Ruby On Rails

Tutorials

Comparison of approaches to multitenancy in Rails apps

Comparison of approaches to multitenancy in Rails apps You can implement multitenancy on a couple different levels. If you’re on PostgreSQL:Row level (putting tenant_id columns to every table and filtering everywhere).Schema level (namespaces is a more explanatory name, see PostgreSQL schemas).Databas...

Setting Up a New Mac for Development

Setting Up a New Mac for Development Some people pride themselves on how many months they can reach in uptime, which leads to an ever-present dread of major software updates. Some people take it upon themselves to carefully configure and fine-tune the most trivial minutiae, which mak...

Speeding up Rails with Memoization

Speeding up Rails with Memoization When developing applications we often have methods that run slowly. Perhaps they need to query the database, or hit an external service, both of which can cause them to slow down. We could call the method every time we need that data and just acce...

Two Commonly Used Rails Upgrade Strategies

Two Commonly Used Rails Upgrade Strategies Rails upgrades can be done in many different ways. Depending on the application that you want to upgrade, some ways make more sense than others. There are factors that determine which Rails upgrade strategy is the best for your case, like how big ...

Creating a Ruby Gem with Rust

Creating a Ruby Gem with Rust In this post you will learn how to create a Rust library and access it with a Rubygem.I’m a big fan of the Ruby programming language, it’s been a one of my primary programming languages for the last 12 years. It’s an extremely expressive language ...

The fastest way to delete 100k rows with ActiveRecord

The fastest way to delete 100k rows with ActiveRecord The fastest way to delete 100k rows with ActiveRecord - ankane/delete_in_batches.

A Ruby On Rails Active Storage Cheatsheet

A Ruby On Rails Active Storage Cheatsheet Rails Active Storage Cheatsheet Without an introduction, here is the table of content:... Tagged with rails, ruby, activestorage.

Ruby Assignments in Conditional Expressions

Ruby Assignments in Conditional Expressions For around two and a half years, I had been working in a Python 2.x environment at my old job . Since switching companies, Ruby and Rails has replaced Python and Flask. At first glance, the languages don’t seem super different, but there are defin...

How to Migrate From Capybara Webkit to Webdrivers

How to Migrate From Capybara Webkit to Webdrivers By default, Capybara uses rack-test as the driver. Unfortunately rack-test does not support JavaScript. If we want to test things that rely on JavaScript, we need a driver with JS capabilities. Some of these drivers open up a web browser and show ...

Rails CanCanCan database-driven authorization - Abilities in Database

Rails CanCanCan database-driven authorization - Abilities in Database If you are reading this post, it means you already know a thing or two about Ruby on Rails and CanCanCan. As users of this amazing gem, we know how easy it is to set up authorization for users using abilities. Like all worldly things, everything c...

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