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Author: Ivan Blazevic

With over a decade of experience as a senior developer, I’ve had the privilege of working with companies of all sizes, from large enterprises to innovative startups. Specializing in Ruby on Rails, I've become deeply involved in the RoR community, continually refining my skills to deliver high-quality solutions. Need to improve your Rails app? Let’s talk.


Ivan Blazevic

Please have a look at my CV

SCHEDULE A CALL TODAY
November 5, 2024
RoR TutorialsTech

Why Metaprogramming is Cool

Every Ruby on Rails developer has likely used Rails.env.production?, Rails.env.development?, or similar calls to check the current environment. But have you ever wondered how this

ruby on rails
October 23, 2024
RoR TutorialsTech

SQL Injection Vulnerabilities in Rails

When we first start learning Ruby on Rails, one of the things we quickly pick up is that Active Record helps protect our applications from SQL injection attacks. However, even with

RoR bad good practiceruby on rails
October 22, 2024
RoR TutorialsTech

Thread-Safety in Ruby on Rails: Basic Example With Race Conditions

The Global Interpreter Lock (GIL) in Ruby prevents true multi-core CPU usage in a Rails app, but there is still concurrency, especially when using a multi-threaded server like Puma

RoR bad good practiceruby on railsthreads
August 14, 2023
RoR Tutorials

How to add a domain name hosted on Heroku to name.com provider

If you are searching for a domain provider for your website hosted on Heroku, make sure to check whether the domain provider supports ANAME records. Otherwise, you might encounter

domain providerheroku
August 10, 2023
RoR Tutorials

Step-by-Step Guide: Setting Up Docker for Your Rails Application on Ubuntu

In this tutorial, we will demonstrate how to dockerize your Rails application for local development. This practice can prove highly beneficial right from the beginning of your new

dockerruby on rails

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