Mateusz Białowąs🦾

Mateusz Białowąs

Mateusz Białowąs

6 followers

I'm Mateusz Białowąs🚀, a Ruby on Rails dev & computer engineer💻. Avid crossfit🏋️‍♂️ & swimming🏊 fan. Join me as I share tech insights & my YouTube adventures!

How to create auto incrementing primary key with prefix in RoR application.

Feb 2, 20243 min read92 views

Recently, while experimenting with Stripe, I noticed that objects have IDs or identifiers with prefixes. Below, I've listed a few examples. You can...

How to create auto incrementing primary key with prefix in RoR application.

Utilizing RSpec Matchers for Order-Insensitive Array Comparisons

Oct 14, 20232 min read56 views

Introduction Ensuring stability and consistency in tests is very important. One key aspect of testing is the ability to avoid flaky tests, which are...

Utilizing RSpec Matchers for Order-Insensitive Array Comparisons

Handling Create and Update Operations with Turbo Streams in Rails 7 (rspec tests included)

May 21, 20232 min read2.2K views

TL;DR post searches_url, params: { search: invalid_attributes }, as: :turbo_stream I have recently implemented CRUD(Create, Read, Update, Delete)...

Handling Create and Update Operations with Turbo Streams in Rails 7 (rspec tests included)

Testing Sidekiq in Ruby on Rails: A Comprehensive Guide

Apr 23, 20233 min read3.8K views

Introduction Sidekiq is a powerful tool for handling asynchronous jobs in Ruby. It can be easily integrated with Ruby on Rails applications to...

Testing Sidekiq in Ruby on Rails: A Comprehensive Guide

Dependent drop-down selects with Rails and Hotwire

Oct 31, 20223 min read2.1K views

This article will teach you how to create drop-down selects with Rails and Hotwire. I want to add country and state to the user. When users select a...

Dependent drop-down selects with Rails and Hotwire