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{ | |
"uuid": "901c6b9a-79f0-45c6-a129-f3ef246d92bf", | |
"type": "Homework", | |
"allowAccess": [ | |
{ | |
"mode": "Exam" | |
} | |
], | |
"title": "CBTF Orientation", | |
"set": "Practice Quiz", |
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function parse_git_branch { | |
git branch --no-color 2> /dev/null | sed -e '/^[^*]/d' -e 's/* \(.*\)/\1/' | |
} | |
export PS1="\[\033[1;34m\]\w[\$(parse_git_branch)]$\[\033[0m\] " |
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<!DOCTYPE html> | |
<html> | |
<head> | |
<title> RottenPotatoes! </title> | |
<link rel="stylesheet" href="https://getbootstrap.com/docs/4.0/dist/css/bootstrap.min.css"> | |
<%= javascript_include_tag :application %> | |
<%= csrf_meta_tags %> | |
</head> | |
<body> | |
<div class="container"> |
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# it would be nice if we could do this: | |
inception = Movie.where(:title => 'Inception') | |
alice,bob = Moviegoer.find(alice_id, bob_id) | |
# alice likes Inception, bob less so | |
alice_review = Review.new(:potatoes => 4) | |
bob_review = Review.new(:potatoes => 3) | |
# a movie has many reviews: | |
inception.reviews = [alice_review, bob_review] | |
# a moviegoer has many reviews: | |
alice.reviews << alice_review |
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<!DOCTYPE html> | |
<html> | |
<head> | |
<title> RottenPotatoes! </title> | |
<link rel="stylesheet" href="https://getbootstrap.com/docs/4.0/dist/css/bootstrap.min.css"> | |
<%= javascript_include_tag :application %> | |
<%= csrf_meta_tags %> | |
</head> | |
<body> | |
<div class="container"> |
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# it would be nice if we could do this: | |
inception = Movie.where(:title => 'Inception') | |
alice,bob = Moviegoer.find(alice_id, bob_id) | |
# alice likes Inception, bob less so | |
alice_review = Review.new(:potatoes => 4) | |
bob_review = Review.new(:potatoes => 3) | |
# a movie has many reviews: | |
inception.reviews = [alice_review, bob_review] | |
# a moviegoer has many reviews: | |
alice.reviews << alice_review |
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class MoviesController < ApplicationController | |
def index | |
@movies = Movie.all | |
@top_5 = Movie.joins(:reviews).group('movie_id'). | |
order("AVG(potatoes) DESC").limit(5) | |
end | |
end |
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<!-- a cacheable partial for top movies --> | |
<%- cache('top_moviegoers') do %> | |
<ul id="topmovies"> | |
<%- @top_5.each do |movie| %> | |
<li> <%= movie.name %> </li> | |
<% end %> | |
</ul> | |
<% end %> |
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class Moviegoer | |
attr_accessor :name, :street, :phone_number, :zipcode | |
validates :phone_number, # ... | |
validates :zipcode, # ... | |
def format_phone_number ; ... ; end | |
def check_zipcode ; ... ; end | |
def format_address(street, phone_number, zipcode) # data clump | |
# do formatting, calling format_phone_number and check_zipcode | |
end | |
end |
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class Config | |
def self.emailer | |
if email_disabled? then NullMailer else | |
if has_amiko? then Amiko else MailerMonkey end | |
end | |
end | |
end | |
class NullMailer | |
def initialize ; end | |
def send_email_to(*args) ; true ; end |
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