Hello,
let's thank Harry Lascelles for the fourteenth write-up in the Ruby Advent
Calendar 2020 / 25 Days of Ruby Gems series
presenting a new Ruby library every day from December 1st to December 25th.
For day 14 see the write-up titled Day 14 - que-scheduler Gem -
Light-Weight (Time-Driven) Cron (Background) Job Scheduler
for Que - a Job Queue Using the PostgreSQL Database
with Advisory Locks for Speed and Reliability. [1a][1b]
Cheers. Prost.
[1a] https://planetruby.github.io/gems/2020/14-que-scheduler
[1b] https://rubygems.org/gems/que-scheduler