🤖 YARD Documentation in Ruby on Rails

🤖 YARD Documentation in Ruby on Rails YARD is the standard documentation tool for Ruby projects, including Rails apps. Here’s a quick rundown. ...

October 17, 2026 · 2 min · Markus Greiner

🤖 Integrating Azure Active Directory with Rails 8

Rails 8 ships with Authentication Generator (the new built-in auth scaffold), so the integration is a bit different. Here’s the Rails 8-specific approach: ...

October 16, 2026 · 2 min · Markus Greiner

🤖 Using Bump (Ruby Gem)

Using bump (Ruby gem) bump updates the version of your gem or Ruby project, commits the change, and can optionally tag the release. ...

October 16, 2026 · 2 min · Markus Greiner

✨ Create Microsoft Action Items from Rails

🤖 How can I integrate Rails with Microsoft Graph Note: This was generated by ChatGPT ✨ Great — here’s a clean, production-ready Rails service object pattern for integrating your app with Microsoft Graph (for Outlook / Microsoft To Do / SharePoint). ...

February 12, 2026 · 3 min · Markus Greiner

Render deployment tips

Using private repository If you want to connect a private repository to render, proceed as follows: go to the Render Dashboard, on the top right click on + New and select Web Service you are redirected to a list with a tab Git Provider select Credentials (1) Under Select deployment credentials, pick you github repository Now do Configure in GitHub You are redirected to GitHub. _ Scroll down, until you see Repository Access Pick only select repositories, and pick the one you need. Voilà, you have now connected it to GitHub ...

February 12, 2026 · 3 min · Markus Greiner

🤖 OpenAI and Rails

🤖 Ruby on Rails integrated with OpenAI tool calling Below is a complete small Ruby on Rails example showing how to implement OpenAI tool calling end-to-end. ...

February 12, 2026 · 9 min · Markus Greiner

Ruby gem naming convention

Note: adopted from Claude answer. Issue If you are developing a ruby wrapper for a python package, the question is how to name this gem. ...

December 9, 2025 · 1 min · Markus Greiner

Rails app with Azure Entra-ID authentication

This post 1 demonstrates how to use Azure Entra-ID for authentication. According to What is Microsoft Entra ID?, Microsoft Entra ID is a cloud-based identity and access management service that your employees can use to access external resources. ...

February 9, 2025 · 4 min · Markus Greiner

Ruby on Rails tips and tricks

I have been using Ruby on Rails quite a lot lately due to its extremely rapid way to build proof of concepts for web applications. ...

November 12, 2024 · 11 min · Markus Greiner

Operation research

Operation Research is defined in Wikipedia as Operations research (British English: operational research) … , often shortened to the initialism OR, is a discipline that deals with the development and application of analytical methods to improve decision-making. It is considered to be a subfield of mathematical sciences. ...

December 31, 2022 · 15 min · Markus Greiner