ipc103

Unit 6 Lesson 0 Problem Set

0. Describe, in as much detail as you can, what happens when you open up Google Chrome, type "marcylabschool.org" into the address bar, and press enter.

1. HTTP is a "stateless" protocol - what does this mean?

2. Given that HTTP is a stateless protocol, how do we build "stateful" web applications.

3. What is the difference between HTTP and HTTPS?

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class Person
  attr_accessor :name
end

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class Players < ActiveRecord::Base

end

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class CreatePlayers ActiveRecord::Migration 

  def change
    create_table :players do |p|
      p.string :name
      p.string :team
      p.string :position
      p.timestamps null: false #the timestamp simply keeps track of when our database was updated. 
    end
  end

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def an_awesome_method
  puts "This method is not awesome"
end

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check_a_random_number(make_a_random_number)
The random number is 61
That's a big number!
 => nil 

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def make_a_random_number
    number = rand(1..100)
    puts "The random number is #{number}"
    number
end

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check_a_random_number(make_a_random_number)
The random number is 4
NoMethodError: undefined method `>' for nil:NilClass
	from (irb):23:in `check_a_random_number'
	from (irb):27

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def check_a_random_number(number)
   puts "That's a big number!" if number > 50
   puts "That number's not that big!" if number <= 50
end

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def make_a_random_number
    number = rand(1..100)
    puts "The random number is #{number}"
end