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For us Rails developers, performance is an important topic. We'd like to maximise what Rails can do on our websites. So, it's best to consider how we can maximise the use of `select` over `pluck` as the advantage is tremendous.

This article is a high-level overview of design patterns that are commonly used in Ruby on Rails applications. I also mention the cons and pros.

As a neophyte of object oriented concepts and the Ruby language as a whole, I thought it would be useful to delve into my own journey of…

Explore the future of asset pipelines in Rails with Propshaft! Discover how this cutting-edge technology enhances the management and delivery of assets while simplifying your development workflow.

In the previous article, I said I believe splitting up the responsibility of building attributes from the actual rendering of HTML can open up many interesting possibilities. But the work to do so might not be that simple. I've been working on this o...

For businesses with 25 or more employees, pages load 1.4 times faster. After loading gusto.com for the first time, navigations in Gusto are 2 times faster. For smaller businesses, page loads are 1.2 times faster, and all navigations after the first are now 1.8 times faster.

Imagine that you are building a custom CMS. Within the form to edit an Article, you need to have two buttons: a normal “Save” button and a new “Save and publish” button. And maybe, additionally, you will need a third button to delete the article. ...

In the previous article, I mentioned that Action View has some component-like classes that render form elements. Let's deep dive into a simple one: Tags::TextField. This class is used in the FormBuilder like so (source): def text_field(object_name, m...

This week we will look into database transactions. First of all, let me try to explain what they are. A database transaction is a unit of work that encapsulates dependencies and is executed either completely or rolled back to the initial state. For instance, there is double-entry accounting, where you always have a credit and debit record for a transaction, so your accounts stay in balance, and you never want to end up in a situation where you record only one side of a transaction.

Use a personal blog for technical content to ensure resilience, avoid platform dependency, and prevent account suspension

When I joined my current company, the system tests for our Rails app used Selenium as the Capybara driver. I didn’t have good experiences with Selenium in the past, mostly it was tedious to have to keep chromedriver up-to-date with the auto-updating Chrome. In this project, I was frequently hitting maximum number of open file descriptors on my OS when running system tests, probably in combination with Spring. We’re using the Webdrivers gem, and we also needed to ignore its download URLs in VCR and WebMock. But my primary issue was that the system tests just seemed kind of slow in general.

Rails 7 series | Rails 7.1 adds ActiveJob.perform_all_later to enqueue multiple jobs at once.

Double the Brains, Double the Power! They say two heads are better than one, and it’s...

TL;DR Domain Driven Design, which was described in 2003, about the same time as TDD. And...

In part two of this series, we'll organize business logic in your Rails application using DCI.

Introduction When building applications normally we will use database to store the data....

What is MRSK?

In the fast-paced world we live in, working together is crucial for developing high-quality code. In...

The other night I had a bit of fun trying to create a single-input one-time-code: one-time-code is...

I've had this idea in the back of my head for a while that can potentially unlock a bunch of possibilities with Rails' Form Helpers. But to present it, I want to write about what you can do with them today, the limitations and what I want as a develo...

Almost everything done with Rails Generators happens using actions that streamline common tasks that would otherwise have to be performed with lower-level...

How much does it cost you to carry dead code? How do you find and remove zombie Ruby code? Use these 4 strategies to kill out all the dead code in your Ruby application.

This article is a quick summary easy to memorize, so you will never wonder again what this SOLID term is all about.

"vi" and "vb" are viewport units that consider the inline/block axis of the container block.