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function trickyToString(data, withComma) {
   var outStr = "";
   for( key in data ) {
     outStr = outStr + key;
     if(withComma) {
       outStr = outStr + "," + data[key];
     } else {
       outStr = outStr + ";" + data[key];
     }
     outStr = outStr + "\n";

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; copy from https://github.com/daveray/seesaw/blob/develop/src/seesaw/options.clj

(defrecord Option [name setter getter examples])

(defmacro bean-option 
  [name-arg target-type & [set-conv get-conv examples]]
  (let [[option-name bean-property-name] (split-bean-option-name name-arg)
        target (gensym "target")]
  `(Option. ~option-name 
      (fn [~(with-meta target {:tag target-type}) value#]

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(-> (frame :title    "Why Swing, why?"
           :on-close :exit
           :content  (label :text       "Hiya"
                            :border     5
                            :background "#888"
                            :foreground :blue))
    pack!
    show!)

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(bean (java.util.Date.))

{:seconds 40, :date 23, :class java.util.Date, 
 :minutes 47, :hours 21, :year 113, 
 :timezoneOffset -480, :month 1, :day 6, 
 :time 1361627260711}

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(ns com.example.bst)
; using {:val :left :right} as tree data structure

(defn node [val & [left right other]]
  {:val val :left left :right right :bag other})

(defn insert [parent i-node]
  (let [i-val (:val i-node)
        p-val (:val parent)
        side (cond (> i-val p-val) :left

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(defn mod3? [num] (= (mod num 3) 0))
(defn mod5? [num] (= (mod num 5) 0))
(defn fizzbuzz [num] (cond (and (mod3? num) (mod5? num)) "FizzBuzz"
                           (mod5? num) "Buzz"
                           (mod3? num) "Fizz"
                           :else num))

(map fizzbuzz (range 1 101))