delba

class Item < ActiveRecord::Base
end

delba

group :development do
  gem 'guard'
  gem 'guard-minitest'
  gem 'terminal-notifier-guard'
end

delba

class ItemsController < ApplicationController
  def create
    @item = Item.create!(item_params)
    render json: @item
  end

private

  def item_params
    params.require(:item).permit(:name)

delba

scope :today, ->{ where('DATE(created_at) = ?', Date.today } # MySQL
scope :today, ->{ where('created_at::date = ?', Date.today } # PostgreSQL

Item.where(created_at: 5.days.ago..Date.today)

delba

def link_to_next(article)
  target = article.next || Article.new(date: Date.today)
  link_to "next", target.today? ? root_path : target
end

# do not initialize an Article 

def link_to_next(article)
  target = article.next
  link_to "next", target.try('!today?') ? target : root_path

delba

City =
  find: (location) ->
    promise = $.Deferred()
    $.ajax '/cities',
      data: q: location
      success: (result) ->
        promise.resolve result.city
      error: ->
        promise.reject 'invalid location'
    promise

delba

require 'test_helper'

class ArticleTest < ActiveSupport::TestCase
  test 'tested_class is Article' do
    assert_same Article, tested_class
  end
  
private

  def tested_class

delba

set nonumber
set relativenumber

function! ToggleNumber()
  if &relativenumber
    set number
    set norelativenumber
  else
    set nonumber
    set relativenumber

delba

# TL;DR

# verb(action, *args)
# verb(action, parameters, session, flash)


require 'test_helper'

class ProjectsControllerTest < ActionController::TestCase
  setup do

delba

class Club < ActiveRecord::Base
  def self.center
    @center ||= south_west.zip(north_east).map do |a|
      (a[0] + a[1]) / 2
    end
  end
  
  def self.south_west
    @south_west ||= [minimum(:lat), minimum(:lng)]
  end