clojure
(defn hello-handler [request]
{:status 200
:headers {"Content-Type" "text/html"}
:body "Hello, Ring Core!"})
clojure
(def app
(fn [request]
(hello-handler request)))
clojure
(require '[ring.adapter.jetty :as jetty])
(jetty/run-jetty app {:port 3000})
