ActionController::ParamsWrapper in Rails is responsible for wrapping the parameters hash into a nested hash.
Do you know, you can’t bind mouse events to a input element once it is disabled?
Recently while working on one of the projects I encountered a situation where I had to post some nested-data to a controller method and this data wasn’t associated with any model hence rails
fields_for was of no help.
In some widgets rich websites we are often faced with a situation where we need to update all the widgets on a page based on change of a particular attribute.