Author: ggerman

Software Developer | Ruby on Rails | Embedded Systems Enthusiast I’m a backend developer with 10+ years of experience building scalable systems and crafting robust APIs with Ruby on Rails, Python, and PHP. I thrive on delivering confident solutions, leveraging tools like AWS, Docker, and RSpec to ensure stability and performance. Beyond coding, I love blending hardware and software in IoT projects, creating innovative solutions with Arduino C++ and MicroPython. Always learning, always solving.

Mastering Rails Migrations: A Deep Dive into change_table and Schema Evolution

March 27, 2025 Introduction Database migrations are an essential part of every Ruby on Rails project, allowing developers to manage schema changes in a structured and version-controlled way. While many developers are familiar with basic migration commands like add_column or rename_column, fewer take full advantage of the powerful change_table method. Inspired by a discussion on … Continue reading Mastering Rails Migrations: A Deep Dive into change_table and Schema Evolution →

Make Your GitHub Profile Stand Out: Showcase Your Work with Dynamic Stats

March 26, 2025 In the world of open-source development, your GitHub profile is more than just a repository of code—it’s your portfolio. Whether you’re a developer looking for job opportunities, a contributor showcasing your impact, or simply passionate about coding, making your profile visually appealing can attract more visitors and potential collaborators. Want to Organize … Continue reading Make Your GitHub Profile Stand Out: Showcase Your Work with Dynamic Stats →

Creating a Ruby Gem Scaffold with Docker and PostgreSQL

March 25, 2025 Introduction When building a new Ruby gem, setting up a consistent and isolated development environment is crucial. In this article, I’ll walk you through how I set up a Docker-based scaffold for a Ruby gem, ensuring a clean and reproducible setup with PostgreSQL integration. 💎 Build & Distribute Your Own Ruby Gem! … Continue reading Creating a Ruby Gem Scaffold with Docker and PostgreSQL →

Creating Reusable code in Rails: Plugins, Metaprogramming, and Best Practices

March 25, 2025 Rails developers often face the challenge of writing clean, reusable, and maintainable code. Achieving this requires leveraging plugins, metaprogramming, and Ruby’s dynamic nature. In this article, we’ll explore practical ways to implement these techniques, ensuring your Rails code is DRY (Don’t Repeat Yourself) and efficient. 💡 Looking to improve your application's code … Continue reading Creating Reusable code in Rails: Plugins, Metaprogramming, and Best Practices →

Mastering State Machines in Ruby on Rails: A Friday Insight

March 21, 2025 Hello ! Happy Friday! 🎉 Today, I wanted to dive into something that’s often a game-changer in application design: state machines in Ruby on Rails. A state machine is a powerful design pattern used to manage workflows, object lifecycles, or status transitions within your applications. It allows an object to be in … Continue reading Mastering State Machines in Ruby on Rails: A Friday Insight →

Handling File Transfers in a Heroku Environment with Net::SFTP

March 20, 2025 Daily readers, today’s article is a bit different. Usually, I dive into a specific Ruby or Ruby on Rails topic, but today, time is short, and I need to handle different tasks. So, I’ll share a quick but useful real-world problem I encountered. Need Help with a Heroku Project? Do you need … Continue reading Handling File Transfers in a Heroku Environment with Net::SFTP →

Automating Database Seeding for Reliable Tests in Rails

March 19, 2025 When developing a Rails application that involves structured data, testing is crucial to ensure that our data handling works correctly. Recently, I faced a challenge when testing a questionnaire system where I needed to run database seeds before executing test cases. Here’s how I optimized the process. Need to Improve Your Test … Continue reading Automating Database Seeding for Reliable Tests in Rails →

🚀 Simplifying Exception Tracking in Rails: Meet Solid Errors

January 10, 2025 When developing and maintaining Rails applications, error tracking is key to delivering a robust and user-friendly experience. While popular services like Honeybadger and Sentry are great, sometimes you need a lightweight, in-app solution that keeps things simple. That’s where Solid Errors comes in—a database-driven exception tracker designed specifically for Rails applications. Do … Continue reading 🚀 Simplifying Exception Tracking in Rails: Meet Solid Errors →

Unlocking the Magic of perform_async in Ruby on Rails

January 9, 2025 Have you ever wished you could delegate tasks to an invisible assistant while you focus on what’s important? Well, in the world of Ruby on Rails, perform_async from the Sidekiq gem is that magical assistant! It helps you move tasks to the background, letting your application handle more important things—like keeping your … Continue reading Unlocking the Magic of perform_async in Ruby on Rails →

Testing RSpec Environments: A Tale of Setup, Cleanup, and Preventing Total Chaos

March 18, 2025 Testing, like life, requires careful preparation, a little bit of chaos management, and an occasional cleanup. When it comes to RSpec, setting up and cleaning up your test environments might not sound like a rockstar feature, but let me tell you, if you skip these steps, you might as well be throwing … Continue reading Testing RSpec Environments: A Tale of Setup, Cleanup, and Preventing Total Chaos →