Ruby On Rails

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Rails 5.1 Change Tracking in Callbacks

Rails 5.1 Change Tracking in Callbacks After recently upgrading to Rails 5.1, we noticed that certain model changes were no longer getting logged properly by PaperTrail. After a bit of digging, this turned out to be due to a subtle difference in the way that Rails now tracks changes.

Ruby’s New JIT – Square Corner Blog

Ruby’s New JIT – Square Corner Blog CRuby just got a JIT! There have been many attempts at implementing a JIT for CRuby, the reference implementation of Ruby. None have been merged, until.

Ruby concurrency: building a timeout queue

Ruby concurrency: building a timeout queue Ruby’s built-in Queue class is an incredibly handy data structure for all kinds of problems. Its versatility can be attributed to its pop method, which can be used in both a blocking and a non-blocking manner.

Benchmarking Ruby's Heap: malloc, tcmalloc, jemalloc

Benchmarking Ruby's Heap: malloc, tcmalloc, jemalloc Last week's post talked about different kinds of Ruby objects: some are contained in the 64-bit reference directly, some use up a 40-byte "Slot", and some use a Slot and a chunk of heap. Let's talk about that last set of objects.

👋 Goodbye Sprockets. Welcome Webpacker 3.0

👋 Goodbye Sprockets. Welcome Webpacker 3.0 This guide will let you through the process of migrating your Rails Application from Sprockets to Webpacker 3.0. Even though Webpacker suggests to keep using Sprockets for css and images, I.

Tender Lovemaking | tenderlovemaking.com

Tender Lovemaking | tenderlovemaking.com It’s not often I am able to write a patch that not only reduces memory usage, but increases speed as well. Usually I find myself trading memory for speed, so it’s a real treat when I can improve both in one patch.

Upgrade Rails From 4.1 to 4.2

Upgrade Rails From 4.1 to 4.2 This article is part of our Upgrade Rails series. To see more of them, click here.This article will cover the most important aspects that you need ...

A Docker dev config for Ruby on Rails

A Docker dev config for Ruby on Rails I use Docker for all my client work, and most of my personal projects too. I love it. It's saved me a ton of money because it uses so much less RAM than Vagrant — what I had been using. Benefits of this config A true development-oriented config: S...

Embedding Go into Ruby applications

Embedding Go into Ruby applications I am passionate about Ruby, but its execution time compared to other languages is extremely high, especially when we want to use more complex algorithms. In general, data structures in interpreted languages become incredibly slow compared to compi...

CRuby Memory Slots: See Them, Tweak Them, Make Them Fast

CRuby Memory Slots: See Them, Tweak Them, Make Them Fast You've probably read a lot about how Ruby handles memory over the years. If you haven't: there's a lot. Ruby is a dynamic language, and managing memory in dynamic languages is complicated. Managing memory well and fast in dynamic languages is usua...

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