niku

/usr/local% git diff
git diff
diff --git a/Library/Formula/poppler.rb b/Library/Formula/poppler.rb
index 79f8e4f..70088b6 100644
--- a/Library/Formula/poppler.rb
+++ b/Library/Formula/poppler.rb
@@ -31,6 +31,9 @@ class Poppler < Formula
     args = ["--disable-dependency-tracking", "--prefix=#{prefix}"]
     args << "--disable-poppler-qt4" unless ARGV.include? "--with-qt4"
     args << "--enable-xpdf-headers" if ARGV.include? "--enable-xpdf-headers"

niku

/usr/local/Library/Formula% cd
cd
/Users/niku% cd /usr/local
cd /usr/local
/usr/local% git diff
git diff
diff --git a/Library/Formula/poppler.rb b/Library/Formula/poppler.rb
index 79f8e4f..8aa211c 100644
--- a/Library/Formula/poppler.rb
+++ b/Library/Formula/poppler.rb

niku

/Users/niku% ruby --version
ruby 1.9.2p180 (2011-02-18 revision 30909) [x86_64-darwin10.7.0]
/Users/niku% curl -H host:pow localhost/config.json                                                          
{"bin":"/Users/niku/Library/Application Support/Pow/Versions/0.3.1/bin/pow","dstPort":80,"httpPort":20559,"dnsPort":20560,"timeout":900,"workers":2,"domains":["dev"],"extDomains":[],"hostRoot":"/Users/niku/Library/Application Support/Pow/Hosts","logRoot":"/Users/niku/Library/Logs/Pow","rvmPath":"/Users/niku/.rvm/scripts/rvm"}
/Users/niku% mkdir lint_test
/Users/niku% echo "require 'rack'\nrequire 'rack/lobster'\n\nuse Rack::Lint\nrun Rack::Lobster.new\n" > lint_test/config.ru
/Users/niku% cat lint_test/config.ru
require 'rack'
require 'rack/lobster'

niku

class Foo
  def block
    yield if block_given?
  end
  def call &b
    b.call if b
  end
end

Foo.new.send(:block) { 'block called' } # => "block called"

niku

require 'rspec'

class Foo
  def bar
    if block_given?
      yield(1)
      yield(2)
    end
  end
end

niku

require 'rspec'

class Int
  attr_reader :count
  def initialize
    @count = 0
  end
  def increment
    @count += 1
  end

niku

require 'rspec'

class Foo
  def bar &block
    block.call(:called) if block
    :done
  end
end

# Foo.new.bar{ |m| p m }

niku

require 'rspec'

class Foo
  attr_reader :ary
  def initialize
    @ary = []
    @num = 0
  end
  def update
    @ary << @num

niku

require 'rspec'

class Foo
  def my_fork
    fork do
      p 'forked once'
    end
  end
  def my_fork_double
    fork do

niku

# -*- coding: utf-8 -*-
require 'rspec'

class LRUCache
  attr_reader :order, :capacity

  def initialize(capacity)
    @capacity = capacity
    @order = []
    @hash = {}