The Bike Shed

Derek shares some Elixir annoyances with Sean and they discus how a consulting role colors their perception of languages and frameworks, both for better and for worse. Sean provides an update on SQLite and Association support in Diesel. GoodTImes, Timex, and Ecto.DateTime When should you use DateTime and when should you use Time by Andrew White Twitter conversation with Brandon Hikert Postgres RETURNING Preloading in Ecto User Focused Design in Elm by Evan Czaplicki Getting Started with Diesel Rust API Evolution Support The Bike Shed

Laila and Derek go on a tour of the various caching mechanisms available to web applications in general, and Rails specifically. When is the right time to cache and at what level? The Road to 2 Million Websocket Connections in Phoenix by Gary Rennie Toxic Synovitis Memoization is a Liability by Henrik Nyh Use a leading underscore for memoization Two Hard Things in Computer Science Rails SQL Cache Low-Level Caching (Rails.cache.fetch) Association counter_cache Fragment Caching Introduction to Conditional HTTP Caching With Rails by Damian Galarza A Guide to Caching Your Rails Application with Fastly by Jessie Young Caching Tutorial for Web Authors and Webmasters by Mark Nottingham Web Fundamentals: HTTP Caching Support The Bike Shed

Derek and Laila discuss Derek's excitement for Elixir and Phoenix. Is Elixir as fun to write as Ruby? Is Phoenix a better Rails? Elixir and Phoenix Routes in Phoenix Using ctags with Elixir Static Assets in Phoenix ja_serializers ecto Is There a JSON Schema describing JSON API? Elixir 1.2 Map and MapSet scale better ExMachina - factories for Elixir Elixir Typespecs and Behaviours Support The Bike Shed

We enjoy a wide-ranging discussion with Steve Klabnik on the importance of good documentation, the sometimes cloudy definition of a breaking change, the politics of open source contributions, and work/life balance or boundaries. Steve Klabnik - twitter, website, blog Let’s Talk About Ecosystem Documentation SimCity Mode in Windows 3.1 from Joel Spolsky Rescuing Resque… Again Netrunner IntermezzOS Writing an OS in Rust by Philipp Oppermann Bors - an automated integrator for GitHub High Five - a bot that encourages good contributions Support The Bike Shed

It's Open Mic day at The Bike Shed. We hear from other thoughtbot designers and developers about what they're excited to be spending their investment time on lately. Matt Sumner Hunchpig Podcast Haskell Programming The Lambda Calculus Learn You a Haskell for Great Good Is Everyone Trying Their Best? - The Bike Shed on software quality Cole Townsend Velocity JS Cole on Dribbble The Buffalo Bills` Playoff Drought - The longest current drought in sports Joël Quenneville Alter Ego Elm Elm's Time Traveling Debugger Support The Bike Shed

How can an ORM be faster than a SQL String? Laila and Sean discuss the latest happenings in Diesel and why it is that a systems language needs an ORM, anyway. What is the difference between traits in Rust and typeclasses in Haskell? What is a pure function? Why Rust Ditched Pure Functions The ActiveRecord and DataMapper patterns (not libraries) as defined by Martin Fowler in Patterns of Enterprise Application Architecture Zero-cost abstractions in Rust by Aaron Turon. What should Diesel associations look like? Iron and Nickel web frameworks for Rust. Adapterizing storage for ActionCable - Thanks Jon Moss! Moving ActionCable from Celluloid to ConcurrentRuby - Thanks Mike Perham! Support The Bike Shed

Software is broken. In this episode, Derek and Sean discuss why exactly it's broken, and what we can do to make it better. The origin of "software engineering" The Coq Proof Assistant NASA's 10 rules for developing safety critical code The differences between strong and static typing "If it compiles it works" Derek adds IS NULL to Diesel "Quickcheck in Ruby" Note: Shopify is fewer than 700 developers Support The Bike Shed

Ruby 2.3 is out! What are we looking forward to trying and what do we think of &. and try? Stick around after the credits for spoiler-filled discussion of Star Wars: The Force Awakens Star Wars Fruit What is Kerberos? Safe navigation operator (AKA the lonely operator) by Georgi Mitrev ActiveSupport’s #try might not be doing what you think it’s doing by Avdi Grimm The history of try in Rails a comment from Myron Marston In Ruby, &method Passes You! Hash#dig Hash Comparison in Ruby 2.3 by Olivier Lacan did_you_mean by Yuki Nishijima. Immutable Strings in Ruby 2.3 by Alexis Mas Multiline strings in Ruby 2.3 - the squiggly heredoc by Damir Svrtan Support The Bike Shed

We discuss the maintenance burden of ActionCable and its dependencies on Rails 5, follow-up on Scenic issues, and discuss implementing migrations anew in Diesel. Don't Breathe DHH on The Bike Shed DHH's ActionCable Demo Fixing Scenic view dumping Updatable materialized views in Scenic A first pass at Diesel migrations Teachable moments Support The Bike Shed

Derek shipped Scenic 1.0, which spurs a conversation about semantic versioning and the value of the 1.0 milestone. We discuss what the bar for breaking changes in a library should be and look at some specific changes on tap for Scenic and whether they will or should carry a major version bump. Scenic Semantic Versioning - See points 4 and 5 Implementing Multi-Table Full Text Search with Postgres in Rails Issue handling view dependencies in Scenic migrations and a potential partial solution The trouble with SELECT * in Postgres views Appraisal Scenic smoke tests Support The Bike Shed