With the release of Ruby 3.0, one of the most awaited feature was the release of Ractor. It is still in its experimental phase, but it shows quite big promise, especially with parallel execution of multiple Ractors (and code enclosed in it).

This is the fourth and also the last part of the Kafka For Rubyists mini course. If you are interested in other parts of the course, please check them out here.

Memoizing false & nil results requires more formality

mysql2 gem is a simple and fast Mysql library for Ruby. And, this tutorial shows how to use the prepared statements using mysql2 gem.

The `numericality` validation helper now accepts `in:` as an option for which the value must be a range.

I’ve been playing with Vitess at work, and I’ve been finding it extremely hard to Google for common issues and error messages from Vitess. While the official docs are improving, there’s a general lack of stack overflow -like tips for fixing silly errors.…

Refactor your Rails application without introducing big changes

Taking advantage of capture groups to manipulate Strings in Ruby

Hotwire lets us broadcast changes so we can use the same approach for nested comments, but in realtime!

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Hi, we're Arkency and it's our blog with meaty content.

In this tutorial I'm going to show you how to use the Lockbox gem ( https://github.com/ankane/lockbox ) to encrypt field within your Database.

This is a good solution for when you need to store some sensitive data (such an oauth credentials, or an API key)…

Rails views are sometimes amazing and fast, and at other times, they can have all sorts of issues. If you want to increase confidence over how you handle your views, then this blog post is for you.

Leverage Rails controller methods as their own Rack applications to rapidly create and deploy microservices.

Hey everyone! Rails version 5.2.4.5, 6.0.3.5 and 6.1.2.1 have been released! Those version are security releases and addresses two issues:

In the Ruby 3 features, a lot of attention went to Ractors - a new parallelism primitive which provides what can best be described as “Web Workers” - separate threads of execution with memory isolation from the spawning thread. However, there was also a release…

Use the Rails highlight helper to wrap search result matches in <mark> tags.

The Rails helper excerpt can extract a chunk of text that matches a certain phrase, no matter where in the string it is.

While looking at how a few gems handle delegation on Ruby 2.7, I noticed that many of them are unfortunately incorrect. The official blog post about keyword arguments changes in Ruby 2.7 and Ruby 3.0 is rather long and might be unclear. So I will keep this…

A common practice in Rails apps is to extract logic into plain-old Ruby objects (POROs). But often you are passing data to these objects directly from controller params and the data comes in as strings.