perfectfoolish

class Account
  attr_reader :name, :balance
  def initialize(name, balance=100)
    @name = name
    @balance = balance
  end
  
  def display_balance(pin_number)
    puts pin_number == pin ? "Balance: $#{@balance}." : pin_error
  end

perfectfoolish

class Person
  def initialize(name, age)
    @name = name
    @age = age
  end
  
  public    # This method can be called from outside the class.
  
  def about_me
    puts "I'm #{@name} and I'm #{@age} years old!"

perfectfoolish

class Machine
  @@users = {}
  
  def initialize(username, password)
    @username = username
    @password = password
    @@users[username] = password
    @files = {}
  end
  

perfectfoolish

$VERBOSE = nil    # We'll explain this at the end of the lesson.
require 'prime'   # This is a module. We'll cover these soon!

def first_n_primes(n)

  unless n.is_a? Integer
    return "n must be an integer."
  end

  if n <= 0

perfectfoolish

movies = {
  Memento: 3,
  Primer: 4,
  Ishtar: 1
}

puts "What would you like to do?"
puts "-- Type 'add' to add a movie."
puts "-- Type 'update' to update a movie."
puts "-- Type 'display' to display all movies."

perfectfoolish

#!/usr/bin/env bash

ssh -t [email protected] '
  source ~/.bash_login && cd ~/happycasts && \
  git pull && \
  bundle exec rake db:migrate RAILS_ENV=production; \
  bundle && bundle exec rake assets:precompile &&\
  touch tmp/restart.txt
'

perfectfoolish

#!/usr/bin/env bash

ssh -t [email protected] '
  source ~/.bash_login && cd ~/happycasts && \
  git pull && \
  bundle exec rake db:migrate RAILS_ENV=production; \
  bundle && bundle exec rake assets:precompile &&\
  touch tmp/restart.txt
'

perfectfoolish

#################################
#
#  本清单基于 ubuntu 12.04，
#  下个 ubuntu 的 LTS
#  发出来后，会相应更新这里的内容。我的目标是按步执行可以零错误完成安装。
#  注意，本文件只是一个清单，不是一个可以安全执行的脚本
#
#################################

# create a linode,login as root, and create a common user for all the tasks

perfectfoolish

#!/bin/bash

PS1="`whoami`@`hostname`:"'[$PWD]'
history
USER_IP=`who -u am i 2>/dev/null| awk '{print $NF}'|sed -e 's/[()]//g'`
if [ "$USER_IP" = "" ]
then
  USER_IP=`hostname`
fi
if [ ! -d /tmp/history ]

perfectfoolish

#!/bin/sh

ssh -t  haoqicat.com  "
  . .profile
  cd /home/peter/apps/onestep/
  git pull
  bundle
  rake db:migrate RAILS_ENV=production
  rake assets:precompile
  sudo apachectl graceful