Showing 1-9 of 23 results

Robert Pankowecki

Linters Implemented by Ruby Libraries

By Robert Pankowecki
When you hear the word “linter,” you probably think about particular widely used tools. But there’s a different kind of linters. In this article, Toptal Back-end Architect Robert Pankowecki introduces you to linters implemented by Ruby libraries and details their capabilities.
8 minute readContinue Reading
Viktar Basharymau

Choosing a Tech Stack Alternative - The Ups and Downs

By Viktar Basharymau
If a web application is big and old enough, there may come a time when you need to break it down into smaller, isolated parts and extract services from it. Some of these will be more independent than others. In this post, Toptal Full-stack Developer Viktar Basharymau explains how his team extracted an app from the monolithic Rails application that powers Toptal, and how the new service's technical stack was selected.
11 minute readContinue Reading
Noppakun Wongsrinoppakun

An Array of Possibilities: A Guide to Ruby Pattern Matching

By Noppakun Wongsrinoppakun
Pattern matching is a powerful tool commonly found in functional programming languages. The Ruby 2.7 release is going to include this feature. In this article, Toptal Ruby Developer Noppakun Wongsrinoppakun provides a breakdown of what this addition will include and why it matters.
8 minute readContinue Reading
Alec Ten Harmsel

Ruby Algorithm Documentation with AsciiDoc and Knitr

By Alec Ten Harmsel
A functional specification is a high-level design document created before implementation and serves as a true plan for the team. In this article, Toptal Freelance Ruby Developer Alec Ten Harmsel walks us through prototyping an algorithm and creating a functional specification with the help of AsciiDoc and R for a Ruby on Rails project.
5 minute readContinue Reading
Alexey Karasev

Option/Maybe, Either, and Future Monads in JavaScript, Python, Ruby, Swift, and Scala

By Alexey Karasev
If you're searching for the holy grail of bug-free code in JavaScript, Python, Ruby, Swift, and/or Scala, look no further! This monad tutorial by Toptal Freelance Functional Programmer Alexey Karasev takes you from category theory to the practical implementations of the Option/Maybe, Either, and Future monads, plus a sample program—in all five languages.
23 minute readContinue Reading
Amin Shah Gilani

Rails Service Objects: A Comprehensive Guide

By Amin Shah Gilani
Rails ships with everything you need to prototype your application quickly, but when your codebase starts growing, you'll run into scenarios where the conventional Fat Model, Skinny Controller mantra breaks. When your business logic can't fit in either a model or a controller, that's when service objects come in and let us separate every business action into its own Ruby object.
11 minute readContinue Reading
Botond Orban

Field-level Rails Cache Invalidation: A DSL Solution

By Botond Orban
Fragment caching in Rails provides an easy yet a powerful way of improving your application's performance. However, some real-world scenarios do not work quite well with how the Rails cache behaves by default. In this article, Toptal Ruby on Rails Developer Orban Botond shows how you can implement a small DSL to optimize how the cache for related entities is invalidated to improve template rendering performance.
7 minute readContinue Reading
Máté Solymosi

Creating a Ruby DSL: A Guide to Advanced Metaprogramming

By Máté Solymosi
Write better Ruby code by leveraging its metaprogramming features. In this article, you will learn how to create your own Ruby domain specific language (DSL).
15 minute readContinue Reading
Eqbal Quran

Build Sleek Rails Components With Plain Old Ruby Objects

By Eqbal Quran
Your website is gaining traction, and you are growing rapidly. Ruby/Rails is your programming language of choice. Your team is bigger and you’ve given up on “fat models, skinny controllers” as a design style for your Rails apps. However, you still don’t want to abandon using Rails? No problem. In this article, Toptal Software Engineer Eqbal Quran explains how you can decouple and isolate your Rails components using nothing Plain Old Ruby Objects. Ruby objects and abstractions can decouple concerns, simplify testing, and help you produce clean, maintainable code.
18 minute readContinue Reading

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