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The latest version of the book is P1.0, released 10 months ago. If you've bought a PDF of the book and would like to update it to this version (for free), visit your home page.

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  • Typo
  • Tech. error
  • Suggestion
  • Maybe next edition
  • Not a problem
  • Reported in: P1.0 (08-Apr-18)
PDF page: 3
Book's example: list = [1, 2, 3, 4] List.delete_at(list, -1) # => [4] My iex result: iex(1)> list = [1, 2, 3, 4] [1, 2, 3, 4] iex(2)> List.d...more...
  • Reported in: P1.0 (02-Mar-18)
Paper page: 22
This sentence: " That’s why the anonymous function can’t see the make_answer variable: it was defined after the function-creation expression" Shou...more...
  • Reported in: P1.0 (08-Dec-18)
Paper page: 31
In the last exercise of the "Your Turn" section there is the following sentence: The boxes can’t have fewer matchstick that they can hold; they mus...more...