Github user srowen commented on a diff in the pull request:
https://github.com/apache/spark/pull/14503#discussion_r73651675
--- Diff: docs/programming-guide.md ---
@@ -1097,7 +1097,7 @@ for details.
<tr>
<td> <b>foreach</b>(<i>func</i>) </td>
<td> Run a function <i>func</i> on each element of the dataset. This is
usually done for side effects such as updating an <a
href="#accumulators">Accumulator</a> or interacting with external storage
systems.
- <br /><b>Note</b>: modifying variables other than Accumulators outside
of the <code>foreach()</code> may result in undefined behavior. See <a
href="#ClosuresLink">Understanding closures </a> for more details.</td>
+ <br /><b>Note</b>: modifying variables other than Accumulators outside
of the <code>foreach()</code> may result in undefined behavior. See <a
href="#understanding-closures-a-nameclosureslinka">Understanding closures </a>
for more details.</td>
--- End diff --
Ah right this is an auto-generated anchor. this is OK.
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