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def brain
  @brain ||= CalculatorBrain.new
end

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## 사용법

## 카미나리
## 오이짜응
## 제이쿼리

## Thor

## Ap

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<%= new_post_path(:foo=>"&&<?> ' == nil",:bar => 2) %>
/posts/new?bar=2&amp;foo=%26%26%3C%3F%3E+%27+%3D%3D+nil
<%= raw new_post_path(:foo=>"&&<?> ' == nil",:bar => 2) %>
/posts/new?bar=2&foo=%26%26%3C%3F%3E+%27+%3D%3D+ni

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git branch new_master
git checkout new_master
git branch -m master old_master
git branch -m new_master master
git branch -D old_master

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// Bad no-caching
$('#some-element').css({ 'background-color': '#FF0000' });
$('#some-element').html("I turned red");

// Good caching
var some_element = $('#some-element');

some_element.css({ 'background-color': '#FF0000' });
some_element.html("I turned red");

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when type
case 1
  Comment.all.length
case 2
  @comments = @post.comments.all
  @comments.length
case 3
  @post.comments.length  
end
     

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for i in $(cat .gitmodules|grep path\\b|sed 's/path = //')
  do cd $i
  git checkout master
  git pull
  1
done

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var ctx = { rate : 3 };
var sum = (new Function("rate", "a", "b", "return (a + b)*rate;")).bind(this,ctx.rate);
console.log( sum( 5, 7 ) ); // 36 출력

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#http://cjohansen.no/en/ruby/twibot_a_microframework_for_twitter_bots_in_ruby

require 'twibot'

{"keyword1"=> "message1",
"keyword2"=> "message2",
"keyword3"=> "message3",
"keyword4"=> "message4",
"keyword5"=> "message5",
"keyword6"=> "message6",

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//다른 오브젝트의 함수를 끌어다 쓸수있었네.
var cat, dog, setName;
setName = function(name) {
  return this.name = name;
};
cat = {};
cat.setName = setName;
dog = {};
cat.setName.apply(dog, ['yani']);
console.log(dog.name);    //yani