How this one conference generated 35+ pull requests to vital Ruby OSS infrastructure

Open source projects that are part of the average Rubyist’s toolbelt - like Homebrew and RVM - received an overwhelming amount of Pull Requests from new contributors at ROSS conf Amsterdam last weekend:

How To Convert An Array Into A Regular Expression

In this video you will learn a nice little trick to convert an array of strings into a regular expression that you can use with the gsub method.

Crystal is not Ruby Part 1

Crystal is a very interesting project that I have been following for the last couple of months. Its marketed as having a lot of similarities with ruby, this post I write about the differences. [more inside]

Coinpare - Compare cryptocurrency trading data in terminal

Coinpare helps you easily compare cryptocurrency trading data across multiple exchanges and blockchains in the comfort of your terminal. You can also create and manage your own investment portfolio.

A Human Guide to Developer Productivity (Tools Included)

Learn how to improve, measure, and maintain developer productivity. This guide contains 5 key habits for developers, as well as related productivity tools to help you with: time management, code testing, distractions, and health preservation. Check it out! [more inside]

Exceptional Creatures: Timeout is Ruby's Most Dangerous API

If your app is experiencing mysterious stability problems, Timeout::Error may be to blame.

How to create a video upload platform using Ruby on Rails – Part 2

I have just finished working on the second part of my Video Upload Platform series. In this post, we dig a little deeper into transcoding the uploaded videos into a common mp4 format. [more inside]

Command-line Arguments in Ruby: Part I

In this article we’re going to explore the following topics:

A real-world example of technical debt

Think of it as a very short illustration of the concept of technical debt with Ruby code.

Rails 5.2: ActiveStorage Highlight

Rails 5.2 comes with awesome features: here we’ll talk about ActiveStorage [more inside]

Rails 5.2 fixes query caching in MySQL and PostgreSQL adapters

Paginating Ruby on Rails Applications with Pagy

A much less memory intensive pagination gem. [more inside]

Add beautiful code syntax highlighting to your Ruby on Rails app

The code syntax highlighting feature is a must-have for every developer blog or website where a code snippet can be presented. It’s easy to add it when you are using a blog engine like Jekyll or WordPress but you can also easily add it in your own Rails app. LEARN MORE

Is time to give a boost to your frontend development with Rails

In this article, I show you how to configure Hot Module Reloading with Webpacker and start taking advantage of in-browser editing of your CSS files to increase your efficiency when working on the frontend with Rails. [more inside]

How To Dramatically Improve Your Ruby Code With Fundamental OOP Principles

Learn how to improve your ruby code by looking through the lenses of cohesion & coupling!

Ensuring execution, retrying failures and reraising exceptions

Besides rescue, Ruby has more ways to handle exceptions. We’ll use the retry and ensure keywords and reraised exceptions to build a resilient web API client.

The Big Friendly Errorpage (Redesign)

Find out how the Phusion Passenger team redesigned the friendly errorpage to be easy to understand for non-developers, while at the same time providing developers with a wealth of information that is easy to navigate:

How To Remove Argument Order Dependency In Ruby

Removing dependencies leads to code that is easier to extend. In this article you’re going to learn about removing argument order dependencies. Check out the article

The super keyword

In this article we’re going to explore the following topics:

Mitigate DDoS using Rack::Attack

Have you faced DDoS in your Ruby applications? See how we tackled it using Rack::Attack. [more inside]

Bits & Blocks Press Bookshelf Update Now Incl. Crypto Fudge Warning

Hello, using jekyll (and github pages) with (remote) octobook themes you can build (online) books from your text w/ markdown formatting. I added more free (online) books / booklets to the latest real-world open-source / open-access example - Bits & Blocks Press Bookshelf (Source) - Free Books about Bitcoins, Blockchains, Contract Scripts ‘n’ More. New pubs include: Crypto Facts - Decentralize Payments - Efficient, Low Cost, Fair, Clean - True or False? by Nouriel Roubini, David Gerard, et al ++ Bitcoin White Paper - A Peer-to-Peer Electronic Cash System by Satoshi Nakamoto ++ And more. Happy publishing w/ Jekyll and Octobook themes.

6 Things to Share Before Outsourcing Your Rails App

Are you thinking of outsourcing development on your Ruby on Rails app to a 3rd party development team? There are a few things you should share with your potential partners first. [more inside]

Ruby’s New Exception Keyword Arguments

In Ruby 2.6, a variety of Kernel methods support new exception: false and exception: true keyword arguments:

Browserslist in Ruby

Browserslist Useragent allow you to use Autoprefixer browsers config to show “You use outdated browser” warning in Ruby on Rails.

Jekyll's Hidden Depths

As anyone who has used Jekyll for a while knows, it’s capable of so much more than first meets the eye. Here are a few tricks I discovered while redesigning my personal website.