Brain teasers
Port 4041 instead of 4040 for Spark shell.
As we already had a Scala shell running, which had created a Spark UI at port 4040, the Python shell had to bind the UI to a different port, which in this case was 4041.
Port 4041 instead of 4040 for Spark shell.
As we already had a Scala shell running, which had created a Spark UI at port 4040, the Python shell had to bind the UI to a different port, which in this case was 4041.