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.

🚀 Why Rails Makes Developers Happy: The Philosophy Behind the Framework

December 17, 2024 When building web applications, you can spend hours writing boilerplate code or configuring every tiny detail. Or you can use Rails, a framework that embraces simplicity, productivity, and developer happiness. What makes Rails unique? Its philosophy: 1️⃣ Don't Repeat Yourself (DRY) “Every piece of knowledge must have a single, unambiguous, authoritative representation.” … Continue reading 🚀 Why Rails Makes Developers Happy: The Philosophy Behind the Framework →

Rails Meets AI: Building Smarter Apps with Rails 8 and Machine Learning🚂✨

January 27, 2025 What if I told you that the future of Rails is not just about cleaner code and faster performance but also about building apps that think for themselves? That’s right—AI and Machine Learning (ML) are coming to Rails, and it’s going to be a game-changer. With Rails 8 on the horizon, the … Continue reading Rails Meets AI: Building Smarter Apps with Rails 8 and Machine Learning🚂✨ →

Dive Into Pry: A Developer’s Best Friend for Debugging and Exploration

November 7, 2024 If you've spent time working with Ruby, you might know that debugging or inspecting your code at runtime can sometimes feel challenging. This is where the Pry gem comes into play—a powerful, flexible, and user-friendly REPL (Read-Eval-Print Loop) that can replace the default IRB in Ruby. Pry enhances the debugging process, allowing … Continue reading Dive Into Pry: A Developer’s Best Friend for Debugging and Exploration →

Streamlining Rails Applications: Associating Devise Users with Posts

In the world of web development, one of the most powerful features of Rails is its seamless ability to manage user authentication through Devise. But what happens when you want to extend this functionality to allow users to create and manage their own resources, like posts? Let’s dive into how you can associate Devise users … Continue reading Streamlining Rails Applications: Associating Devise Users with Posts →

Getting Started with the Faker Gem: A Fun Tool for Generating Test Data!

Getting Started with the Faker Gem: November 7, 2024 If you've ever needed some random data for testing or just wanted to add a bit of fun to your project, the Faker gem is here to help! Faker generates realistic, random data, like names, addresses, phone numbers, and even fictional characters, in seconds. Originally inspired … Continue reading Getting Started with the Faker Gem: A Fun Tool for Generating Test Data! →

Optimizing Garbage Collection in Rails with Autotuner

Garbage collection (GC) is an essential part of Ruby's memory management system, but it can sometimes introduce performance bottlenecks, especially in web applications running in production. For Rails applications, optimizing GC behavior can lead to improved response times, faster boot-ups, and reduced resource usage. The Autotuner gem provides an intelligent way to analyze GC performance … Continue reading Optimizing Garbage Collection in Rails with Autotuner →

Are you programming, or are you still playing like you did at the beginning?

Regarding Python, I have extensive experience with MicroPython, Django, Matplotlib, Pandas, and so on. However, in the last few years, I have focused on Ruby on Rails and Ruby and miss using Jupyter. That said, with Ruby, you have tools like IRB, Rails console, Pry, RSpec, and all these amazing tools, so you don’t necessarily … Continue reading Are you programming, or are you still playing like you did at the beginning? →

Some code to learn

import network sta_if = network.WLAN(network.STA_IF) sta_if.active(True) sta_if.scan() sta_if.connect("los_tres_ositos", "VQLzxuGs1") sta_if.isconnected() from microWebSrv import MicroWebSrv # ---------------------------------------------------------------------------- @MicroWebSrv.route('/test') def _httpHandlerTestGet(httpClient, httpResponse) : @MicroWebSrv.route('/test', 'POST') def _httpHandlerTestPost(httpClient, httpResponse) : @MicroWebSrv.route('/ggerman') def _httpHandlerGgermanGet(httpClient, httpResponse) : @MicroWebSrv.route('/ggerman', 'POST') def _httpHandlerGgermanPost(httpClient, httpResponse) : @MicroWebSrv.route('/edit/') # /edit/123 -> args['index']=123 @MicroWebSrv.route('/edit//abc/') # /edit/123/abc/bar -> args['index']=123 args['foo']='bar' @MicroWebSrv.route('/edit') # /edit -> args={} def … Continue reading Some code to learn →