Courses Plus Student 1,779 Points

    help, I'm not sure what's wrong with the grammar of the code.

    Posted June 21, 2017 1:29pm by Luis Paulino
    Luis Paulino
    Courses Plus Student 1,779 Points
    • iOS
    • Object-Oriented Objective-C
    • Tying it All Together
    • Cumulative Review

    1 Answer

  • Luis Paulino
    PLUS
    Luis Paulino
    Courses Plus Student 1,779 Points

    Umm...help?

    Posted May 31, 2017 12:49pm by Luis Paulino
    Luis Paulino
    Courses Plus Student 1,779 Points
    • iOS
    • Object-Oriented Objective-C
    • Tying it All Together
    • Cumulative Review

    1 Answer

  • Luis Paulino
    PLUS
    Luis Paulino
    Courses Plus Student 1,779 Points

    Can someone please help, I've tried some many things!!!

    Posted May 30, 2017 2:32pm by Luis Paulino
    Luis Paulino
    Courses Plus Student 1,779 Points
    • iOS
    • Object-Oriented Objective-C
    • Tying it All Together
    • Cumulative Review

    0 Answers

  • Luis Paulino
    PLUS
    Luis Paulino
    Courses Plus Student 1,779 Points

    more like this???

    Posted May 10, 2017 3:26pm by Luis Paulino
    Luis Paulino
    Courses Plus Student 1,779 Points
    • iOS
    • Object-Oriented Objective-C
    • Tying it All Together
    • Cumulative Review

    0 Answers

  • Luis Paulino
    PLUS
    Luis Paulino
    Courses Plus Student 1,779 Points

    What am I doing wrong??????? lmao

    Posted May 10, 2017 3:06pm by Luis Paulino
    Luis Paulino
    Courses Plus Student 1,779 Points
    • iOS
    • Object-Oriented Objective-C
    • Tying it All Together
    • Cumulative Review

    0 Answers

  • Luis Paulino
    PLUS
    Luis Paulino
    Courses Plus Student 1,779 Points

    Maybe like this???

    Posted May 5, 2017 12:53pm by Luis Paulino
    Luis Paulino
    Courses Plus Student 1,779 Points
    • iOS
    • Object-Oriented Objective-C
    • Tying it All Together
    • Cumulative Review

    1 Answer

  • Luis Paulino
    PLUS
    Luis Paulino
    Courses Plus Student 1,779 Points

    Okay, I'm a little confused???

    Posted May 5, 2017 12:23pm by Luis Paulino
    Luis Paulino
    Courses Plus Student 1,779 Points
    • iOS
    • Object-Oriented Objective-C
    • Tying it All Together
    • Cumulative Review

    0 Answers

  • Calvin Hu
    Calvin Hu
    670 Points

    How to find average using for in loop

    Posted March 29, 2017 10:42pm by Calvin Hu
    Calvin Hu
    670 Points
    • iOS
    • Object-Oriented Objective-C
    • Tying it All Together
    • Cumulative Review

    1 Answer

  • Sara Worth
    Sara Worth
    5,225 Points

    Array of NSNumbers

    Posted November 26, 2016 3:42am by Sara Worth
    Sara Worth
    5,225 Points
    • iOS
    • Object-Oriented Objective-C
    • Tying it All Together
    • Cumulative Review

    1 Answer

  • Jeremiah Radich
    Jeremiah Radich
    772 Points

    I can not figure out the challenge is there a way I can view the answer?

    Posted November 20, 2016 11:58pm by Jeremiah Radich
    Jeremiah Radich
    772 Points
    • iOS
    • Object-Oriented Objective-C
    • Tying it All Together
    • Cumulative Review

    1 Answer

  • Borja Navarro
    Borja Navarro
    2,015 Points

    Something is wrong with the compilation...

    Posted October 19, 2016 11:25am by Borja Navarro
    Borja Navarro
    2,015 Points
    • iOS
    • Object-Oriented Objective-C
    • Tying it All Together
    • Cumulative Review

    0 Answers

  • Dave Gill
    Dave Gill
    2,401 Points

    This challenge constantly comes up with too many compiler errors even when there is no code to preview.

    Posted October 4, 2016 7:59pm by Dave Gill
    Dave Gill
    2,401 Points
    • iOS
    • Object-Oriented Objective-C
    • Tying it All Together
    • Cumulative Review

    1 Answer

  • Alex Wilson
    Alex Wilson
    1,935 Points

    How to find the average of an array?

    Posted July 14, 2016 12:32pm by Alex Wilson
    Alex Wilson
    1,935 Points
    • iOS
    • Object-Oriented Objective-C
    • Tying it All Together
    • Cumulative Review

    1 Answer

  • jackgeraghty
    jackgeraghty
    531 Points

    It wont let me pass

    Posted June 24, 2016 3:32pm by jackgeraghty
    jackgeraghty
    531 Points
    • iOS
    • Object-Oriented Objective-C
    • Tying it All Together
    • Cumulative Review

    1 Answer

  • Rohan Bedi
    Rohan Bedi
    1,286 Points

    how to convert NSNumber to a float value?

    Posted June 12, 2016 2:58pm by Rohan Bedi
    Rohan Bedi
    1,286 Points
    • iOS
    • Object-Oriented Objective-C
    • Tying it All Together
    • Cumulative Review

    1 Answer

  • Gundra Kiran
    PLUS
    Gundra Kiran
    Courses Plus Student 5,931 Points

    Please guide me

    Posted June 9, 2016 5:28pm by Gundra Kiran
    Gundra Kiran
    Courses Plus Student 5,931 Points
    • iOS
    • Object-Oriented Objective-C
    • Tying it All Together
    • Cumulative Review

    1 Answer

  • Andre Robinson
    PLUS
    Andre Robinson
    Courses Plus Student 6,057 Points

    Please help

    Posted May 18, 2016 5:22am by Andre Robinson
    Andre Robinson
    Courses Plus Student 6,057 Points
    • iOS
    • Object-Oriented Objective-C
    • Tying it All Together
    • Cumulative Review

    2 Answers

  • Andre Robinson
    PLUS
    Andre Robinson
    Courses Plus Student 6,057 Points

    please help

    Posted May 18, 2016 4:11am by Andre Robinson
    Andre Robinson
    Courses Plus Student 6,057 Points
    • iOS
    • Object-Oriented Objective-C
    • Tying it All Together
    • Cumulative Review

    0 Answers

  • Andre Robinson
    PLUS
    Andre Robinson
    Courses Plus Student 6,057 Points

    Need help

    Posted May 17, 2016 11:06pm by Andre Robinson
    Andre Robinson
    Courses Plus Student 6,057 Points
    • iOS
    • Object-Oriented Objective-C
    • Tying it All Together
    • Cumulative Review

    1 Answer

  • Sam Adams
    Sam Adams
    1,213 Points

    Struggling to convert the NSNumbers from an NSArray into floats that can then be used with other floats.

    Posted May 3, 2016 9:31am by Sam Adams
    Sam Adams
    1,213 Points
    • iOS
    • Object-Oriented Objective-C
    • Tying it All Together
    • Cumulative Review

    1 Answer

  • Michael Castro
    Michael Castro
    11,959 Points

    Finding the average of NSNumbers in an array with a for loop.

    Posted March 30, 2016 7:56pm by Michael Castro
    Michael Castro
    11,959 Points
    • iOS
    • Object-Oriented Objective-C
    • Tying it All Together
    • Cumulative Review

    1 Answer

  • davema
    davema
    2,836 Points

    What is the correct answer?

    Posted March 16, 2016 9:42pm by davema
    davema
    2,836 Points
    • iOS
    • Object-Oriented Objective-C
    • Tying it All Together
    • Cumulative Review

    3 Answers

  • James Lee
    James Lee
    3,302 Points

    how to initial array in oc?

    Posted March 13, 2016 5:51pm by James Lee
    James Lee
    3,302 Points
    • iOS
    • Object-Oriented Objective-C
    • Tying it All Together
    • Cumulative Review

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

© 2024 Treehouse Island, Inc.