Tutorials


Exploring a critical Net::Protocol issue in Ruby 2.6.0p0 and how it can lead to a security problem
Ruby 2.6.0 has been released not long ago. Not many are unfortunately aware of a major bug that was introduced with these release.This bug can affect you in many ways, some of which you may not even be aware. All may run well up until you decide t...



Active Admin Tips and Performance Optimizations for Rails Apps
Active Admin gem is a popular tool for building admin interfaces in Ruby on Rails apps. In this blog post, I will describe a couple of less obvious tips and performance optimization techniques.Active Admin should probably never be used for client-...



The simplicity and power of Ruby Struct - usage, performance, alternatives
In simple words, Ruby Struct is a built-in class which provides useful functionalities and shortcuts. You can use it for both logic and tests. I will quickly go through its features, compare with other similar stuff and show some less-known but st...
