A place where Bakr's tech articles live at.https://bakrblog.netlify.app/https://bakrblog.netlify.app/posts/complete-software-architecture-walkthrough/https://bakrblog.netlify.app/posts/complete-software-architecture-walkthrough/A complete walkthrough of software architecture design — from understanding requirements to mapping components — using Chatterly, a real-time messaging app, as the working example. Mon, 23 Mar 2026 07:00:00 GMThttps://bakrblog.netlify.app/posts/when-the-cloud-burns-rto-and-rpo/https://bakrblog.netlify.app/posts/when-the-cloud-burns-rto-and-rpo/A reflection on what the March 2026 AWS Middle East outage reveals about RTO, RPO, and why non-functional requirements must be foundational — not optional. Tue, 10 Mar 2026 10:00:00 GMThttps://bakrblog.netlify.app/posts/rails-active-support/https://bakrblog.netlify.app/posts/rails-active-support/An exploration of Rails ActiveSupport framework components including Core Extensions, Concern, Inflector, TimeWithZone, Notifications, and Autoload. Sat, 08 Mar 2025 10:00:00 GMThttps://bakrblog.netlify.app/posts/rails-attribute-tracking-methods/https://bakrblog.netlify.app/posts/rails-attribute-tracking-methods/An overview of Rails attribute tracking methods for monitoring changes to ActiveRecord model attributes before and after save operations. Sat, 22 Feb 2025 10:00:00 GMThttps://bakrblog.netlify.app/posts/rails-callback-methods/https://bakrblog.netlify.app/posts/rails-callback-methods/A reference guide to Rails ActiveRecord callback methods including before, after, and around callbacks for create, save, update, destroy, and validation lifecycle events. Sat, 08 Feb 2025 10:00:00 GMThttps://bakrblog.netlify.app/posts/cache-in-rails/https://bakrblog.netlify.app/posts/cache-in-rails/An overview of caching strategies in Rails including page, action, fragment caching, cache expiration, and different cache stores like Redis, in-memory, and file store. Sat, 25 Jan 2025 10:00:00 GMThttps://bakrblog.netlify.app/posts/single-table-inheritance/https://bakrblog.netlify.app/posts/single-table-inheritance/Understand STI (Single Table Inheritance) in Ruby on Rails and how to implement it with practical examples. Mon, 16 Sep 2024 02:12:00 GMThttps://bakrblog.netlify.app/posts/higher-order-functions-in-ruby/https://bakrblog.netlify.app/posts/higher-order-functions-in-ruby/A simple article to understand higher-order functions in Ruby, covering blocks, procs, and lambdas with practical examples. Sun, 15 Sep 2024 17:21:00 GMThttps://bakrblog.netlify.app/posts/twitter-api-conversion-integration-guide-with-rails/https://bakrblog.netlify.app/posts/twitter-api-conversion-integration-guide-with-rails/A step-by-step guide for integrating the Twitter Conversion API with Ruby on Rails, including setup, configuration, and handling data. Sat, 14 Sep 2024 15:21:00 GMT