Fixed the issues

app/helpers/gitlab_markdown_helper.rb

@@ -118,7 +118,7 @@ module GitlabMarkdownHelper
 
   # Returns a random markdown tip for use as a textarea placeholder
   def random_markdown_tip
-    "#{MARKDOWN_TIPS.sample}"
+    MARKDOWN_TIPS.sample
   end
 
   private

app/views/projects/notes/_edit_form.html.haml

@@ -5,7 +5,7 @@
       = render 'projects/zen', f: f, attr: :note, classes: 'note_text js-note-text js-task-list-field'
 
       .comment-hints.clearfix
-        .pull-left #{link_to 'Markdown tip:', help_page_path('markdown', 'markdown'),{ target: '_blank', tabindex: -1 }}
+        .pull-left #{link_to 'Markdown ', help_page_path('markdown', 'markdown'),{ target: '_blank', tabindex: -1 }}
         .pull-right #{link_to 'Attach a file', '#', class: 'markdown-selector', tabindex: -1 }
 
     .note-form-actions

app/views/projects/notes/_form.html.haml

@@ -13,7 +13,8 @@
 
     .comment-hints.clearfix
       .pull-left
-        = link_to "Markdown tip:", help_page_path("markdown", "markdown"),{ target: '_blank', tabindex: -1 }
+        = link_to "Markdown ", help_page_path("markdown", "markdown"),{ target: '_blank', tabindex: -1 }
+        tip:
         = random_markdown_tip
       .pull-right
         = link_to '#', class: 'markdown-selector', tabindex: -1 do

spec/helpers/gitlab_markdown_helper_spec.rb

@@ -137,6 +137,7 @@ describe GitlabMarkdownHelper do
   describe 'random_markdown_tip' do
     it 'returns a random Markdown tip' do
       stub_const("#{described_class}::MARKDOWN_TIPS", ['Random tip'])
+      expect(random_markdown_tip).to eq 'Random tip'
     end
   end
 end