Lamanus questions

Lamanus answers

• How do I list all running EMR clusters using Boto?
• AWS RDS Certificate Authority update
• Aggregate while dropping duplicates in pyspark
• What is the difference between AWS ElastiCache Cluster and AWS ElastiCache Replication Group?
• Understanding IAM Passrole
• Extract date type data in NiFi 1.9.2
• Create security group at CLI, getting InvalidVpcID.NotFound The vpc ID does not exist
• How to change termination protection by boto3
• Is there a way to setup bootstrap actions to run on EMR after core services are installed (Spark etc)?