Add notebook "Digging into Spark Apps Using Spark" (#26)

* Add notebook "Digging into Spark Apps Using Spark"

Spark application logs are useful for monitoring and debugging applications. This notebook will help you dig into Spark application by analyzing Spark application logs, including event log, driver log and executor log.

* change variable name

Co-authored-by: Rahul Potharaju <rapoth@microsoft.com>

Author: laserljy

Notebooks/Scala/Digging into Spark Apps Using Spark.ipynb

@@ -129,7 +129,7 @@
         {
           "output_type": "execute_result",
           "data": {
-            "text/plain": "+--------------------+\n|User                |\n+--------------------+\n|trusted-service-user|\n+--------------------+\n\n+------------------------------+\n|App ID                        |\n+------------------------------+\n|application_1587879306397_0001|\n+------------------------------+\n\n+------------------------------------------+\n|App Name                                  |\n+------------------------------------------+\n|AppName_1587879236530|\n+------------------------------------------+"
+            "text/plain": "+--------------------+\n|User                |\n+--------------------+\n|trusted-service-user|\n+--------------------+\n\n+------------------------------+\n|App ID                        |\n+------------------------------+\n|application_1587879306397_0001|\n+------------------------------+\n\n+------------------------------------------+\n|App Name                                  |\n+------------------------------------------+\n|Charm_e2e_tutorial_JiyingSP1_1587879236530|\n+------------------------------------------+"
           },
           "execution_count": 7,
           "metadata": {}