From 0128905eea9f8c597ca238b14c18908995511e76 Mon Sep 17 00:00:00 2001
From: Rishi Verma <riverma@apache.org>
Date: Tue, 8 Jul 2014 00:29:23 -0700
Subject: Updated programming-guide.md

Made sure that readers know the random number generator seed argument, within the 'takeSample' method, is optional.

Author: Rishi Verma <riverma@apache.org>

Closes #1324 from riverma/patch-1 and squashes the following commits:

4699676 [Rishi Verma] Updated programming-guide.md
---
 docs/programming-guide.md | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

(limited to 'docs/programming-guide.md')

diff --git a/docs/programming-guide.md b/docs/programming-guide.md
index 06e4c4ce52..b09d6347cd 100644
--- a/docs/programming-guide.md
+++ b/docs/programming-guide.md
@@ -975,8 +975,8 @@ for details.
   <td> Return an array with the first <i>n</i> elements of the dataset. Note that this is currently not executed in parallel. Instead, the driver program computes all the elements. </td>
 </tr>
 <tr>
-  <td> <b>takeSample</b>(<i>withReplacement</i>, <i>num</i>, <i>seed</i>) </td>
-  <td> Return an array with a random sample of <i>num</i> elements of the dataset, with or without replacement, using the given random number generator seed. </td>
+  <td> <b>takeSample</b>(<i>withReplacement</i>, <i>num</i>, [<i>seed</i>]) </td>
+  <td> Return an array with a random sample of <i>num</i> elements of the dataset, with or without replacement, optionally pre-specifying a random number generator seed.</td>
 </tr>
 <tr>
   <td> <b>takeOrdered</b>(<i>n</i>, <i>[ordering]</i>) </td>
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