In Ruby on Rails ActiveRecord, how to make an empty ActiveRecord::Relation object and copy a record from another ActiveRecord::Relation object (full)?
10401
What is the easiest way to duplicate an activerecord record?
119061
How to copy object(s) to another layer
143855
Rails adding multiple objects to an empty array
35011
How can I count the number of records that have a unique value in a particular field in ROR?
42304
How do I copy a property from an active object to selected objects?
69500
How do I add migration with multiple references to the same model in one table? Ruby/Rails
43253
Creating Association
100328
How to use force:createRecord for a stand alone app or lightning out?
148325
What's the difference between belongs_to and has_one?
35782
Rails -- how to populate parent object id using nested attributes for child object and strong parameters?
26595
Can't get Append to append a record (association) to a dataset
47928
CodeIgniter activerecord, retrieve last insert id?
20128
Removing a model in rails (reverse of "rails g model Title...")
107345
Can I choose which records are copied in a Partial Copy sandbox?
133175
error: SELF_REFERENCE_FROM_TRIGGER while updating child records
43036
How to organically merge nested associations?
46477
How to understand nil vs. empty vs. blank in Ruby