Gem Articles

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5/9/2025 • EN

I made a keychain

A developer's personal reflection on creating a Ruby gem inspired by another, the technical challenges faced, and the emotional journey of releasing imperfect work.

Gem metaprogramming programming ruby Strict_ivars

Avdi Grimm

11/26/2024 • EN

ZUGFeRD/X-Rechnung: create required XML+PDF invoice format for EU compliance for 2025 in Ruby + Ghostscript

A technical guide on generating ZUGFeRD/X-Rechnung compliant XML+PDF invoices for EU B2B requirements using Ruby and Ghostscript.

Gem Invoice Compliance pdf ruby xml

Stefan Wienert

1/31/2018 • EN

Ruby on openSUSE

Explains how to manage multiple Ruby versions on openSUSE using the 'orr' tool for easy installation and environment setup.

Gem Opensuse package management ruby version management

Cornelius

6/3/2011 • EN

Introducing Powify

Introduces Powify, a command-line gem for managing the Pow local Rack server for Mac, simplifying app and server management.

command line Gem local development Rack ruby

Seth Vargo

Gem Articles

I made a keychain

ZUGFeRD/X-Rechnung: create required XML+PDF invoice format for EU compliance for 2025 in Ruby + Ghostscript

Ruby on openSUSE

Introducing Powify

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