Ruby On Rails

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Rails async queries by example - Honeybadger Developer Blog

Rails async queries by example - Honeybadger Developer Blog First, let's make sure we understand what the words "synchronous" and "asynchronous" mean. When something is executed synchronously, it means that the work is connected, or dependent in some way, often requiring one task to be completed before the...

Using Different Size Pools - Pat Shaughnessy

Using Different Size Pools - Pat Shaughnessy The Ruby team has done a tremendous amount of work over the past decade on Ruby's garbage collection (GC) implementation. In fact, Ruby's new GC is one of the key reasons Ruby 3 is so much faster than Ruby 2. To bring all of this work to light, I ...

Tiny JITs for a Faster FFI | Rails at Scale

Tiny JITs for a Faster FFI | Rails at Scale I love programming in Ruby, and I advocate for people to write as much Ruby as possible. But sometimes you really really must call out to native code. Even in those cases, I encourage people to write as much Ruby as possible, especially because YJ...

Ruby "Thread Contention" is simply GVL Queuing | Island94.org

Ruby "Thread Contention" is simply GVL Queuing | Island94.org There’s been a ton of fantastic posts from Jean Boussier recently explaining application shapes, instrumenting the GVL (Global VM Lock), and thoughts on removing the GVL. They’re great reads! For the longest time, I’ve misunderstood the phrase “t...

Ruby on Rails on WebAssembly, the full-stack in-browser journey | web.dev

Ruby on Rails on WebAssembly, the full-stack in-browser journey | web.dev Ruby on Rails' famous blog in 15 minutes now runs right in your browser thanks to WebAssembly.Imagine running a fully functional blog in your browser—not just the frontend, but the backend, too. No servers or clouds involved—just you, your browser...

Rails Database Migrations Best Practices - FastRuby.io | Rails Upgrade Service

Rails Database Migrations Best Practices - FastRuby.io | Rails Upgrade Service Database migrations are designed to be temporary. They serve as a bridge to implement incremental changes but aren’t meant to stick around indefinitely. Once they’re run, particularly in a production environment, they’ve done their job. The schema...

Better Know A Ruby Thing: Singleton Classes – Noel Rappin Writes Here

Better Know A Ruby Thing: Singleton Classes – Noel Rappin Writes Here It is time to Better Know what is perhaps the Ruby-iest of Ruby things, a feature that didn’t even have an official name for several years, despite being critical to Ruby’s Object-Oriented semantics. (It only just now occurs to me that there was n...

Things you might not need in your tests

Things you might not need in your tests No one likes slow and brittle tests, in particular if you’re working a TDD workflow. Often, tests get that way because they’re doing too much. Consider avoiding the following: Using a database Database access imposes many costs on your tests. You...

Build Rails Apps with Components

Build Rails Apps with Components If you’ve ever worked on a Rails app, you’ve probably run into problems with the view layer turning into a mess as the app gets older or the team gets bigger. Rails attempts to tame this problem with solutions like strict locals, but I’ve found th...

Monitoring ActionCable | Stanko K.R.

Monitoring ActionCable | Stanko K.R. Usually, when a widespread problem like this occurs out of the blue, my first goal is to make the app mostly operational again and my second goal is to fix the cause of the problem. To do that I usually go over each component that could be causing...

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