v0lkan

user web;

# One worker process per CPU core.
worker_processes 8;

# Also set
# /etc/security/limits.conf
#   web soft nofile 65535
#   web hard nofile 65535
# /etc/default/nginx

fanannan

Schemaの紹介	



Schemaとは
・Prismatic社製の型チェックライブラリ
・最新版は “0.2.1”

https://github.com/prismatic/schema

puredanger

(require 'clojure.core.async :refer :all)

(def MOVES [:rock :paper :scissors])
(def BEATS {:rock :scissors, :paper :rock, :scissors :paper})

(defn rand-player
  "Create a named player and return a channel to report moves."
  [name]
  (let [out (chan)]
    (go (while true (>! out [name (rand-nth MOVES)])))

avescodes

Check out README.md to get started editing Clojure with Emacs.

keikun17

$ jruby -v
jruby 1.6.8 (ruby-1.8.7-p357) (2012-09-18 1772b40) (Java HotSpot(TM) 64-Bit Server VM 1.7.0_02) [linux-amd64-java]

$ jruby -S gem --version
2.0.0

$ jruby -S gem install jruby-openssl
JRuby limited openssl loaded. http://jruby.org/openssl
gem install jruby-openssl for full support.
ERROR:  Loading command: install (LoadError)

awilmore

package com.awilmore.ioutils;

import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.nio.ByteBuffer;
import java.nio.channels.Channels;
import java.nio.channels.ReadableByteChannel;
import java.nio.channels.WritableByteChannel;

ghoseb

(defn scaffold
  "Print the ancestor method signatures of a given interface."
  [iface]
  (doseq [[iface methods] (->> iface
                               .getMethods
                               (map #(vector (.getName (.getDeclaringClass %))
                                             (symbol (.getName %))
                                             (count (.getParameterTypes %))))
                               (group-by first))]
    (println (str "  " iface))

juno

Install rbenv and ruby-build to Amazon Linux (cloud-init).

1. Copy & paste content of user-data.sh to EC2 RunInstances user-data
2. Then, logging in to EC2 instance as ec2-user and run install-ruby.sh.