Beginning Rails 6: From Novice to Professional

© Brady Somerville, Adam Gamble, Cloves Carneiro Jr and Rida Al Barazi 2020

B. Somerville et al.Beginning Rails 6https://doi.org/10.1007/978-1-4842-5716-6_13

13. Active Job

Brady Somerville¹ , Adam Gamble², Cloves Carneiro Jr.³ and Rida Al Barazi⁴

(1)

Bowling Green, KY, USA

(2)

Gardendale, AL, USA

(3)

Hollywood, FL, USA

(4)

FONTHILL, ON, Canada

 

Web applications often need to perform long-running tasks in response to a request. For example, in the previous chapter, we modified our blog to send emails. While it’s true that sending an email usually only takes a second or so, web developers are often concerned with milliseconds. So what’s the big deal with some requests taking a second or two?

For illustration, imagine going to your local Post Office to drop ...