shoyan

/*
* Object.create(): the New Way to Create Objects in JavaScript
* http://www.htmlgoodies.com/beyond/javascript/object.create-the-new-way-to-create-objects-in-javascript.html
*/


var Car2 = Object.create(null); //this is an empty object, like {}
Car2.prototype = {
  getInfo: function() {
    return 'A ' + this.color + ' ' + this.desc + '.';

shoyan

class WordList
  class << self
    def find(option = {})
      default_option = {limit: 10}.merge(option)
      option = default_option.merge(option)
      word_list_path = Rails.root.join('lib/word_list/config/')
      @word_list = []

      @file ||= YAML.load_file(word_list_path.to_s + file)

shoyan

# 外部の認証機構よりcallbackしたときにCSRFのチェックにひっかかってしまう問題への対処法
skip_before_filter :verify_authenticity_token, only: [ :callback ] 

shoyan

<?php
/*
 * static修飾子を使うとあたかもインスタンスのメンバ変数のような振る舞いができる
 */
class Hoge
{
    static $hoge = null;

    function add()
    {

shoyan

UPDATE class_A SET sex_code =1;

SELECT * FROM class_A;

UPDATE class_A SET sex_code = 2 WHERE id IN (3,4);

-- sex_codeをわかりやすく出力する
SELECT name,
CASE sex_code
WHEN 1 THEN 'Male'

shoyan

ascii = []
0x61.upto(0x7a){|a| ascii.push(a.chr) }
0.upto(9) {|num| ascii.push(num.to_s) }

list = []
ascii.each do |chr1|
  ascii.each do |chr2|
    ascii.each do |chr3|
      list.push(chr1 + chr2 + chr3)
    end 

shoyan

# encoding: utf-8

class PascalsTriangle
  @@count= 10
  @@list = []

  def create(list)
    sum = []
    i = 1
    while i < list.size

shoyan

#!/bin/sh

while true; do
  read -p "Do you wish to install this program? [y/n]" yn
  case $yn in
      [Yy] ) echo "Install!"; break;;
      [Nn] ) exit;;
      * ) echo "Please answer y or n.";;
  esac
done

shoyan

/*                                       
 * 単純挿入法で配列の値を昇順にソートする
 */                                      
                                         
var list = [8, 1, 3, 4, 9, 5],           
i = 1,                                   
j,                                       
tmp;                                     
                                         
for (i; i < list.length; i++) {          

shoyan

#encoding: utf-8                       
#                                      
# 単純挿入法で配列の値を昇順にソートする
#                                      
                                       
list = [8, 1, 3, 4, 9, 5]              
i = 1                                  
                                       
while i < list.size do                 
  j = i