kei-s

package main

import "code.google.com/p/go-tour/pic"

func Pic(dx, dy int) [][]uint8 {
    pic := make([][]uint8, dy)
    for y := range pic {
        pic[y] = make([]uint8, dx)
        for x := range pic[y] {
            pic[y][x] = uint8(x^y)

kei-s

package main

import (
    "fmt"
    "math"
)

func Sqrt(x float64) float64 {
    z := 1.0
    for {

kei-s

# coding: utf-8

class KaraokeMachine
  NOTES = %w(C C# D D# E F F# G G# A A# B)

  def initialize(melody)
    @melody = parse(melody)
  end

  def transpose(amount)

kei-s

require 'aws-sdk'

logger = Logger.new('elb_status.log')

ACCESS_KEY = 'foo'
SECRET_ACCESS_KEY = 'bar'
LB = 'baz'

health = AWS::ELB.new(access_key_id: ACCESS_KEY, secret_access_key: SECRET_ACCESS_KEY, elb_endpoint: 'elasticloadbalancing.ap-northeast-1.amazonaws.com').load_balancers[LB].instances.health

kei-s

puts <<🍺
\u{1F37A}
🍺

kei-s

require 'bundler/setup'
require 'opencv'
include OpenCV

if ARGV.length < 2
  puts "Usage: ruby #{__FILE__} source dest"
  exit
end

kei-s

@roles.each do |name, role|
  role.servers.each do |server|
    logger.info server.to_s, name
  end
end

kei-s

# Catch DB connection error by exception_notification(https://github.com/smartinez87/exception_notification)

Sample::Application.configure do
  #...
  config.middleware.insert_before ActiveRecord::ConnectionAdapters::ConnectionManagement, ExceptionNotifier,
    # settings for exception_notification
  end
end

kei-s

Mountain Lion, homebrew, imagemagick, update

convert -v が通るようになれば imagemagick アップデート完了なのでステップ毎にチェック。

imagemagick に関係しないものもあるかも。

1. brew doctor で warning なくなるまで対応

   brew install autoconf fontconfig freetype libpng p11-kit とか

kei-s

use strict;
class Foo
    public static void main(String[] @args)

    bar :: Foo -> String
    def bar(self):
        @args.inject(result, (function(elem) do
            my $str = htmlspecialchars(elem)
            result += $str