Created
November 2, 2015 15:09
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user=> (def stuff (atom [])) | |
#'user/stuff | |
user=> (swap! stuff merge 1) | |
[1] | |
user=> @stuff | |
[1] | |
user=> (future (do (Thread/sleep 5000) (reset! stuff []))) | |
#object[clojure.core$future_call$reify__6736 0x12f0293 {:status :pending, :val nil}] | |
user=> @stuff | |
[1] | |
user=> @stuff | |
[] | |
user=> |
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