---
title: '42 выпуск 08 сезона. RuboCop 1.0, React v17.0, Node.js v15.0.0, Create React App 4.0, Ruby Perf Myths, JSDB, Fingerprintjs и прочее'
date: 2020-10-26
tags:
  - podcasts
audio_url: 'https://files.rwpod-assets.com/podcasts/08/0842.mp3'
audio_size: 45877537
duration: '00:44:06'
cover: '/images/covers/08/0842.webp'
---

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

## Ruby

- [RuboCop 1.0](https://metaredux.com/posts/2020/10/21/rubocop-1-0.html)
- [Ruby Perf Myths: GC and Concurrency](https://mailchi.mp/railsspeed/ruby-perf-myths-gc-and-concurrency?e=45f407dd66)
- [How We Estimate The Size of a Rails Application](https://www.fastruby.io/blog/rails/code-quality/how-we-estimate-rails-application-size.html)

- [Performance Benchmarks & Considerations between create_or_find_by & find_or_create_by](https://www.mayerdan.com/ruby/2020/10/22/ar-find_or_create)
- [Read-Only Mode For Better Rails Downtime](https://ctoomey.com/writing/read-only-mode-for-better-rails-downtime/)
- [Soft delete records with Paranoia](https://fullstackrubyonrails.com/blog/soft-delete-with-paranoia-gem-in-rails)

## Web

- [React v17.0](https://reactjs.org/blog/2020/10/20/react-v17.html)
- [Node.js v15.0.0 is here!](https://nodejs.medium.com/node-js-v15-0-0-is-here-deb00750f278)
- [Create React App 4.0](https://github.com/facebook/create-react-app/blob/master/CHANGELOG.md#400-2020-10-23)
- [Introducing Microsoft Edge preview builds for Linux](https://blogs.windows.com/msedgedev/2020/10/20/microsoft-edge-dev-linux/)

- [Introducing JSDB](https://ar.al/2020/10/20/introducing-jsdb/)
- [Fingerprintjs - modern & flexible browser fingerprinting library](https://github.com/fingerprintjs/fingerprintjs)
- [Pikaday - a refreshing JavaScript Datepicker - lightweight, no dependencies, modular CSS](https://github.com/Pikaday/Pikaday)
