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if [ -f "$rvm_path/scripts/rvm" ] && [ -f ".ruby-version" ]; then
  source "$rvm_path/scripts/rvm"
  if [ -f ".ruby-gemset" ]; then
    rvm use `cat .ruby-version`@`cat .ruby-gemset`
  else
    rvm use `cat .ruby-version`
  fi
fi

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# app/constraints/role_constraint.rb
class RoleConstraint
  def initialize(*roles)
    @roles = roles.map { |r| r.to_s }
  end

  def matches?(request)
    @roles.include? request.env['warden'].user(:user).try(:role)
  end
end

yesmeck

source 'https://rubygems.org'

gem 'rails', '4.0.0'
gem 'mysql2'
gem 'sass-rails', '~> 4.0.0'
gem 'uglifier', '>= 1.3.0'
gem 'coffee-rails', '~> 4.0.0'
gem 'jquery-rails'
#gem 'turbolinks'
gem 'jbuilder', '~> 1.2'

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Put pre-commit and han.yml under /path/to/project/.git/hooks.

yesmeck

*** buffer overflow detected ***: gvim terminated
======= Backtrace: =========
/usr/lib/libc.so.6(__fortify_fail+0x37)[0x7f681dd17e67]
/usr/lib/libc.so.6(+0xf9070)[0x7f681dd16070]
/usr/lib/libc.so.6(+0xfadd7)[0x7f681dd17dd7]
gvim[0x5206a5]
gvim(mch_call_shell+0x577)[0x522297]
gvim(call_shell+0x6d)[0x4ec86d]
gvim(do_shell+0xe3)[0x47bc33]
gvim(ex_make+0x298)[0x529b88]

yesmeck

# 更换身份
> telnet localhost 9051
AUTHENTICATE     
SETCONF ExitNodes={us}
SETCONF StrictNodes=1
SIGNAL NEWNYM
QUIT

Or

yesmeck

# 假设新建一个叫 core1 的 core

mkdir -p /path/to/core1/data

cd /path/to/project

cp -r `bundle show sunspot_solr`/solr/solr/conf /path/to/core1

bundle exec rake sunspot:solr:start

yesmeck

2,7c2,7
<   * actionmailer (3.2.13)
<   * actionpack (3.2.13)
<   * activemodel (3.2.13)
<   * activerecord (3.2.13)
<   * activeresource (3.2.13)
<   * activesupport (3.2.13)
---
>   * actionmailer (3.2.12)
>   * actionpack (3.2.12)

yesmeck

require 'open-uri'
require 'nokogiri'

code = 2904
doc = Nokogiri::HTML(open("http://just2.entrust.com.tw/z/zc/zca/zca_#{code}.djhtm"))
# 當前股價，既網頁中的收盤價
doc.css('table')[2].css('tr')[1].css('td').last.inner_text.to_f

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#!/usr/bin/env bash
apt-get -y update
apt-get -y install build-essential zlib1g-dev libssl-dev libreadline6-dev libyaml-dev ruby1.9.3
gem install chef ruby-shadow bundler --no-ri --no-rdoc