Ruby On Rails

Tutorials

Don't Step on a Rake, Use Rake::DSL

Don't Step on a Rake, Use Rake::DSL Over the years I’ve noticed a common mistake where developers do some refactoring to remove duplication and make their Rake tasks readable, but end up causing some unintended side-effects. Let’s take a look at what’s going on, and how we can use a...

digaev/stale_options: A Ruby gem for caching HTTP responses.

digaev/stale_options: A Ruby gem for caching HTTP responses. The gem was built with an idea to implement a class which will create options for ActionController::ConditionalGet.

ankane/pghero: A performance dashboard for Postgres

ankane/pghero: A performance dashboard for Postgres PgHero is available as a Rails engine, Linux package, and Docker image.Select your preferred method of installation to get started.

ActiveRecord - Part 2: Useful methods

ActiveRecord - Part 2: Useful methods Series of blog posts explaining ActiveRecord features. The second part is about useful methods that ActiveRecord offers.

Visualizing and optimizing JS bundle size in Rails/Webpacker apps

Visualizing and optimizing JS bundle size in Rails/Webpacker apps Since the moment Rails embraced the JavaScript ecosystem, it has quickly become super easy to be productive with JavaScript toolset.

Ruby 2.6 adds endless range

Ruby 2.6 adds endless range Before Ruby 2.6, if we want endless loop with index, we would need to use Float::INFINITY with upto or Range, or use Numeric.

Your business rules are objects too

Your business rules are objects too Have you ever struggled to place a method that seems like it belongs equally well in either of two different classes? In this screencast you'll learn an approach to resolve this conundrum once and for all.

How not to structure your database-backed web applications

How not to structure your database-backed web applications How not to structure your database-backed web applications: a study of performance bugs in the wild Yang et al., ICSE'18 This is a fascinating study of the problems people get into when using ORMs to handle persistence concerns in their web applic...

Ruby Memory Environment Variables - Simpler Than They Look. — Appfolio Engineering

Ruby Memory Environment Variables - Simpler Than They Look. — Appfolio Engineering You've probably seen some of the great posts on how you can use environment variables to tune Ruby's memory use. They look complicated, don't they? If you need to squeeze out every last ounce of performance, they can be useful.

A ruby client for BreezyPDFLite

A ruby client for BreezyPDFLite A ruby client for BreezyPDFLite, a one-click-to-deploy microservice for converting HTML to PDF with Google Chrome. Send the library a chunk of HTML, get a PDF of it back. Configure how the PDF is rendered via meta tags in the HTML.

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