Ole Palm

Just specifying that we really want a SendGrid::Mail instance in the example, for the matter of consistency

Unexpected behavior when calling `Model.find_by_id` with `true` or `false`

5

### Steps to reproduce Assuming a model with id 1 exists in the database ```ruby Model.find_by_id(true) # => #\ ``` ### Expected behavior Empty result (`nil`), as no Model has...