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  • Girri M Palaniyapan
    Girri M Palaniyapan
    7,829 Points

    Why isn't my playground's results panel displaying any results?

    Posted July 22, 2015 4:11pm by Girri M Palaniyapan
    Girri M Palaniyapan
    7,829 Points
    • iOS
    • Build a Simple iPhone App with Swift
    • Getting Started with Xcode
    • Recap of Swift Basics

    1 Answer

  • Kevin Gary
    Kevin Gary
    3,788 Points

    optional

    Posted May 22, 2015 4:56pm by Kevin Gary
    Kevin Gary
    3,788 Points
    • iOS
    • Build a Simple iPhone App with Swift
    • Getting Started with Xcode
    • Recap of Swift Basics

    1 Answer

  • Jack Ferguson
    Jack Ferguson
    1,018 Points

    When I type optionalstring without the bang it still displays "hello" in the right bar. The bang doesn't do anything.

    Posted May 12, 2015 6:56pm by Jack Ferguson
    Jack Ferguson
    1,018 Points
    • iOS
    • Build a Simple iPhone App with Swift
    • Getting Started with Xcode
    • Recap of Swift Basics

    1 Answer

  • Scott Holmes
    Scott Holmes
    961 Points

    Xcode: No error displayed when altering a constant

    Posted October 10, 2014 2:03pm by Scott Holmes
    Scott Holmes
    961 Points
    • iOS
    • Build a Simple iPhone App with Swift
    • Getting Started with Xcode
    • Recap of Swift Basics

    3 Answers

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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.

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