---
title: 22 выпуск 02 сезона. Rails 4.0.6, 4.1.2, Mongoid 4.0.0, Lotus, N+1 Problem, Web Starter Kit, Odyssey.js, CDNperf, Mailin и прочее
date: 2014-06-29
tags:
  - podcasts
audio_url: 'https://files.rwpod-assets.com/podcasts/02/0222.mp3'
audio_size: 59444142
duration: '01:01:52'
cover: '/images/covers/02/0222.webp'
---

Добрый день уважаемые слушатели. Представляем новый выпуск подкаста RWpod. В этом выпуске:

## Ruby

- Релизы [Rails 4.0.6, 4.1.2](http://weblog.rubyonrails.org/2014/6/26/Rails-4-1-2-and-4-0-6-has-been-released/) и [Mongoid 4.0.0](https://github.com/mongoid/mongoid/blob/master/CHANGELOG.md#400)
- [Introducing Lotus](http://lucaguidi.com/2014/06/23/introducing-lotus.html)
- [Improve Rails performance by adding a few gems](http://marianposaceanu.com/articles/improve-rails-performance-by-adding-a-few-gems)
- [N+1 Problem: Optimized Counts with Joins and Custom Select](https://www.youtube.com/watch?v=rJg3I-leoo4)
- [FastAttributes](https://github.com/applift/fast_attributes), [WWTD](https://github.com/grosser/wwtd), [Rack-secure-upload - upload files securely](https://github.com/dtaniwaki/rack-secure-upload) и [Paloma - page-specific javascript for Rails](https://github.com/kbparagua/paloma)

## JavaScript

- [Web Starter Kit](https://developers.google.com/web/starter-kit/) ([Get up and Running](http://webdesign.tutsplus.com/tutorials/get-up-and-running-with-google-web-starter-kit--cms-21495)) и [Chrome Dev Editor](https://github.com/dart-lang/chromedeveditor)
- [Google I/O 2014 за 4 минуты](https://www.youtube.com/watch?v=bxHKRM9win0), [Polymer and Web Components](https://www.youtube.com/watch?v=8OJ7ih8EE7s)
- [jQuery: Now Ideal For Low Bandwidth](https://www.youtube.com/watch?v=3_bqLynJpWg), [Redemption from Callback Hell](https://www.youtube.com/watch?v=hf1T_AONQJU), [Автоматизация фронтенда](http://tohtml.it/post/90068569218)
- [Tips to Help You Level Up Your Sass](http://www.sitepoint.com/tips-help-level-up-sass/), [Odyssey.js](http://cartodb.github.io/odyssey.js/), [Smallworld.js](http://mikefowler.me/smallworld.js/)
- [CDNperf - finds you fast and reliable JavaScript CDNs](http://www.cdnperf.com/), [Mailin - a node.js smtp server that listens for emails, parses them and posts them as json](http://mailin.io/), [Epoch - a general purpose real-time charting library](http://fastly.github.io/epoch/)
- [Faster user-land reimplementations for several common builtin native JavaScript functions](https://github.com/codemix/fast.js), [Replaces console.warn with less-vague name](https://github.com/abeisgreat/-_-.js)
