Do you want to read the Rails source code for a deeper understanding of the framework, but feel intimidated by the sheer size of the codebase, or don't know where to start? Start with a specific feature, insert a breakpoint, and step through the method line-by-line. This article shows how.| Write Software, Well
Do you want to understand how Active Job works behind the scenes? Reading and understanding the source code is one of the best ways to learn a framework (or anything). This post breaks it all down for you by tracing the journey of a Rails background job, from its creation to execution.| Write Software, Well
You can safely extract options hash from the end of an argument list using the extract_options! method in Rails. Not only it simplifies the method definition but it keeps the method's API flexible, allowing you to add new options without breaking existing callers.| Write Software, Well
This article explains the Rails rendering process in the context of returning JSON data from the controller. Hopefully, it will make it clear what really happens when you call the render method from the controller.| Write Software, Well
In this post, we’ll explore how redirects work in Rails: what they are, how to redirect manually, and how the redirect_to method simplifies things. We’ll cover common use cases, security considerations, and even dig into the Rails source to see how redirect_to works under the hood.| Write Software, Well
The Instrumentation API in ActiveSupport serves a dual purpose. You can use it to implement the observer (pub-sub) pattern, as well as benchmark how long it took to execute some action. In this post, we'll learn almost everything you need to know about the Rails Instrumentation API.| Write Software, Well
This article shows how you can access your application models and other constants inside rake tasks by adding the `environment` task as a dependency. We'll also go one level deeper and learn exactly how this task loads the environment by inspecting the Rails source code.| Write Software, Well
Here're two techniques I've found really helpful for reading the Rails codebase, without getting overwhelmed. If you want to dive into the Rails source code for a deeper understanding, but feel intimidated by the sheer size of the codebase and don't know where to begin, this post is for you.| Write Software, Well
In this post, we will explore how a simple Ruby method, when added to a controller, becomes an action in Rails, ready to process incoming HTTP requests and send responses. We'll also trace the path of an incoming HTTP request to a Rails controller action.| Write Software, Well