Why use gems for serving assets instead of the vendor file?

Question

I am relatively new to Rails and I have a question about serving assets from a gem vs just loading the files into the asset pipeline.

As far as I can tell, they do virtu

Answer 1

jquery-rails is gem contains js file for both jquery.js, jquery_ujs.js. If you does not include jquery-rails, then you have include both jquery.js and jquery_ujs.js.If you are not using gem for jquery-rails, you have manually keep track what version jquery.js is used for jquery_ujs.js. Currently these dependency management is taken care by gem 'jquery-rails'.