Ruby on Rails Tips

Solid Queue stores recurring tasks in the solid_queue_recurring_tasks table.

Counter caches are a handy way to maintain and optimize the performance of counting associated records in Rails.

ActiveRecord::Base.connection.execute Make use of ActiveRecord::Base.connection.execute to execute raw SQL queries in rails. result = ActiveRecord::Base.connection.execute("SELECT * FROM users") ActiveRecord::Base.connection.execute with complex query Wh…

Drop a Table Drop users table $ bin/rails generate migration DropUsers Generates the following migration: # db/migrate/20240818074017_drop_users.rb class DropUsers < ActiveRecord::Migration[7.1] def change end end Add the following code to the migra…

Rails 7.2 introduced devcontainer support to make it easier to set up a development environment for a Rails application.

Installation Add or uncomment the following line in your Gemfile: gem "image_processing", ">= 1.2" Now based on the cloud storage service you want to use, add the respective gem: gem "aws-sdk-s3", require: false # For Amazon S3 gem "azure-storage-blob",…

Array#shuffle method The shuffle method will shuffle the elements in an array and returns a new array. array = [1, 2, 3, 4, 5] array.shuffle # => [3, 4, 2, 5, 1] array # => [1, 2, 3, 4, 5] Array#shuffle!

While we can always change the database adapter in the database.yml file manually, it’s always better to use the built in command to do it for us.

We use rake tasks for automating various repetitive tasks.

Rails provides a straightforward way to check if an index exists using the index_exists?