Download and setup [from the command line] Java, Scala, SBT and Spark on a Ubuntu machine.
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PP7h
Last edited Mar 11, 2017
Created on Apr 13, 2016
Two Bash scripts automate the end-to-end setup of a big-data toolchain on Ubuntu, downloading and installing JDK 8, Scala, SBT, and Spark via `wget`, then extracting tarballs with `tar`, moving binaries into `~/apps`, and appending environment variables to `.bashrc`. The second script sources the updated shell configuration, launches a Spark master and slave using `start-master.sh` and `start-slave.sh`, and runs the bundled `SparkPi` example to verify the installation. It also uses `sed` to reduce log verbosity across all `log4j.properties` files.
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