ruby upgrade

Smooth Ruby and Rails upgrades
Piotr Jurewicz
Do you tune out Ruby deprecation warnings?
Piotr Jurewicz
How to get burned by 16 years old hack in 2024
Paweł Pacana
Tracking down not resolving constants in Ruby with parser
Piotr Jurewicz
Upgrading a trivial Rails app from Ruby 2.3.1 to 2.7 and from Rails 4.2.6 to 6.0.3
Andrzej Krzywda