DOC: Add example Markdown content

Author: mgeier

doc/code-cells.ipynb

@@ -553,6 +553,55 @@
     "df"
    ]
   },
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "### Markdown Content"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "from IPython.display import Markdown"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "md = Markdown(\"\"\"\n",
+    "# Markdown\n",
+    "\n",
+    "It *should* show up as **formatted** text\n",
+    "with things like [links] and images.\n",
+    "\n",
+    "[links]: https://jupyter.org/\n",
+    "\n",
+    "![Jupyter notebook icon](images/notebook_icon.png)\n",
+    "\n",
+    "## Markdown Extensions\n",
+    "\n",
+    "There might also be mathematical equations like\n",
+    "$a^2 + b^2 = c^2$\n",
+    "and even tables:\n",
+    "\n",
+    "A     | B     | A and B\n",
+    "------|-------|--------\n",
+    "False | False | False\n",
+    "True  | False | False\n",
+    "False | True  | False\n",
+    "True  | True  | True\n",
+    "\n",
+    "\"\"\")\n",
+    "md"
+   ]
+  },
   {
    "cell_type": "markdown",
    "metadata": {},
@@ -671,7 +720,7 @@
    "outputs": [],
    "source": [
     "tabs = w.Tab()\n",
-    "for idx, obj in enumerate([df, fig, eq, i, slider]):\n",
+    "for idx, obj in enumerate([df, fig, eq, i, md, slider]):\n",
     "    out = w.Output()\n",
     "    with out:\n",
     "        display(obj)\n",