Curated list of episodes, bundled to help you on your learning path!
Videos of tech, infrastructure, hardware and software which non-instructional by nature.
Articles around software and tutorials.
Show your love and support while looking fancy.
In this episode, we look at combining Rails UJS, nested routes, scopes and StimulusJS. A deep dive from the beginning to completion of multiple select boxes changing based on their selections.
In this episode, we take a look at some tips and tricks around the database schema and model scopes.
Callbacks are great for quickly tapping into the object life cycle. However, after a model or an application grows, it will become harder to maintain over time. It is better to extract the responsibility and separate the logic.
Keeping client data protected is important, but once an attribute is encrypted, it becomes difficult to work with it. With Blind Index, we regain functionality on searching and validations.
In this episode, we look into creating a blockchain as well as proof of work for car maintenance tracker application. Blockchain is used to establish a trust that records have not been tampered with.
Advancing from Single Table Inheritance, learn how Polymorphic Associations differ and tricks to simplify their usage.
Learn to use single table inheritance to allow multiple classes to be stored in the same database table.
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.
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!
When your app is using Paranoia, calling destroy on an ActiveRecord object doesn't actually destroy the database record, but just hides it.