edit file routes

app/views/home/_box_five_job.html.erb

-<%= render 'job/modal_login'%>
-<%cru = 0%>
 <div class="container">
   <div class="row">
     <div class="col-sm-12">
       <% @lasted_jobs.each do |val| %>
           <div class="box_jobs">                
             <div class="col-sm-12 d-block d-sm-none">
-              <% if cru == 1 %>
               <div class="link_favorite_top block_link_favorite md">
                 <span><%= link_to '<i class="far fa-heart"></i>'.html_safe, '#', class: 'link_favorite'%><span>
               </div>
-              <% else %>
-                <div class="block_click_favorite link_favorite_top ">
-                  <span><i class="far fa-heart"></i><span>
-                </div>
-              <% end %>
             </div>
               <div class="row">
                 <div class="col-sm-10 col-md-9 col-lg-10">
                   <div class="box_info">
                     <div class="lol">
-                      <%= link_to val.name, "/detail/#{val.id}", class: 'job_name' %>
+                      <%= link_to val.name, detail_job_path(id: val.id), class: 'job_name' %>
                     </div>
                     <div class="cop">
                       <h5 class="box_info_copany_name"><i class="far fa-building"></i> <%= val.company.name %></h5>
                     </div>
                     <div class="loc">
                       <h5 class="box_info_location"><i class="fas fa-map-marker-alt"></i>
-                        <% dt = [] %>
-                          <% val.cities.each do |x| %>
-                              <% dt << (x.name << ' | ') %>
-                          <% end %>
-                        <%= dt.join('').chomp('| ')%>
+                        <%= val.cities.map(&:name).join(' | ') %>
                       </h5>
                     </div>
                     <h5 class="box_info_salary"><i class="fas fa-dollar-sign"></i>&nbsp; Lương: <%= val.salary %></h5>
@@ -41,25 +29,14 @@
                   </div>
                 </div>
                 <div class="col-sm-2 col-md-3 d-none d-sm-block col-lg-2">
-                  <% if cru == 1 %>
                   <div class="box_link_favotite">
                     <div class="block_link_favorite lg">
-                        <span><i class="far fa-heart"></i> <%= link_to 'Yêu thích'.html_safe, '#', class: 'link_favorite' %><span>
+                      <span><i class="far fa-heart"></i> <%= link_to 'Yêu thích', '#', class: 'link_favorite' %><span>
                     </div>
                     <div class="block_link_favorite md">
                       <span><%= link_to '<i class="far fa-heart"></i>'.html_safe, '#', class: 'link_favorite' %><span>
                     </div>
                   </div>
-                  <% else %>
-                    <div class="box_link_favotite">
-                      <div class="block_click_favorite lg">
-                        <span><i class="far fa-heart"></i> Yêu thích<span>
-                      </div>
-                      <div class="block_click_favorite md">
-                        <span><i class="far fa-heart"></i><span>
-                      </div>
-                    </div>
-                  <% end %>
                 </div>
               </div>
           </div>

config/routes.rb

 Rails.application.routes.draw do
   root 'home#index'
-  get 'detail/:id', to: 'job#detail'
+  get 'detail/:id', to: 'job#detail', as: :detail_job
   # For details on the DSL available within this file, see http://guides.rubyonrails.org/routing.html
 end