HDInsight Cluster Customization by using Script Action

HDInsight clusters can now be customized to run a variety of Hadoop projects, including Spark and R modules, by using Script Action.Read more about installing and using Spark on HDInsight: * [Install and use Spark on HDInsight clusters](https://azure.microsoft.com/en-us/documentation/articles/hdinsight-hadoop-spark-install/) Read more about Script Action to make other customizations: * [Customize HDInsight clusters using Script Action](https://azure.microsoft.com/en-us/documentation/articles/hdinsight-hadoop-customize-cluster/) * [Script Action Development with HDInsight](https://azure.microsoft.com/en-us/documentation/articles/hdinsight-hadoop-script-actions/) * [Install and use R on HDInsight Hadoop clusters](https://azure.microsoft.com/en-us/documentation/articles/hdinsight-hadoop-r-scripts/) * HDInsight * [ HDInsight](https://azure.microsoft.com/en-gb/products/hdinsight/)