How to build a complete, real-world application from scratch with Ruby on Rails step by step.
A lot of Ruby code is "magic". We'll explain the magic and see how it works using the powerful tools Ruby gives us.
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Add liking or favoriting to your app like Facebook or Twitter
Learn how to set up polymorphic associations, add comments to your app, and think about the structure of your Rails application
Don't like Cocoon or it's jQuery dependency? We can use Stimulus JS and build dynamic nested forms in Rails with accepts_nested_attributes_for from scratch pretty easily!
Use ActiveRecord::Store and ActiveRecord-TypedStore to save user preferences and settings to a single column in the database
Use the merge method to prevent duplication of ActiveRecord scopes when you're querying across different models
Techniques for taking your database models and using attributes to generate pretty urls
Add various types of charts to your Rails app with Chartkick and use Groupdate to make easy group queries in SQL
The first part of the Forum series, we talk about how the database and structure of the forum is designed
Learn how to use the state_machine gem to keep track of objects in your Rails apps
Learn how to use ActiveRecord Explain to analyze your SQL queries generated by ActiveRecord
Drag and drop sortable lists in Rails aren't too hard using Sortablejs and Stimulus to make wire them up to our backend with acts_as_list
Mentioning Users with an @mention is a super common feature. Trix and ActionText are now part of Rails 6 which means we can very easily add support for tagging users with @mentions and other custom attachments in your applications.
Learn how to schedule posts in draft, published, and scheduled modes
Learn how to use ActiveRecord Transactions to create atomic updates across multiple records and to improve the speed of bulk operations
How to build nested comments and threads in Ruby on Rails
Learn how to write tests for validations on ActiveRecord objects in Ruby on Rails
Learn how to soft delete records instead of deleting them permanently from your database
James from Shakycode and I pair program on some common model scopes related to time and how we would approach them
Learn how to use accepts_nested_attributes_for and fields_for to create forms that include associated models in them
Learn how you can use virtual attributes to make forms cleaner and how the Rails 5 attribute API can save you a bunch of time
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