Ruby On Rails

Tutorials

How to Remove Unused CSS Classes from Tailwind CSS, Boostrap, and more with PurgeCSS

How to Remove Unused CSS Classes from Tailwind CSS, Boostrap, and more with PurgeCSS CSS frameworks like Tailwind, Bootstrap, Foundation, etc all come with many CSS classes you probably aren't using. This creates huge CSS files unless we use a tool like PurgeCSS to look through our code and remove the unused.

Easy step-by-step guide to deploying on Heroku

Easy step-by-step guide to deploying on Heroku Deploying on Heroku can be tricky -- as a new user, it's hard to know exactly what steps you should take and there are many pitfalls. Here's a step-by-step guide to deploying an existing project via the Heroku CLI.

JSON dynamic attributes with Rails

JSON dynamic attributes with Rails We had a tricky problem. We knew that the columns for one particular model would need to change over time. That was easily solved with a JSON field, but we also wanted to support validations on this field – validations that are assigned to the mod...

A Ruby gem to cache and verify the licenses of dependencies

A Ruby gem to cache and verify the licenses of dependencies Licensed caches the licenses of dependencies and checks their status.Licensed is available as a Ruby gem for Ruby environments, and as a self-contained executable for non-Ruby environments.Licensed is not a complete open source license compliance ...

AWS Lambda Layer for Ruby Libvips Gem

AWS Lambda Layer for Ruby Libvips Gem Are you using the ruby-vips gem? Maybe you are using the ImageProcessing::Vips interface of the fantastic image_processing gem which Rails v6 .

Usable, fast, simple HTTP 1.1 for Ruby

Usable, fast, simple HTTP 1.1 for Ruby Usable, fast, simple HTTP 1.1 for Ruby. Contribute to excon/excon development by creating an account on GitHub.Excon was designed to be simple, fast and performant. It works great as a general HTTP(s) client and is particularly well suited to usag...

Ruby 2.7 — Pattern Matching — First Impressions

Ruby 2.7 — Pattern Matching — First Impressions Shall we grab a sneak peak at what Pattern Matching looks like in Ruby 2.7? The code’s merged, nightly build is on the way, and I’m a rather impatient writer who wants to check out the new.

Approximating “Prettier for Ruby” with RuboCop

Approximating “Prettier for Ruby” with RuboCop We recently migrated Flexport’s Ruby codebase to a new RuboCop configuration that yields Prettier-like formatting results. Out of the box, RuboCop didn’t support autocorrection of line lengths, multi-line expression layout consistency, etc. So we ...

Validate and Fix Ruby on Rails ActiveRecord PostgreSQL Data Integrity

Validate and Fix Ruby on Rails ActiveRecord PostgreSQL Data Integrity Most Ruby developers work with Rails and Active Record for PostgreSQL database interactions. It provides a ton of magic and is simple to start with. Data integrity problems start creeping up once the code base and database structure gets older. In...

Prevent Links in Text Fields to Foil Spammers

Prevent Links in Text Fields to Foil Spammers Your application most likely sends email—in the form of invites, notifications, or forgotten password reminders—even if that is not a primary function of the product.As soon as you allow user-generated content in those emails, your application bec...

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