Ruby On Rails

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Mastering data structures in Ruby

Mastering data structures in Ruby To close up this series, I want to introduce the concept of persistent data structures, a term coined by Driscoll et al. in an article from 1986 that these days it’s at the core of most purely functional data structures.The first time I heard the ...

A Modern Web Application With Rails

A Modern Web Application With Rails In this article, I will not tell you how great is Ruby On Rails, but I’ll give you suggestions on the decisions to take when you will realise your next web application. The things I propose derive from six years of experience developing RoR applic...

Rails 6.0.0 beta1: Action Mailbox, Action Text, Multiple DBs, Parallel Testing, Webpacker by default | Riding Rails

Rails 6.0.0 beta1: Action Mailbox, Action Text, Multiple DBs, Parallel Testing, Webpacker by default | Riding Rails The first beta release of Rails 6 is here! It’s absolutely packed with amazing new stuff that we’re so excited to share. There are two major new frameworks – Action Mailbox and Action Text – and two important scalable-by-default upgrades in great ...

What I’ve learned by doing The Gilded Rose Kata (4 refactoring tips)

What I’ve learned by doing The Gilded Rose Kata (4 refactoring tips) Let me first start with an explanation of what a code kata actually is. It’s an exercise which helps programmers improve their skills through practice and repetition.The Gilded Rose Kata is all about two classes Item and GildedRose that you should...

Serverless Slack Commands with Ruby: Fun with AWS Image Recognition

Serverless Slack Commands with Ruby: Fun with AWS Image Recognition This post will detail the steps to get a serverless slack command running on AWS Lambda using the Jets Serverless Ruby framework. We’ll make something fun: a command that takes in a URL, scrapes all the images on the page, filters the images using...

Extracting Text From Images Using Ruby

Extracting Text From Images Using Ruby I’m a great hoarder of memes. Seriously, I have a huge folder full of memes and GIFs. I collect my memes usually whenever I’m watching a movie or a series by taking a screenshot of the scene with subtitles enabled. The issue is, the program I use ...

Integrate Rails Application with React Using Webpacker Gem - Nopio

Integrate Rails Application with React Using Webpacker Gem - Nopio Webpacker can be an interesting alternative to the popular create-react-app tool. Learn how to use this gem to integrate Rails with React.In this article, we’re going to use webpacker gem to integrate Rails with React. However, there are other way...

Did you know that you can use Bundler without Gemfile?

Did you know that you can use Bundler without Gemfile? Did you know that you can use Bundler inside single Ruby script (without Gemfile) and automatically install required dependencies for it?.

Rails needs Active Deployment

Rails needs Active Deployment I’ve been using Ruby on Rails for a decade now and I still love it. But sometimes it is one of those love-hate relationships. I work as a consultant aka fire fighter to help companies with their Rails projects. Most times I help them fixing all so...

3 ActiveRecord Mistakes That Slow Down Rails Apps: Count, Where and Present

3 ActiveRecord Mistakes That Slow Down Rails Apps: Count, Where and Present ActiveRecord is great. Really, it is. But it’s an abstraction, intended to insulate you from the actual SQL queries being run on your database. And, if you don’t understand how ActiveRecord works, you may be causing SQL queries to run that you did...

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