bug fix

giantray · giantray · commit bad8392793ff · 2015-08-18T16:38:50.000+08:00
diff --git a/contents/iterate-through-a-hashmap.md b/contents/iterate-through-a-hashmap.md
@@ -19,4 +19,4 @@ while (entries.hasNext()) {
 ```
 
 stackoverflow链接：
-http://stackoverflow.com/questions/271526/avoiding-null-statements-in-java?page=2&tab=votes#tab-top
+http://stackoverflow.com/questions/1066589/iterate-through-a-hashmap
