#355: Build A Query Parser Using Ruby, Parslet, and Elasticsearch

This week's Ruby and Rails news Read this e-mail on the Web Ruby Weekly Issue 355 — June 29, 2017 RailsCasts All RailsCasts Episodes Now Freely Available Ryan Bates returns, offering all Pro and Revised RailsCasts episodes for free going forward. Christoph Lupprich Single File Rails Applications It’s possible to create a Rails app from a single file, including migrations, MVC resources, and tests. Richard Schneeman How to Write a Lock-Free Queue Following up on a previous post about building a queue mechanism, this post examines atomicity and lock-free code in Ruby. Redisgreen  Sponsored Highly available, scalable Redis See inside your database with large key detection, memory mapping, auto-scaling and more from RedisGreen Luke Francl Build A Query Parser Using Ruby, Parslet, and Elasticsearch A post on building a grammar and parse tree, complete with heuristics on top of Elasticsearch. Leigh Halliday Server Rendering React on Rails The art of doing server rendering for React components inside of Rails. Starr Horne Replacing a Complex Regular Expression with a Simple Parser When reg expressions become complex it may be a good idea to write a parser for your use case. Jobs Staff Full Stack Engineer in NYC (RoR + AngularJS)We’re a team of guitarists, surfers, cyclists, foodies, gamers, yogis, golfers… who together, are reshaping an industry. Join the fun. VTS Learning Platform Developer (Full stack, based in NYC)Join the core team for Big Think Edge, a disruptive content and analytics platform for organizational innovation and learning. Big Think Can't find the right job? Want companies to apply to you? Try Hired.com. In brief Rails 5.1.2 Released news And also 4.2.9.  Official Rails Blog How to troubleshoot Ruby apps tutorial Identify bottlenecks with end-to-end tracing. Correlate with 200+ technologies and alert on issues in real time.  Datadog  Sponsored A Rails 5.1 Deployment Checklist for Heroku tutorial  Fabio Akita Finding Readability of Text Using Odyssey tutorial A gem that can analyze the readability of text based on multiple well-known statistical test methods.  RedPanthers Working with Facebook Using Devise, Omniauth, Koala + Rails 5 tutorial  Ana Gonçalves Tips for Using FactoryGirl Without an ORM tutorial If you like FactoryGirl but aren’t using ActiveRecord, this post has done all the hard work for you.  Thoughtbot Building & Deploying Ruby Docker Images with CircleCI & Heroku tutorial  BackerKit An ActiveRecord after_commit Callback Gotcha tutorial If you’re going to use callbacks, you should know about this.  Greg Fisher Common Table Expressions in ActiveRecord: A Case Study of Quantiles tutorial  Sonny Michaud 6 Things I Learnt Today From Reading the Code of Popular Gems tutorial  Arkency Blog The 3 Tenets of Service Objects tutorial Services should have a single responsibility, a limited interface, and return meaningful values.  Rob Race 3 Hidden Costs of Metaprogramming tutorial  Black Bytes The Long Road from Capistrano to Kubernetes [PDF] tutorial Slides charting the ways of deploying Rails over the last decade.  PhraseApp Using Docker and Codeship for Ruby Development  In this eBook you'll learn how to develop and test a Ruby app with Docker Compose and to create a CI/CD pipeline using Codeship.  Codeship  Sponsored Quick Tip: How to Shorten Your IRB Prompt video  Stefan Wintermeyer‏ 11 Proposed Small Improvements For Ruby opinion The list includes replacing net/http and a JSON-esque ‘Ruby Object Notation’.  Tomasz Wegrzanowski Rufo: A Fast Ruby Code Formatter tools Follows this Ruby Style Guide and has some basic configuration options.  Ary Borenszweig HexaPDF 0.5.0, Now With Advanced Text Layout Support code Powerful PDF creation from Ruby.  Dexter: An Automatic Indexer for Postgres code Analyzes queries, creates indexes.  Andrew Kane Catch Errors Before Your Users Do 💻    ROLLBAR  Sponsored Curated by Peter Cooper and Glenn Goodrich, and published by Cooperpress. Send feedback by simply replying to this mail. Want to sponsor an issue? See our media kit. Want to post a job? E-mail us or use our self-serve system. Unsubscribe : Change email address : Read this issue on the Web © Cooperpress Ltd. Office 30, Lincoln Way, Louth, LN11 0LS, UK Email policy Privacy policy