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  • Joshua Goss
    Joshua Goss
    5,714 Points

    Why can the instructor print "list" with interpolation before we've defined it with a value below? It's just okay?

    Posted May 28, 2021 3:47am by Joshua Goss
    Joshua Goss
    5,714 Points
    • Ruby
    • Ruby Collections
    • Build a Grocery List Program
    • Build a Grocery List Program: Part 3

    0 Answers

  • bfibbs
    bfibbs
    5,174 Points

    no implicit conversion of nil into String (TypeError)

    Posted April 24, 2021 9:05pm by bfibbs
    bfibbs
    5,174 Points
    • Ruby
    • Ruby Collections
    • Build a Grocery List Program
    • Build a Grocery List Program: Part 3

    1 Answer

  • Nick Evershed
    Nick Evershed
    6,429 Points

    Someone please explain this line of code

    Posted November 13, 2018 3:11pm by Nick Evershed
    Nick Evershed
    6,429 Points
    • Ruby
    • Ruby Collections
    • Build a Grocery List Program
    • Build a Grocery List Program: Part 3

    1 Answer

  • Shoko Ishigaki
    Shoko Ishigaki
    21,826 Points

    String concatenation and interpolation

    Posted October 9, 2018 4:00pm by Shoko Ishigaki
    Shoko Ishigaki
    21,826 Points
    • Ruby
    • Ruby Collections
    • Build a Grocery List Program
    • Build a Grocery List Program: Part 3

    1 Answer

  • nathanielcusano
    nathanielcusano
    9,808 Points

    I can't understand what is going on in this video..

    Posted March 23, 2017 5:20pm by nathanielcusano
    nathanielcusano
    9,808 Points
    • Ruby
    • Ruby Collections
    • Build a Grocery List Program
    • Build a Grocery List Program: Part 3

    3 Answers

  • darrell mayson
    darrell mayson
    5,215 Points

    Error thrown: "in `print_list': undefined method `each' for nil:NilClass (NoMethodError)"

    Posted September 28, 2016 11:10am by darrell mayson
    darrell mayson
    5,215 Points
    • Ruby
    • Ruby Collections
    • Build a Grocery List Program
    • Build a Grocery List Program: Part 3

    2 Answers

  • Kevin Liu
    Kevin Liu
    5,589 Points

    " " or ' ' Single quote or double quote?

    Posted August 27, 2016 1:56am by Kevin Liu
    Kevin Liu
    5,589 Points
    • Ruby
    • Ruby Collections
    • Build a Grocery List Program
    • Build a Grocery List Program: Part 3

    2 Answers

  • MICHAEL P
    MICHAEL P
    5,191 Points

    I don't understand why in the code, it is written "----" ; and later "---". Can someone please clear this up?

    Posted May 20, 2016 3:23am by MICHAEL P
    MICHAEL P
    5,191 Points
    • Ruby
    • Ruby Collections
    • Build a Grocery List Program
    • Build a Grocery List Program: Part 3

    2 Answers

  • Michael Lazarz
    Michael Lazarz
    15,135 Points

    Syntax Error: Unexpected Identifier expecting keyword_end

    Posted November 9, 2015 3:56am by Michael Lazarz
    Michael Lazarz
    15,135 Points
    • Ruby
    • Ruby Collections
    • Build a Grocery List Program
    • Build a Grocery List Program: Part 3

    2 Answers

  • Sean Flanagan
    Sean Flanagan
    33,235 Points

    "Undefined method" error message

    Posted August 29, 2015 6:57pm by Sean Flanagan
    Sean Flanagan
    33,235 Points
    • Ruby
    • Ruby Collections
    • Build a Grocery List Program
    • Build a Grocery List Program: Part 3

    1 Answer

  • Quanton poulo
    Quanton poulo
    6,361 Points

    I can't figure out why I am getting this error, Please Help!!

    Posted August 13, 2015 6:33pm by Quanton poulo
    Quanton poulo
    6,361 Points
    • Ruby
    • Ruby Collections
    • Build a Grocery List Program
    • Build a Grocery List Program: Part 3

    1 Answer

  • Asa Smith
    Asa Smith
    10,009 Points

    Undefined method 'push' I keep getting this error. Any idea why?

    Posted August 1, 2015 3:04pm by Asa Smith
    Asa Smith
    10,009 Points
    • Ruby
    • Ruby Collections
    • Build a Grocery List Program
    • Build a Grocery List Program: Part 3

    3 Answers

  • JJME Dynamos
    JJME Dynamos
    10,609 Points

    Build a Grocery List Ruby - Why do we need .to_s to display array

    Posted April 7, 2015 3:59pm by JJME Dynamos
    JJME Dynamos
    10,609 Points
    • Ruby
    • Ruby Collections
    • Build a Grocery List Program
    • Build a Grocery List Program: Part 3

    1 Answer

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