All Side Hustle Ideas
Digital products

Technical book on Stripe payments with Rails

Wrote a book about payments with Stripe for Rails developers, backed by related blog posts and content.

At a glance
Estimated by a classifier that read the source. The bar shows how sure it was.
Category
Digital products
77% sure
x
Earns from
One-time sales
94% sure
x
Startup cost (estimate)
$100 to $1kLow confidence
37% sure
x
Time it takes (estimate)
A few hours a weekLow confidence
56% sure
x
Where
Online
98% sure
x
Coding
No coding needed
72% sure
x
Source
Hacker NewsComment by zrail in “Your best passive income? (2014)”, January 21, 2014