Github user HyukjinKwon commented on a diff in the pull request: https://github.com/apache/spark/pull/16137#discussion_r91008621 --- Diff: core/src/main/scala/org/apache/spark/SparkContext.scala --- @@ -119,22 +119,22 @@ class SparkContext(config: SparkConf) extends Logging { /** * Alternative constructor that allows setting common Spark properties directly * - * @param master Cluster URL to connect to (e.g. mesos://host:port, spark://host:port, local[4]). - * @param appName A name for your application, to display on the cluster web UI - * @param conf a [[org.apache.spark.SparkConf]] object specifying other Spark parameters + * @param master cluster URL to connect to (e.g. mesos://host:port, spark://host:port, local[4]). + * @param appName a name for your application, to display on the cluster web UI + * @param conf a `org.apache.spark.SparkConf` object specifying other Spark parameters */ def this(master: String, appName: String, conf: SparkConf) = this(SparkContext.updatedConf(conf, master, appName)) /** * Alternative constructor that allows setting common Spark properties directly * - * @param master Cluster URL to connect to (e.g. mesos://host:port, spark://host:port, local[4]). - * @param appName A name for your application, to display on the cluster web UI. - * @param sparkHome Location where Spark is installed on cluster nodes. - * @param jars Collection of JARs to send to the cluster. These can be paths on the local file + * @param master cluster URL to connect to (e.g. mesos://host:port, spark://host:port, local[4]). + * @param appName a name for your application, to display on the cluster web UI. + * @param sparkHome location where Spark is installed on cluster nodes. + * @param jars collection of JARs to send to the cluster. These can be paths on the local file * system or HDFS, HTTP, HTTPS, or FTP URLs. - * @param environment Environment variables to set on worker nodes. + * @param environment environment variables to set on worker nodes. --- End diff -- Do we have a rule (or other references) to make them lower-cased? I am worried of similar changes in the future and it might be great if we have a concrete reason here to change so.
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