Summary:
- Set yarn
yarn add jquery- Add jquery to application.js manifest file
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Today I ran into this problem.
ActionCable 5.1 , JQuery - Yarn, javascript (Think Gemfile Bundler, javascript).
Rails 5.1 : bin/yarn. , , " ":
Download Yarn at https://yarnpkg.com/en/docs/install
Mac, brew install yarn.
Chocolatey Windows, choco install yarn.
Linux " sudo apt-get install yarn. , .
, , :
yarn add jquery
jquery .js: package.json. "Javascript Gemfile", - "Bundler".
, jquery , .
. Javascript Rails.