Add @see for SO link

diff --git a/src/Core/Cache/MemcachedCache.php b/src/Core/Cache/MemcachedCache.php
index 89685c3f255ce44f83d5745e934eea4a6803c4b5..69f6b9a0a7c0eea4c1da800ac2ba224c5bf7a058 100644 (file)
--- a/src/Core/Cache/MemcachedCache.php
+++ b/src/Core/Cache/MemcachedCache.php
@@ -94,6 +94,7 @@ class MemcachedCache extends Cache implements IMemoryCache
         * Special function because getAllKeys() is broken since memcached 1.4.23.
         *
         * cleaned up version of code found on Stackoverflow.com by Maduka Jayalath
+        * @see https://stackoverflow.com/a/34724821
         *
         * @return array|int - all retrieved keys (or negative number on error)
         */