Ruby On Rails

Tutorials

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...

How to use Javascript via Webpacker in Rails 6 (Example) | GoRails

How to use Javascript via Webpacker in Rails 6 (Example) | GoRails Rails 6 defaults to using Webpacker for Javascript instead of the asset pipeline. We'll learn how everything is structured and laid out and see how to add Flatpickr to Rails 6 including both the Javascript and CSS for.

Using JWT in Your React Redux App for Authorization

Using JWT in Your React Redux App for Authorization The general idea is that you will save the current user’s information to the Redux store for easy access across your app. You will also save the JWT (JSON Web Token) associated with the user.

Optimizing Database Performance in Rails

Optimizing Database Performance in Rails Setting up a database is a relatively straightforward process (Heroku has an add-on for that), but getting it to run well in production is sometimes another matter. As your application grows and your data grows along with it, you will likely find ...

Ruby SDK for Checkout RESTful APIs

Ruby SDK for Checkout RESTful APIs Ruby SDK for Checkout RESTful APIs. Contribute to paypal/Checkout-Ruby-SDK development by creating an account on GitHub.Welcome to PayPal Ruby SDK. This repository contains PayPal's Ruby SDK and samples for v2/checkout/orders and v2/payments APIs....

Bulk insert support in Rails 6

Bulk insert support in Rails 6 All of these new methods allow inserting multiple records of the same model into the database. A single INSERT SQL query is prepared by these methods and a single sql statement is sent to the database without instantiating the model or invoking Ac...

How and when to add foreign key constraints

How and when to add foreign key constraints Quickly add foreign key constraints to improve database query performance.If a developer forgets to define a dependency option on a rails validation (e.g. has_many :users, dependent: :nullify), uses .

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