Hi Saurabh,
Here your ratesAndPreds is a RDD of type [((int, int), (Double, Double))]
not an Array. Now, if you want to save it on disk, then you can simply call
the saveAsTextFile and provide the location.
So change your last line from this:
ratesAndPreds.foreach(pw.println)
to this
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From: Akhil Das [mailto:ak...@sigmoidanalytics.com]
Sent: Monday, November 24, 2014 5:55 PM
To: Saurabh Agrawal
Cc: user@spark.apache.org
Subject: Re: Writing collection to file error
Hi Saurabh,
Here your
3rd Floor, Sector - 62,
Noida 201301, India
+91 120 611 8274 Office
*From:* Akhil Das [mailto:ak...@sigmoidanalytics.com]
*Sent:* Monday, November 24, 2014 5:55 PM
*To:* Saurabh Agrawal
*Cc:* user@spark.apache.org
*Subject:* Re: Writing collection to file error
Hi Saurabh,
Here