class Rufus::Scheduler

def do_schedule_at (at, params={}, &block)


schedule_every). It's protected, don't use it directly.
The core method behind schedule_at and schedule_in (and also
def do_schedule_at (at, params={}, &block)
    #puts "0 at is '#{at.to_s}' (#{at.class})"
    at = Rufus::to_ruby_time(at) \
        if at.kind_of?(String)
    at = Rufus::to_gm_time(at) \
        if at.kind_of?(DateTime)
    at = at.to_f \
        if at.kind_of?(Time)
    #puts "1 at is '#{at.to_s}' (#{at.class})"}"
    jobClass = params[:every] ? EveryJob : AtJob
    job_id = params[:job_id]
    b = to_block(params, &block)
    job = jobClass.new(self, at, job_id, params, &b)
    #do_unschedule(job_id) if job_id 
    if at < (Time.new.to_f + @precision)
        job.trigger() unless params[:discard_past]
        return nil
    end
    @schedule_queue << job
    job.job_id
end