4mitch

(use 'clojure.pprint)
(import 'java.lang.Thread)
(-> (Thread/currentThread) (.getContextClassLoader) (.getURLs) (seq) (pprint))

4mitch

;; put this into profiles.clj in ~/.lein folder
{:user  {:jvm-opts ^:replace ["-Xmx3G"]
         :plugins [[cider/cider-nrepl "0.19.0-SNAPSHOT"]
                   [refactor-nrepl "2.4.0"]
                   [lein-ancient "0.6.15"]
                   [jonase/eastwood "0.3.3"]
                   [lein-pprint "1.2.0"]
                   [lein-try "0.4.3"]
                   [lein-cloverage "1.0.13"]]
         :middleware [cider-nrepl.plugin/middleware

4mitch

Clojure REPL in java

Dependencies

<dependencies>
  <dependency>
    <groupId>org.clojure</groupId>
    <artifactId>clojure</artifactId>
    <version>1.8.0</version>
 

4mitch

package nl.avisi.jira;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.DisposableBean;
import org.springframework.beans.factory.InitializingBean;

import com.atlassian.jira.component.ComponentAccessor;

import clojure.java.api.Clojure;

4mitch

;;
;; NS CHEATSHEET
;;
;; * :require makes functions available with a namespace prefix
;;  and optionally can refer functions to the current ns.
;;
;; * :import refers Java classes to the current namespace.
;;
;; * :refer-clojure affects availability of built-in (clojure.core)
;;   functions.

4mitch

(defn subtask+ []
  (js/Promise. (fn [resolve]
                   (js/setTimeout #(resolve :success) 5000)))
 )

(defn main []
  (-> (subtask+)
      (.then  (fn [result] (println "Got " result) ))
      (.catch (fn [e] (println "Shit happend! " e )) )
  ))

4mitch

(->>
  '(1 2 3 4)
  (map #(Math/pow % 2))
  (partition 2)
  (map println)
  dorun
)

4mitch

1. Установить VirtualBox

2. Скачать docker machine, прописать в path

3. Выполнить docker-machine create -d virtualbox --virtualbox-boot2docker-url https://releases.rancher.com/os/latest/rancheros.iso --virtualbox-memory "2048" VM4DOCKERNAME (VM4DOCKERNAME as you wish)

4. Проверить докер-vm docker-machine ls

5. Работа с docker
   5.1. Заходим в докер-vm

4mitch

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Paragraph

4mitch

(let [q 6
      n 10]
 (/ (* q
       (- 1 
          (js/Math.pow q n)))
    (- 1 q)
 )
)