Rails Best Practices | Replace instance variable with local variableIn partial view, we can use the instance variable directly, but it may be confused and make it hard to reuse anywhere, because we don't know exactly which instance variable can be used, so use the local variable in partial with explicitly assignment. Bad Smell class PostsController < ApplicationController def show @post = Post.find(params[:id]) end end <%= render :partial => "sidebar" %> In this e
