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# markdown files
MARKDOWNS = $(wildcard *.md)
# converted textiles
TEXTILES = $(patsubst %.md,%.textile,$(MARKDOWNS))

all: $(TEXTILES)

README.textile: README.md
	@echo 'skipping README.textile conversion'

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import java.text.SimpleDateFormat;
import java.util.Calendar;
import java.util.Date;
import java.util.GregorianCalendar;

public class MyClass {
    public static void main(String args[]) {
        
        // Don be afraid that add(DAY_OF〜, value) makes no differences
        

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$ gem install aws-sdk
Fetching: jmespath-1.3.1.gem (100%)
ERROR:  While executing gem ... (Gem::FilePermissionError)
    You don't have write permissions for the /Library/Ruby/Gems/2.3.0 directory.
$ which ruby
/usr/bin/ruby
$ which gem
/usr/bin/gem
$ brew install rbenv ruby-build
$ rbenv install --list

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//
// check if array is empty or nil
//

class Example {
  func check(_ array: [String]?) {
    if (array ?? []).isEmpty == true {
      print("array is empty or nil")
    } else {
      print("array is not empty or nil")

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2016/01/01,元日
2016/01/11,成人の日
2016/02/11,建国記念の日
2016/03/20,春分の日
2016/04/29,昭和の日
2016/05/03,憲法記念日
2016/05/04,みどりの日
2016/05/05,こどもの日
2016/07/18,海の日
2016/08/11,山の日

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React.js環境構築（未完）

VSCodeの導入

• VSCodeをインストール
• View Command Palette...(⇧⌘P or F1) -> Configure Language -> "ja" を "en" に変更保存して再起動すると英語化
• View -> Extensions(⇧⌘X) -> @sort:installs vim でVim拡張導入

VSCodeの操作や設定など

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call accelerate#map('nv', 'e', '<C-u>', 'repeat("\<C-u>", v:count1)')
call accelerate#map('nv', 'e', '<C-d>', 'repeat("\<C-d>", v:count1)')

call accelerate#map('nv', '', 'j', 'gj')
call accelerate#map('nv', '', 'k', 'gk')
call accelerate#map('nv', '', 'h', 'h')
call accelerate#map('nv', 'e', 'l', 'foldclosed(line(".")) != -1 ? "zo" : "l"')

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git branch | awk '/^*/{print $2}' | xargs -I% git push origin %
こんな感じでなんとか出来ないだろうか

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# encoding: utf-8
namespace :mysql do

  desc 'backup mysql database'
  task :backup => :environment do

    filename = "#{Rails.root}/config/database.yml"
    config = YAML::load(File.open(filename))[Rails.env]

    if config.nil?

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require "net/http"
require "net/https"
require "uri"
require "rexml/document"

class NicoLiveException < StandardError; end

class NicoLive
  attr_accessor :mail_tel, :password