How to Correctly render partial template in Rails?

How to Correctly render partial template in Rails?

References

Reference NO 1

http://stackoverflow.com/questions/15189387/how-to-correctly-render-partial-template-in-rails

Reference NO 2

http://stackoverflow.com/questions/15251520/rails-render-partial-ajax-error-but-correct-response-shown-in-debugger

Reference NO 3

http://apidock.com/rails/ActionController/Base/render

Reference NO 4

http://guides.rubyonrails.org/layouts_and_rendering.html

Reference NO 5

https://github.com/rails/rails/issues/5025

Reference NO 6

http://railscasts.com/episodes/387-cache-digests?view=asciicast

Reference NO 7

http://ionrails.com/2009/08/08/rails-partial-templates/

Reference NO 8

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