Simple commands to download and extract Apache Spark's pre-built binaries from its websites

get_spark.sh

## run the following commands in BASH 
cd # let's get back to your user's home directory
wget -c https://www-us.apache.org/dist/spark/spark-2.4.5/spark-2.4.5-bin-hadoop2.7.tgz # this will download spark
tar xvfz spark-2.4.5-bin-hadoop2.7.tgz # this will extract the downloaded file to current directory
mv spark-2.4.5-bin-hadoop2.7 spark # renaming the extarcted folder to "spark"

# appending the JAVA_HOME and SPARK_HOME environement variables to end of your BASH startup script
# we are assuming that our JRE 8 is installed in "/usr/lib/jvm/java-1.8.0-openjdk-amd64"
cat >> .bashrc <<'EOF'

export JAVA_HOME=/usr/lib/jvm/java-1.8.0-openjdk-amd64
export PATH=$JAVA_HOME/bin:$PATH
export SPARK_HOME="/home/$USER/spark"
export PATH=$SPARK_HOME/sbin:$SPARK_HOME/bin:$PATH

EOF

# let's restart our terminal
bash