activerecord (632)

  1. ruby-on-rails rails add - How to return an empty ActiveRecord relation?
  2. ruby-on-rails arguments environment - Do rails rake tasks provide access to ActiveRecord models?
  3. ruby-on-rails by distinct - Rails: select unique values from a column
  4. ruby-on-rails rails model - What is causing this ActiveRecord::ReadOnlyRecord error?

  5. ruby-on-rails postgres find - Case-insensitive search in Rails model
  6. ruby-on-rails vs first_or_create - Rails find_or_create_by more than one attribute?
  7. ruby-on-rails rails new_record? - Determine if ActiveRecord Object is New
  8. ruby-on-rails rails three - Validate uniqueness of multiple columns
  9. ruby-on-rails api after_initialize - How do I create a default value for attributes in Rails activerecord's model?
  10. ruby-on-rails rails ruby - delete_all vs destroy_all?
  11. ruby-on-rails foreign key - Rails 3 migrations: Adding reference column?
  12. ruby-on-rails table_exists? migration - Check if a table exists in Rails
  13. ruby-on-rails rails most - How to get last N records with activerecord?
  14. ruby-on-rails rails getter - Override ActiveRecord attribute methods
  15. activerecord array slice - Count, size, length…too many choices in Ruby?
  16. ruby-on-rails records ruby - Rails 3: Get Random Record
  17. ruby-on-rails database.yml postgres - Can you get DB username, pw, database name in Rails?
  18. ruby-on-rails array json - Using Rails serialize to save hash to database
  19. ruby-on-rails association activerecord - Ruby on Rails. How do I use the Active Record .build method in a :belongs to relationship?
  20. ruby-on-rails where query - Rails: How to chain scope queries with OR instead of AND?