We try to keep our books accurate, but sometimes mistakes creep in. This page lists the errors submitted by our astute readers. If you've found a new error, please submit it.

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Key: Typo Tech. Error Suggestion Not a problem Next edition

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(To find out what version you have, look at the copyright page, a few pages in from the front of the book. If it says (say) 'Second Printing', then here it'll be P2.0. If there are interim PDF releases in that printing, they'll be 2.1, 2.2, and so on.)

PDF Paper Description Found in Fixed in
29
#77900: scheduler.lua has a bug where actions scheduled for later prevent actions scheduled for earlier to be run. I believe this is because the `r...more...
P1.0
08-Dec-14
93

#78016: keyword 'data' was changed to 'type' in newer elm versions--Wolfgang Roesner

P1.0
05-Jan-15
94
#77994: import List (..) is required to get this example to work: > 1 :: 2 :: 3 :: []] Otherwise get an error:is required to get this example to wo...more...
P1.0
30-Dec-14
104

#77955: In the latest build of Elm 0.14 the term lift has been removed. It is now map.--Rene Rubalcava

P1.0
21-Dec-14
126

#77970: The 3rd paragraph reads:

[...] The third day will a little shorter [...]

missing "be":

[...] The third day will **BE** a little shorter [...]--Martino Visintin

P1.0
25-Dec-14
134
#78019: The third paragraph from the bottom begins "Elixir executed Rectangle.area/2, and then...". I think the arity of the function should be 1, tha...more...
P1.0
06-Jan-15
135
#78024: The key identifying the book title in the modified map in the middle of the page should be "title" not "book". That is, the map should read %{...more...
P1.0
06-Jan-15
176
#78118: The example of key handling in dictionary on that page defines: the_keys = keys(numbers) However, the following outputs of "collect(...)" ...more...
P1.0
29-Jan-15
179
#78000: In (2) near the end of the page it says numbers = [:one => 1, :two => 2] the_keys = keys(numbers) But the result in (3) collect(th...more...
P1.0
31-Dec-14
205
#77800: Chapter 5, Julia - Multidimensional arrays. In note #1, missing "eye(M,N)" from at the end of the following sentence: eye constructs the ...more...
B6.0
12-Nov-14