tomhicks

/*
Copy this into the console of any web page that is interactive and doesn't
do hard reloads. You will hear your DOM changes as different pitches of
audio.

I have found this interesting for debugging, but also fun to hear web pages
render like UIs do in movies.
*/

const audioCtx = new (window.AudioContext || window.webkitAudioContext)()

ProGM

Arel Cheatsheet on Steroids

A (more) complete cheatsheet for Arel, including NamedFunction functions, raw SQL and window functions.

Tables

posts = Arel::Table.new(:posts)
posts = Post.arel_table # ActiveRecord

Table alias

qrush

class ApplicationJob < ActiveJob::Base
  around_perform do |job, block|
    Honeycomb.start_span(name: job.class.name) do |span|
      span.add_field 'type', 'worker'
      span.add_field 'queue.name', job.queue_name
      block.call
    end
  end
end

fernandoaleman

For MacOS Catalina, visit Install mysql2 on MacOS Catalina

Problem

Installing mysql2 gem errors on MacOS Mojave.

Solution

Make sure openssl is installed on Mac via Homebrew.

JasonTrue

Resources:

https://github.com/ankane/searchkick

Indexing

By default, simply adding the call 'searchkick' to a model will do an unclever indexing of all fields (but not has_many or belongs_to attributes).

In practice, you'll need to customize what gets indexed. This is done by defining a method on your model called search_data

def search_data

andrewvanbeek-okta

Change a devise app from scratch

video link here: https://drive.google.com/file/d/1S59pmFe-Cp_s8aJLMax296x4AN0x0naK/view?usp=sharing


Add these Gems to your Gemfile

gem 'omniauth-oktaoauth'
gem 'activerecord-session_store'

Chocksy

# FOR BUSY JOBS
# take the process_id from the /busy page in sidekiq and kill the longest running one.
workers = Sidekiq::Workers.new
long_process_id = 'integration.3:4:71111aaa111' # Eg: 'integration.3:4:71d1d7f4ef5a'
workers.each do |process_id, thread_id, work|
  process = Sidekiq::Process.new('identity' => process_id)
  process.stop! if process_id == long_process_id
end

# FOR SCHEDULED JOBS

VvanGemert

require 'sidekiq/api'

# BulkReindexer
module BulkReindexer
  def self.reindex_model(model, promote_and_clean = true)
    puts "Reindexing #{model.name}..."
    index = model.reindex(async: true, refresh_interval: '30s')
    puts "All jobs are in queue. Index name: #{index[:index_name]}"
    loop do
      # Check the size of queue

gwilczynski

require 'benchmark'
require 'benchmark/ips'
require 'ostruct'
require 'active_model'

BillingAddressStruct = Struct.new(:street, :city, :zipcode, :country, :state)

BillingAddressOpenStruct = OpenStruct

BillingAddressStructFromHash = Struct.new(:street, :city, :zipcode, :country, :state) do

dux

class DecoratorClone
  def initialize(model)
    @model = model
  end

  def method_missing(m, *args)
    raise NameError, "Decorator method '#{m}' not found" unless @model.respond_to?(m)
    @model.send(m, *args)
  end
end