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The latest version of the book is P1.0, released 19 days 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 (11-May-18)
#83088
PDF page: 22
In the "How Many Slots?" info box: "This enables the count function do its thing..." should probably be "This enables the count function to do its...more...
  • Reported in: P1.0 (20-May-18)
#83114
Paper page: 30
In the sidebar "Associative Vectors" it is stated that dissoc works on vectors. I do not think that this is correct. user=> (dissoc [0 1 2] 1) j...more...
  • Reported in: P1.0 (15-May-18)
#83095
PDF page: 51
The print-any-args function is defined as (defn print-any-args [& args] (println "My arguments are:" args)) and the console output I see for invoking ...more...
  • Reported in: P1.0 (15-May-18)
#83096
PDF page: 89
The redefinition of compute-area as (defn compute-area [diameter] (* PI radius (/ diameter 2.0))) gives me a compiler error: "Unable to resolve symbol...more...
  • Reported in: B3.0 (22-Apr-18)
#83035
PDF page: 179
This function did not work for me: (defn n-gt-10-lt-100 [n] (s/and number? #(> n 10) #(< n 100))) When I removed the argument n and changed the n ...more...

Stuff To Be Considered in the Next Edition

  • Reported in: B3.0 (20-Feb-18)
#82792
PDF page: 70
It might be good to mention that nested function literals will give error message that confuse a novice (or a master, at first). A long function liter...more...
russ olsen says: It's a good point, but I think it will need to wait until the next edition.
  • Reported in: B3.0 (22-Feb-18)
#82815
PDF page: 178
"Note also that while clojure.spec is well integrated with Clojure, it is delivered as a separate library. Thus if you are using Leiningen you will ...more...
russ olsen says: I think I'm going to leave this as is given that at least for a while people will be using various versions of Clojure.