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

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

#!/bin/bash

if [ `uname -m` = "x86_64" ]; then
    ARCH="linux64"
else
    ARCH="linux32"
fi

#AEGIS_UPDATE_SITE="http://update.aegis.aliyun.com"
AEGIS_UPDATE_SITE="http://aegis.oss.aliyuncs.com"

perfectfoolish

#!/usr/bin/env ruby

## for mac
#/Users/git/.rvm/rubies/ruby-1.9.3-p385/bin/ruby
require_relative '../lib/gitlab_init'

#
# GitLab shell, invoked from ~/.ssh/authorized_keys
#

perfectfoolish

#!/user/bin/env bash

on_die() {
  echo 
  echo byebye proxy
  echo 
  networksetup -setsocksfirewallproxystate "Ethernet 2" off #close the proxy 
  # the name can be "wifi" or "Ethernet 1", just see what is listed in "network preference"
}

perfectfoolish

require 'find'
puts ""
puts "-----------------------File Search-----------------------------------"
puts ""
print "Enter the search path    : "
searchpath = gets
searchpath = searchpath.chomp
puts ""
print "Enter the search pattern : "
pattern = gets

perfectfoolish

require 'rubygems'
require 'rubyzip'
require 'find'
require 'zip/zip'

puts ""
puts "------------------File Search and Zip-----------------------------"
puts ""
print "Enter the search path    : "
searchpath = gets

perfectfoolish

# Be sure to restart your server when you modify this file.

# Your secret key is used for verifying the integrity of signed cookies.
# If you change this key, all old signed cookies will become invalid!

# Make sure the secret is at least 30 characters and all random,
# no regular words or you'll be exposed to dictionary attacks.
# You can use `rake secret` to generate a secure secret key.

# Make sure your secret_key_base is kept private