Add link to article on Medium and rename a folder

Vizualizations/Plotly/Histogram/Histograms.ipynb

@@ -1,5 +1,18 @@
 {
  "cells": [
+  {
+   "cell_type": "markdown",
+   "metadata": {
+    "ExecuteTime": {
+     "end_time": "2020-10-07T20:48:32.080322Z",
+     "start_time": "2020-10-07T20:48:32.062373Z"
+    }
+   },
+   "source": [
+    "# Histogram with Plotly.Express: Complete guide\n",
+    "Notebook to complement the article: https://towardsdatascience.com/histograms-with-plotly-express-complete-guide-d483656c5ad7"
+   ]
+  },
   {
    "cell_type": "code",
    "execution_count": 1,
@@ -2016,7 +2029,49 @@
    "name": "python",
    "nbconvert_exporter": "python",
    "pygments_lexer": "ipython3",
-   "version": "3.8.3"
+   "version": "3.7.4"
+  },
+  "toc": {
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+   "nav_menu": {},
+   "number_sections": true,
+   "sideBar": true,
+   "skip_h1_title": false,
+   "title_cell": "Table of Contents",
+   "title_sidebar": "Contents",
+   "toc_cell": false,
+   "toc_position": {},
+   "toc_section_display": true,
+   "toc_window_display": false
+  },
+  "varInspector": {
+   "cols": {
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+    "lenType": 16,
+    "lenVar": 40
+   },
+   "kernels_config": {
+    "python": {
+     "delete_cmd_postfix": "",
+     "delete_cmd_prefix": "del ",
+     "library": "var_list.py",
+     "varRefreshCmd": "print(var_dic_list())"
+    },
+    "r": {
+     "delete_cmd_postfix": ") ",
+     "delete_cmd_prefix": "rm(",
+     "library": "var_list.r",
+     "varRefreshCmd": "cat(var_dic_list()) "
+    }
+   },
+   "types_to_exclude": [
+    "module",
+    "function",
+    "builtin_function_or_method",
+    "instance",
+    "_Feature"
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+   "window_display": false
   }
  },
  "nbformat": 4,