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A comment on A Year in Clojure. Parent comment

Re:A Year in Clojure by Scarbutt on Sunday October 07, 2018 @08:09PM (#18163314)
Regarding nil, its considered bad practice to use it as values in maps.
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Re:A Year in Clojure by hellofunk on Sunday October 07, 2018 @08:20PM (#18163347)
Right, which is why I said “unexpected nils”.
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