4.3 / | 10 Actionview...

: By default, Rails looks for a layout in app/views/layouts/application.html.erb .

: You can pass data into a partial so it doesn't rely on global instance variables (like @product ). 4.3 / 10 ActionView...

: The keyword <%= yield %> is used within a layout to indicate where the specific view's content should be inserted. : By default, Rails looks for a layout

: Use <%= render partial: "product", locals: { product: @product } %> . : By default

: Upgrading versions may require updating gems like Webpacker or adjusting cookie security metadata.

: Extracts a specific phrase from a larger text block with surrounding context.