Six ways to intercept Magento 2, one decision table. Real observer and plugin code, the grep that lists every event a module dispatches, and three production bugs caused by picking the wrong tool.
InstallData is dead. This is the data patch pattern I ship to client stores: one class, dropdown options, attribute set assignment, and a patch_list war story from a live deploy.
A modern, copy-paste guide to building your first Magento 2 module: the two required files, a working route, a declarative database table, and a plugin, without a single deprecated install script.
AI scaffolds Magento modules in seconds, but generates code that looks right and breaks the framework's conventions. Here's how to build a custom extension properly in the AI era: the canonical anatomy, a working example, the AI gotchas to reject, and the gates that keep it maintainable.
Magento has no type="wysiwyg" for system.xml. Here's the canonical frontend_model that turns a config field into a full TinyMCE editor, how to render the value safely per store view, and the gotchas that waste an afternoon.
