Re: [ANN] Sparkling, a Clojure-API to Apache Spark.

2015-05-18 Thread Dmitriy Morozov
Hi Tilak! You are trying to call groupByKey on instance of JavaRDD which doesn't have this method. You need JavaPairRDD which you can create with spark/map-to-pair. Good luck! On Wednesday, January 7, 2015 at 2:23:42 PM UTC+2, chris_betz wrote: > > Hi, > > > we just released Sparkling (https:

Re: Need advice on algorithm performance

2014-12-04 Thread Dmitriy Morozov
xp_2"] "exp_2419"] [:ID > "P3" "exp_3"] "exp_2418"]))) > > > Jony > > On Wednesday, 3 December 2014 18:49:01 UTC, Dmitriy Morozov wrote: >> >> Hi, guys! >> >> I have an issue with my function where I use zipper

Need advice on algorithm performance

2014-12-03 Thread Dmitriy Morozov
Hi, guys! I have an issue with my function where I use zippers to modify data structure. The function modifies a tree (parsed grammar tree) to replace expressions with values from a given map. Sadly, the algorithm I came up with is pretty slow. I would appreciate if anyone can give me a hint on