Drifting Ruby

Single Table Inheritance

#97 Sep 10, 2017 free

Learn to use single table inheritance to allow multiple classes to be stored in the same database table.

rails model

Grab Bag of Ruby and Ruby on Rails Tricks

#158 Nov 4, 2018 free

In this episode, we look at various tips and tricks.

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Polymorphic Associations

#98 Sep 17, 2017 free

Advancing from Single Table Inheritance, learn how Polymorphic Associations differ and tricks to simplify their usage.

rails model

Deleting and Undeleting with Paranoia

#19 Oct 7, 2015 free

When your app is using Paranoia, calling destroy on an ActiveRecord object doesn't actually destroy the database record, but just hides it.

rails view model

Like Relationships and Global ID

#223 Jan 5, 2020 free

In this episode we create a Like/Unlike system where users can like posts and use Global ID to obfuscate IDs.

rails model routes controller

Counter Cache Associations

#78 May 1, 2017 free

When displaying a count of records, this will generate extra SQL Queries. Learn how to reduce the number of SQL queries called with counter caching the number of associated records.

rails model cache

Eager Loading with Goldiloader

#30 May 23, 2016 free

Wouldn't it be awesome if ActiveRecord didn't make you think about eager loading and it just did the "right" thing by default? With Goldiloader it can!

rails performance model

Serialized Attributes

#4 Jul 22, 2015 free

Store multiple attributes and values using a text column. Not for everyday use, but has situations where it can save on the number of columns and/or models needed to accomplish a task.

rails model

Roles from Scratch

#352 Jun 5, 2022 free

In this episode, we look at different authorization approaches from the most simple to more complex scenarios.

rails model authorization

Annotate

#11 Aug 7, 2015 free

With strong params replacing attr_accessible, a difficulty has arisen with referencing to the structure of your models. With annotate, we can generate the structure of our models in the comments of our models.

rails model documentation

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Single Table Inheritance

Grab Bag of Ruby and Ruby on Rails Tricks

Polymorphic Associations

Deleting and Undeleting with Paranoia

Like Relationships and Global ID

Counter Cache Associations

Eager Loading with Goldiloader

Serialized Attributes

Roles from Scratch

Annotate

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Episodes

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Single Table Inheritance

Grab Bag of Ruby and Ruby on Rails Tricks

Polymorphic Associations

Deleting and Undeleting with Paranoia

Like Relationships and Global ID

Counter Cache Associations

Eager Loading with Goldiloader

Serialized Attributes

Roles from Scratch

Annotate