takai

require 'rubygems'
require 'active_record'

ActiveRecord::Base.establish_connection('host' => 'localhost',
                                        'user' => 'root',
                                        'adapter' => 'mysql2',
                                        'read_timeout' => 1)
begin
  result = ActiveRecord::Base.connection.execute('select sleep(2)')
  result.each { |r| p r }

takai

development:
  adapter: mysql2
  encoding: utf8
  reconnect: false
  database: mysql_read_timeout_development
  pool: 5
  username: root
  password:
  socket: /tmp/mysql.sock

takai

;; GNU Emacs 23.3.1 (x86_64-apple-darwin11.1.0, NS apple-appkit-1138.00) of 2011-10-03
;; load-path
(setq load-path
      (append '("/usr/local/Cellar/emacs/23.3a/share/emacs/site-lisp/apel"
		"/usr/local/Cellar/emacs/23.3a/share/emacs/site-lisp/skk"
		"/Users/takai/Src/elisp/rinari"
		"/Users/takai/Src/elisp/rhtml"
		"/Users/takai/Src/elisp/haml-mode"
		"/Users/takai/Src/elisp/sass-mode"
		"/Users/takai/Src/elisp/coffee-mode"

takai

    <!-- =========================================================== -->
    <!-- Configure Request Log                                       -->
    <!-- Request logs  may be configured for the entire server here, -->
    <!-- or they can be configured for a specific web app in a       -->
    <!-- contexts configuration (see $(jetty.home)/contexts/test.xml -->
    <!-- for an example).                                            -->
    <!-- =========================================================== -->
    <Ref id="RequestLog">
      <Set name="requestLog">
        <New id="RequestLogImpl" class="org.mortbay.jetty.NCSARequestLog">

takai

バイナリログの表示
$ sudo mysqlbinlog --no-defaults --character-set=utf8 /var/lib/mysql/log-bin.000001

バイナリログのローテート
mysql> flush logs
もしくは
$ sudo pkill -HUP mysqld

takai

describe 'テスト対象' do
  context '状態' do
    describe 'テスト対象メソッド' do
      context '与える入力' do
        it '期待する出力'
      end
    end
  end
end

takai

describe SymbolStack do
  context 'when stack is empty' do
    its (:size) { should eq 0 }

    describe 'SymbolStack#push' do
      context 'with symbol' do
        it 'increments stack size' do
          expect { subject.push(:data) }.
            to change { subject.size }.from(0).to(1)
        end

takai

class StackEmptyError < StandardError
end
class StackOverflowError < StandardError
end

class SymbolStack
  def initialize
    @stack = []
  end

takai

require 'benchmark'
require 'set'

source = 100000.times.map { rand(100) }

n = 100
Benchmark.bm(5) do |x|
  x.report('uniq')  do n.times { source.uniq  } end
  x.report('uniq!') do n.times { source.uniq! } end
  x.report('set')   do n.times { Set.new(source) } end

takai

module Amida
  class App
    START_CHAR = 65

    def header(column)
      chars = (START_CHAR...(START_CHAR + column)).map(&:chr)
      chars.join('  ') + "\n" +
          bar_row_string(column)
    end