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oeddyo/gist:d4c57ea2865a177979ae

Last active August 29, 2015 14:04
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gistfile1.scala
Data:
user url
1 www.twitter
2 www.yahoo.com
1 www.google.com
1 www.twitter.com
Output:
1 www.twitter.com:2,www.google.com:1
2 www.yahoo.com
doing something like
def countUrlForUser(??) = {
//some how concat the url count and user id here
}
dataPipe.groupBy(u: (Long, String) => (u._1, u._2))
.mapValues(countUrlForUser??)
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