Tutorials



Gracefully handle API response with value objects
This article is a quick tip for anyone working with APIs in a Rails application and parsing the data without modeling it. Let’s assume that we request the API to get the list of the users from which we would like to pull only active users and save...





How to Monitor Sidekiq Process Uptime in Rails Apps
Things usually work until they don’t. Sidekiq background job process can explode, quietly turn off, or get stuck for a variety of reasons. Random network errors, misconfigured email clients, shortage of RAM, or disk space on Redis to name a few. A...


Day 5 - pixelart-characters Gem - Generate Pixel Art Characters, Algorithmically - Case Study №1 - 8-Bit Icon Avatar Series (20x20) | Best of Ruby Gems Series
Note: List all parts (such as face, clothes, eyes, etc.) that make up a character in the paste order, that is, the algo will generate an empty pixel image / canvas and than adds - or is that composes or pastes - one part after the other on top all...