fixes corresponding to review feedback at pull request #479

1 files changed, 6 insertions, 3 deletions

diff --git a/examples/src/main/scala/spark/streaming/examples/ZeroMQWordCount.scala b/examples/src/main/scala/spark/streaming/examples/ZeroMQWordCount.scala
index ab7b67ed4b..5ed9b7cb76 100644
--- a/examples/src/main/scala/spark/streaming/examples/ZeroMQWordCount.scala
+++ b/examples/src/main/scala/spark/streaming/examples/ZeroMQWordCount.scala
@@ -35,20 +35,23 @@ object SimpleZeroMQPublisher {
 /**
  * A sample wordcount with ZeroMQStream stream
  *
- * Usage: WordCountZeroMQ <master> <zeroMQurl> <topic>
+ * To work with zeroMQ, some native libraries have to be installed.
+ * Install zeroMQ (release 2.1) core libraries. [ZeroMQ Install guide](http://www.zeromq.org/intro:get-the-software)
+ * 
+ * Usage: ZeroMQWordCount <master> <zeroMQurl> <topic>
  * In local mode, <master> should be 'local[n]' with n > 1
  *   <zeroMQurl> and <topic> describe where zeroMq publisher is running.
  *
  * To run this example locally, you may run publisher as
  *    `$ ./run spark.streaming.examples.SimpleZeroMQPublisher tcp://127.0.1.1:1234 foo.bar`
- * and then run the example
+ * and run the example as
  *    `$ ./run spark.streaming.examples.ZeroMQWordCount local[2] tcp://127.0.1.1:1234 foo`
  */
 object ZeroMQWordCount {
   def main(args: Array[String]) {
     if (args.length < 3) {
       System.err.println(
-        "Usage: WordCountZeroMQ <master> <zeroMQurl> <topic>" +
+        "Usage: ZeroMQWordCount <master> <zeroMQurl> <topic>" +
           "In local mode, <master> should be 'local[n]' with n > 1")
       System.exit(1)
     }