Liwei Lin 3ce3a282c8 [SPARK-17359][SQL][MLLIB] Use ArrayBuffer.+=(A) instead of ArrayBuffer.append(A) in performance critical paths ... ## What changes were proposed in this pull request? We should generally use `ArrayBuffer.+=(A)` rather than `ArrayBuffer.append(A)`, because `append(A)` would involve extra boxing / unboxing. ## How was this patch tested? N/A Author: Liwei Lin <lwlin7@gmail.com> Closes #14914 from lw-lin/append_to_plus_eq_v2.		2016-09-07 10:04:00 +01:00
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src	[SPARK-17359][SQL][MLLIB] Use ArrayBuffer.+=(A) instead of ArrayBuffer.append(A) in performance critical paths	2016-09-07 10:04:00 +01:00
pom.xml	[SPARK-16535][BUILD] In pom.xml, remove groupId which is redundant definition and inherited from the parent	2016-07-19 11:59:46 +01:00