Skip to main content

Notice: Workspaces are undergoing maintenance and are temporarily unavailable.

🚀 In our NEW AI Bootcamp you'll build a working app in 28 days, no experience required. Free to all subscription levels.

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

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

  • Treehouse Logo
    • For Individuals
    • For Businesses
    • For Schools
    • For Libraries
    • For Military
    • All Courses
    • Tracks
    • AI Bootcamp
    • College Credit
    • Techdegree Bootcamps
    • Front End Development
    • Full Stack JavaScript
    • Code Adventures
    • Discord
    • Forum
    • Success Stories
    • Treehouse Links
    • 100 Days of Code
    • Explore
    • Career Toolbox
    • Free Treehouse Near Me
    • Affiliates
    • Blog
    • Support
    • About
    • Learn
    • Beginner's Guide to Coding
    • Data Analysis with SQL & Python
    • Front-End Web Development
    • Python Programming Basics
    • Techdegree Bootcamp Overview
    • UX Design Fundamentals
    • AI Tools for Beginners
  • For Individuals For Businesses For Schools For Libraries For Military
  • All Courses Tracks AI Bootcamp College Credit
  • Techdegree Bootcamps Front End Web Development Full Stack JavaScript
  • Code Adventures Discord Forum Success Stories Treehouse Links 100 Days of Code
  • Explore Career Toolbox Free Treehouse Near Me Affiliates Blog Support About
    Learn Beginner's Guide to Coding Data Analysis with SQL & Python Front-End Web Development Python Programming Basics Techdegree Bootcamp Overview UX Design Fundamentals AI Tools for Beginners
  • Sign In
  • Free Trial
Instagram Twitter Facebook YouTube LinkedIn
Loading banner... Start your free trial at Treehouse
    • Newest
      • Newest
      • Active
      • Unanswered
      • Featured
    • All Topics
      • All Topics
      • • General Discussion
      • • AI
      • • 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
      • • Vibe Coding
  • alok kumar
    alok kumar
    7,368 Points

    not getting any option for action outlet when I tried to drag mouse on button in storyboard to viewcontroller.m

    Posted September 16, 2016 11:10am by alok kumar
    alok kumar
    7,368 Points
    • iOS
    • Build a Simple iPhone App with Objective-C
    • Views and View Controllers
    • IBOutlet

    1 Answer

  • Sathya vegunta
    Sathya vegunta
    4,061 Points

    Xcode is too slow,While running an App,My simulator takes more than 5 mins to show the data,

    Posted September 13, 2016 7:25am by Sathya vegunta
    Sathya vegunta
    4,061 Points
    • iOS
    • Build a Simple iPhone App with Objective-C
    • Views and View Controllers
    • IBOutlet

    1 Answer

  • Faisal Ali
    PLUS
    Faisal Ali
    Courses Plus Student 105 Points

    what does mean by self.Why we use self

    Posted June 25, 2015 5:03pm by Faisal Ali
    Faisal Ali
    Courses Plus Student 105 Points
    • iOS
    • Build a Simple iPhone App with Objective-C
    • Views and View Controllers
    • IBOutlet

    0 Answers

  • Shaun Kelly
    Shaun Kelly
    5,648 Points

    self??

    Posted March 18, 2015 10:03pm by Shaun Kelly
    Shaun Kelly
    5,648 Points
    • iOS
    • Build a Simple iPhone App with Objective-C
    • Views and View Controllers
    • IBOutlet

    1 Answer

  • KyungMoon Lee
    KyungMoon Lee
    202 Points

    Why is Label dragged to .h file and is Button dragged to .m file?

    Posted February 8, 2015 7:37am by KyungMoon Lee
    KyungMoon Lee
    202 Points
    • iOS
    • Build a Simple iPhone App with Objective-C
    • Views and View Controllers
    • IBOutlet

    0 Answers

  • Jack Davies
    Jack Davies
    382 Points

    Crashing?

    Posted January 27, 2015 12:16pm by Jack Davies
    Jack Davies
    382 Points
    • iOS
    • Build a Simple iPhone App with Objective-C
    • Views and View Controllers
    • IBOutlet

    2 Answers

  • Guyen Pham
    PLUS
    Guyen Pham
    Courses Plus Student 2,820 Points

    NSString

    Posted January 16, 2015 3:36pm by Guyen Pham
    Guyen Pham
    Courses Plus Student 2,820 Points
    • iOS
    • Build a Simple iPhone App with Objective-C
    • Views and View Controllers
    • IBOutlet

    1 Answer

  • David O.
    David O.
    935 Points

    I have a longer text than the default words, and it got cut off during the simulation when I pressed the button?

    Posted January 10, 2015 9:45pm by David O.
    David O.
    935 Points
    • iOS
    • Build a Simple iPhone App with Objective-C
    • Views and View Controllers
    • IBOutlet

    2 Answers

  • Thomas Lahoud
    Thomas Lahoud
    6,092 Points

    Why are outlets created in the header file instead of the implementation file?

    Posted January 2, 2015 10:34pm by Thomas Lahoud
    Thomas Lahoud
    6,092 Points
    • iOS
    • Build a Simple iPhone App with Objective-C
    • Views and View Controllers
    • IBOutlet

    2 Answers

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

Techdegree

  • Front End Web Development
  • Full Stack JavaScript
SEE ALL

Tracks

  • Learn to Code for Beginners
  • Beginning Python
  • Beginning SQL
  • Beginning Java
SEE ALL

Courses

  • JavaScript Basics
  • Intro to HTML & CSS
  • Python Basics
  • CSS Layout
SEE ALL

About Us

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

Explore

  • Plans
  • Affiliates
  • Perks
  • Shop
  • Free Treehouse Near Me
  • Treehouse for Libraries
  • Treehouse for Businesses

Treehouse is an online technology education platform founded in 2011. Treehouse offers more than 700 self-paced, video-based courses in web development, programming, data analysis, design, and AI, plus two project-based bootcamp programs in Front End Web Development and Full Stack JavaScript. Individual Treehouse plans start at $25 per month and include a 7-day free trial. Treehouse serves individual learners, businesses, schools, and public libraries. Cardholders at participating U.S. public libraries can use Treehouse for free. Select Treehouse courses, offered with University Pathways International, are recommended for college credit by ACE and NCCRS. Treehouse learners earn digital certificates for completed Tracks.

Terms & Conditions · Privacy · © 2026 Treehouse Island, Inc.
  • Twitter
  • YouTube
  • Facebook
  • LinkedIn
  • Instagram
  • Discord