yuki24

module OneLinerExamples
  # https://github.com/rack/rack/blob/f9ad97fd/lib/rack/request.rb#L150-L155
  def body            := get_header(RACK_INPUT)
  def script_name     := get_header(SCRIPT_NAME).to_s
  def script_name=(s) := set_header(SCRIPT_NAME, s.to_s)

  def path_info     := get_header(PATH_INFO).to_s
  def path_info=(s) := set_header(PATH_INFO, s.to_s)

  # https://github.com/rack/rack/blob/f9ad97fd/lib/rack/response.rb#L126-L129

yuki24

#
# Run this with `rails runner route_ast.rb`
#

Rails.application.routes.routes.each do |route|
  ast = route.ast

  # do stuff with AST...
end

yuki24

import { LitElement, html, customElement } from '@polymer/lit-element'

const NUMBER_OF_GRID = 12

const generateCss = (screenSize) => {
  return Array.apply(0, Array(NUMBER_OF_GRID)).map((element, index) => index + 1).map(num =>
    `
      :host([${screenSize}="${num}"]) {
        -ms-flex-preferred-size: ${(100 / NUMBER_OF_GRID) * num}%;
        flex-basis: ${(100 / NUMBER_OF_GRID) * num}%;

yuki24

# config/graphql.yml
development:
  sw_api:
      url: "https://example.com/graphql"
      schema_path: "path/to/schema.json"

# app/operations/sw_api/hero.graphql
query($episode: Episode) {
  hero(episode: $episode) {
    name

yuki24

require 'benchmark/ips'
require 'andpush'
require 'fcm'

server_key   = ENV.fetch('FCM_TEST_SERVER_KEY')
DEVICE_TOKEN = ENV.fetch('FCM_TEST_REGISTRATION_TOKEN')

FCM_CLIENT      = FCM.new(server_key)
PAYLOAD_FOR_FCM = { dry_run: true, notification: { title: "u", body: "y" } }

yuki24

require 'benchmark_driver'

Benchmark.driver do |x|
  x.prelude <<~RUBY
    METHODS = ''.methods
    INPUT   = 'start_with?'

    spell_checker = DidYouMean::SpellChecker.new(dictionary: METHODS)
  RUBY

yuki24

require 'json'
require 'securerandom'
require 'delegate'

class ObjectMapper < SimpleDelegator
  def self.parse(json_string, **opts)
    JSON.parse(json_string, object_class: JsonHash, create_additions: true, create_id: JSON_CREADE_ID, **opts)
  end

  JSON_CREADE_ID = SecureRandom.uuid.freeze

yuki24

require 'benchmark/ips'
require 'andpush'
require 'fcm'

server_key   = ENV.fetch('FCM_TEST_SERVER_KEY')
DEVICE_TOKEN = ENV.fetch('FCM_TEST_REGISTRATION_TOKEN')

FCM_CLIENT      = FCM.new(server_key)
PAYLOAD_FOR_FCM = { dry_run: true, notification: { title: "u", body: "y" } }

yuki24

def with_exceptions_app(enabled = true)
  org_show_detailed_exceptions = Rails.application.env_config['action_dispatch.show_detailed_exceptions']
  org_show_exceptions          = Rails.application.env_config['action_dispatch.show_exceptions']

  # This overrides the cached setting in Rails.application.config.consider_all_requests_local
  Rails.application.env_config['action_dispatch.show_detailed_exceptions'] = !enabled

  # Render templates instead of raising exceptions.
  Rails.application.env_config['action_dispatch.show_exceptions'] = enabled

yuki24

require 'json'
require 'open-uri'
require 'benchmark/ips'
require 'memory_profiler'

json = open('https://network.pivotal.io/api/v2/products').read

Benchmark.ips do |x|
  x.report('symbolize_names: false') { JSON.parse(json) }
  x.report('symbolize_names: true') { JSON.parse(json, symbolize_names: true) }