metaskills

class User < ActiveRecord::Base  
  has_many :columns
  def as_json(options={})
    attributes.slice(:id, :email, :uuid).merge(:columns => columns)
  end
end

class Column < ActiveRecord::Base
  belongs_to :user
  has_many :boxes

justin

//
// OLD AND BUSTED
//

if ([self.zoomingDelegate respondsToSelector:@selector(zoomingWindow:didZoomOutViewController:)] == YES)
{
// Do something important.
}

//

robhurring

# ActiveRecord refuses to enable query caching _unless_ you have the following setup
#   1) you _must_ use ActiveRecord::Base.configurations to store your auth details
#   2) you _must_ include the ActiveRecord::QueryCache middleware
#   3) you _must_ inherit from the _Base_ connection -- abstract models don't 
#       cache without a bit of hacking, it only query caches anything from AR::Base

require 'sinatra'
require 'active_record'

# query caching requires that you use AR::Base.configurations to store your

poteto

// utils/computed/search.js
import Ember from 'ember';
var computed = Ember.computed;

export default function search(dependentKey, propertyKey, searchQueryKey, returnEmptyArray) {
  returnEmptyArray = (typeof returnEmptyArray === "undefined") ? false : returnEmptyArray;
  return computed("" + dependentKey + ".@each." + propertyKey, searchQueryKey, function() {
    var items, query;
    if (returnEmptyArray && !this.get(searchQueryKey)) {
      return Ember.A([]);

vincentbello

// General purpose timer service
import Ember from 'ember';

export default Ember.Service.extend({
  interval: 5000,

  // Schedules function `f` to be executed on interval
  schedule(f, interval) {
    const time = interval || this.get('interval');
    return Ember.run.later(this, function() {

jpo

# Terminal Progress Indicators. Four examples are included: percentage,
# spinner, progress bar, and combined. This script has been tested on
# Mac OS X 10.8 with Ruby 1.8.7, 1.9.1, 1.9.2, and 1.9.3

class Spinner
  include Enumerable
  def each
    loop do
      yield '|'
      yield '/'

joeyabanks

import SwiftUI
import PlaygroundSupport

struct whatsNewRow: View { 
    var icon: String
    var title: String
    var description: String
    var body: some View { 
        HStack (spacing: 24) { 

dkubb

cassettes

njvitto

#Deploy and rollback on Heroku in staging and production
task :deploy_staging => ['deploy:set_staging_app', 'deploy:push', 'deploy:restart', 'deploy:tag']
task :deploy_production => ['deploy:set_production_app', 'deploy:push', 'deploy:restart', 'deploy:tag']

namespace :deploy do
  PRODUCTION_APP = 'YOUR_PRODUCTION_APP_NAME_ON_HEROKU'
  STAGING_APP = 'YOUR_STAGING_APP_NAME_ON_HEROKU'

  task :staging_migrations => [:set_staging_app, :push, :off, :migrate, :restart, :on, :tag]
  task :staging_rollback => [:set_staging_app, :off, :push_previous, :restart, :on]

devonestes

# Step 1

def create_subscription(email, plan_id, payment_method_id) do
  with %User{customer_id: nil, name: name} = user <-
         Repo.get_by(User, email: email),
       {:ok, %Stripe.Customer{id: customer_id}} <-
         Stripe.Customer.create(%{
           name: name,
           email: email,
           payment_method: payment_method_id,