--- a/src/core/examples/sample-random-variable-stream.cc	Fri Aug 31 12:24:28 2012 +0200
+++ b/src/core/examples/sample-random-variable-stream.cc	Sat Sep 01 20:57:21 2012 +0200
@@ -22,7 +22,6 @@
 #include <iostream>
 
 using namespace ns3;
-using namespace std;
 
 /*
  * This program can be run from waf such as "./waf --run sample-random-variable-stream"
@@ -60,6 +59,6 @@
 
   Ptr<UniformRandomVariable> uv = CreateObject<UniformRandomVariable> ();
 
-  cout << uv->GetValue () << endl;
+  std::cout << uv->GetValue () << std::endl;
 
 }