Oh, I see you put the word "concurrency" in the subject but don't
mention it in your post. I guess my example isn't interesting for you,
then. You will get better responses if you put all relevant
information in the actual body - the subject is a space to summarize
the body, not to add to it.
On Sep 20, 9:08 am, Alan <a...@malloys.org> wrote:
> A few days ago I was thinking about how different it would be to write
> flip-map* in Java vs Clojure. A very simple, small program, but easy
> to see how Clojure can be more expressive.
>
> public static Map<V,K> flipMap(Map<K,V> map)
> {
> Map<V,K> result = new HashMap<V,K>(map.size());
> for (K key : map.keys()) {
> result.put(map.get(key), key);
> }
>
> return result;
>
> }
>
> (def flip-map #(apply zipmap ((juxt vals keys) %)))
>
> * Given a hash map, reverse its keys and values such that every K=>V
> pair in the input map becomes V=>K in the output. Naturally the values
> must be unique for this to work, so call that a precondition.
>
> On Sep 17, 2:47 pm, anderson_leite <anderson...@gmail.com> wrote:
>
> > I'm new to clojure, so sorry if this is a dummie question.
>
> > Studyng clojure I can understand the syntax and so on....but I would
> > like a real example comparing clojure and java.
>
> > Do you know some benchmark using first just java and than showing the
> > best results with clojure ?
>
>
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