If You're a WordPress Developer, Learn Ruby and Rails

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.

Sometimes you need dynamic content on the form, where parts of the form update based on the user input. This post shows how to use Hotwire's Turbo and Stimulus libraries for in-place form updates by loading data from the server, without submitting the form, which happens only once, at the end.

At first glance, Rails initializers seem complex, but they're solving a simple, but important problem: run some code after framework and gems are loaded, to initialize the application. This post covers the basics of initializers, including what they are, how they work, and how Rails implements them.

Rails 8 lets you mark a database column as not-null by appending an exclamation mark after the column while generating a migration. It's a nice quality of life improvement. This post also contains a few things I learned after reading the pull request.

Counting the number of commits after a specific commit in Git is a common task when you make small but frequent commits and need to squash them before rebasing from the main branch. This post shows one simple way to do this in git. Let me know if you know a better solution.