Hidenori Maehara maeharin

## config.ru
# original: http://blog.udzura.jp/2011/02/08/rack-one-liner-server-simpler/

Rack::Server.new.tap{|a|
  def a.app
    Rack::Directory.new(".")
  end
}.start

## gist:4459714
# url: http://bugs.ruby-lang.org/issues/show/1393

class C
  def to_a; [1,2]; end
  def to_ary; [3,4]; end
end

c = C.new

# implicit（暗黙）

## grep_or.sh
grep -rs 'STDERR' ./ | grep -E 'active|action|railties|sinatra|rack'

## diff_env.rb
#!/usr/local/bin/ruby

if ARGV.count < 1 || ARGV.count >= 2
    raise '引数が不正です！第1引数に比較したいファイル名を指定してください'
end

file_name = ARGV[0]

full_path = {}
full_path[:a] = File::expand_path(file_name)

## variable_function.php
<?php

class C
{
    public function foo() {
        echo "foo";
    }
}

$c = new C();

## basic.sh
find ./ -name 'filename'
grep -irs 'query' ./

## autosplit.sh
ruby -ane 'puts $F[0]' hoge.txt > hoge2.txt

## RackImitation.rb
#coding: utf-8

class M1
    def initialize(app)
        @app = app
    end

    def call(env)
        env = env + '1'
        res = @app.call(env)

## env.sh
ruby -r pp -e 'pp ENV.to_hash'

## yahoo.sh
ruby -r open-uri -e 'open("http://www.yahoo.co.jp") {|f| puts f.read.scan(/topics.+?>(.+?)</)}'
	# original: http://blog.udzura.jp/2011/02/08/rack-one-liner-server-simpler/

	Rack::Server.new.tap{\|a\|
	def a.app
	Rack::Directory.new(".")
	end
	}.start
	# url: http://bugs.ruby-lang.org/issues/show/1393

	class C
	def to_a; [1,2]; end
	def to_ary; [3,4]; end
	end

	c = C.new

	# implicit（暗黙）
	#!/usr/local/bin/ruby

	if ARGV.count < 1 \|\| ARGV.count >= 2
	raise '引数が不正です！第1引数に比較したいファイル名を指定してください'
	end

	file_name = ARGV[0]

	full_path = {}
	full_path[:a] = File::expand_path(file_name)
	<?php

	class C
	{
	public function foo() {
	echo "foo";
	}
	}

	$c = new C();
	#coding: utf-8

	class M1
	def initialize(app)
	@app = app
	end

	def call(env)
	env = env + '1'
	res = @app.call(env)