From 531b373eb8776593edf103e1c31fdd90295cb373 Mon Sep 17 00:00:00 2001
From: Josh Barnes <joshuacookebarnes@gmail.com>
Date: Mon, 30 Nov 2015 01:05:44 +0000
Subject: [PATCH] fix bug in `notebook/js/quickhelp` whereby edit-mode
 shortcuts were duplicated on every rebuild

---
 notebook/static/notebook/js/quickhelp.js | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/notebook/static/notebook/js/quickhelp.js b/notebook/static/notebook/js/quickhelp.js
index 6c49d8519..735358b50 100644
--- a/notebook/static/notebook/js/quickhelp.js
+++ b/notebook/static/notebook/js/quickhelp.js
@@ -257,8 +257,8 @@ define([
     
     QuickHelp.prototype.build_edit_help = function (cm_shortcuts) {
         var edit_shortcuts = this.keyboard_manager.edit_shortcuts.help();
-        jQuery.merge(cm_shortcuts, edit_shortcuts);
-        return build_div('<h4>Edit Mode (press <kbd>Enter</kbd> to enable)</h4>', cm_shortcuts);
+        edit_shortcuts = jQuery.merge(jQuery.merge([], cm_shortcuts), edit_shortcuts);
+        return build_div('<h4>Edit Mode (press <kbd>Enter</kbd> to enable)</h4>', edit_shortcuts);
     };
 
     var build_one = function (s) {