Ruby On Rails

Tutorials

Round Two: An Updated Universal Deserialisation Gadget for Ruby 2.x-3.x

Round Two: An Updated Universal Deserialisation Gadget for Ruby 2.x-3.x A few months ago I noticed the gadget in my previous article had been patched and no longer worked in Ruby 3.0.3, so I spent a bit of time dusting off the old tools to see if I could find another one.One of the helper scripts I used is based on th...

Fun with Hanami Actions

Fun with Hanami Actions Action in Hanami is probably the biggest and the most feature-rich building block. In this episode, I want to have some fun with them by trying out different parts and show you some features you'll need to build complete web applications.Let's sta...

Different Ways to Set Attributes in ActiveRecord (Rails 7)

Different Ways to Set Attributes in ActiveRecord (Rails 7) Rails 7 has a rich API that allows you to update your ActiveRecord objects in several ways. Some methods have slightly different behavior which can sometimes result in unexpected consequences, so it’s important to understand their differences.

Ruby on Rails 70: Hotwire: Live form validations and previews - YouTube

Ruby on Rails 70: Hotwire: Live form validations and previews - YouTube Article: "Live form validations and error rendering. Live markdown preview": https://blog.corsego.com/live-form-validation-errors-markdown-previewEpisode.

Testing Ruby on Rails Migrations | Nebulab

Testing Ruby on Rails Migrations | Nebulab 100 percent code coverage, right? Yes, I know, you don’t merge code in master that is not fully tested and all that stuff. Yet I’m almost sure there’s one thing that you may be pushing to production without any tests on it: your data migrations.

Postgres transaction pitfalls for rails developers

Postgres transaction pitfalls for rails developers Rails abstract away of a lot of database stuff away using Active record which is very convenient. But the convince can bite back if we are not careful enough.Here I am going to list some common mistakes rails developers make and how to avoid them....

How does Ruby manage memory? | Saeloun Blog

How does Ruby manage memory? | Saeloun Blog Each programming language has its version of memory management so, let us look into how Ruby does this under the hood.For Dynamic Memory allocation, the Ruby program uses Heap memory and the basic unit of the heap is a slot. Here, each slot occupi...

RSpec.describe vs. describe

RSpec.describe vs. describe RSpec’s block has two common syntaxes. Which should you use? Disclaimer: they both work. But I’m assuming since you’re here, you’re curiousabout. Disclaimer: they both work. But I’m assuming since you’re here, you’re curious about the distinctio...

Using feature flags to rewrite every view in our Rails app

Using feature flags to rewrite every view in our Rails app Feature flags are an effective method for developing and introducing large changes to an existing codebase without large interruptions to the engineering team. We have over 400 ERB files (views .

Label Maker with Ruby | Drifting Ruby

Label Maker with Ruby | Drifting Ruby Learn how to turn your tweets into physical printouts on a label maker via the Cups/PPD API. It's a silly concept, but can have some great real world application with interfacing with printers.

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