Search Results for "qr code system"

This repository contains the source code for Gumroad’s e-commerce platform, exposing how a modern creator-focused storefront and payments system is assembled. The app models products, variants, subscriptions, and checkout flows, then ties them to fulfillment, licensing, and customer communications. It implements typical marketplace concerns—order management, refunds, discounts, taxes, fraud checks, and analytics—through well-defined services and background jobs.

Whenever (javan/whenever) is a Ruby gem that provides a clean, Ruby DSL for defining and managing cron jobs within your application. Rather than editing system cron tables by hand, you describe scheduled tasks in a schedule.rb file using methods like every, runner, command, or rake. The gem then compiles this schedule into a standard crontab format and installs it for you, handling all the necessary quoting, environment setup, and command path resolution. It supports specifying execution...

Chef is an infrastructure-as-code framework that automates how servers are configured and kept in the desired state across fleets. You describe system intent in Ruby-based “recipes” and “cookbooks” made of resources (packages, files, services, users, registries, and more) that converge idempotently, so repeated runs only change what’s necessary. Its client regularly gathers system facts, evaluates policy, and enforces drift correction, which makes environments reproducible from bare metal to cloud instances and containers. ...