This method is deprecated or moved on the latest stable version.
The last existing version (v2.3.8) is shown here.
since(seconds)
public
Converts Date to a Time
(or DateTime if necessary) with the time
portion set to the beginning of the day (0:00) and then adds the specified
number of seconds
# File activesupport/lib/active_support/core_ext/date/calculations.rb, line 58
def since(seconds)
to_time.since(seconds)
end