diff --git a/src/fr/devinsy/util/cmdexec/demo/CmdExecDemo.java b/src/fr/devinsy/util/cmdexec/demo/CmdExecDemo.java
index 814c4fd..0ee6b70 100644
--- a/src/fr/devinsy/util/cmdexec/demo/CmdExecDemo.java
+++ b/src/fr/devinsy/util/cmdexec/demo/CmdExecDemo.java
@@ -48,7 +48,7 @@ public class CmdExecDemo
 	{
 		//
 		BasicConfigurator.configure();
-		org.apache.log4j.Logger.getRootLogger().setLevel(Level.ERROR);
+		org.apache.log4j.Logger.getRootLogger().setLevel(Level.INFO);
 		Logger logger = LoggerFactory.getLogger(CmdExecDemo.class);
 
 		//
@@ -63,7 +63,9 @@ public class CmdExecDemo
 
 				System.out.println("Launch…");
 
-				String result = CmdExecUtils.run("/bin/bash", "-c", "echo '10\n5\n7\n1' > " + tmpFile.getAbsolutePath());
+				// String result = CmdExecUtils.run("/bin/bash", "-c",
+				// "echo '10\n5\n7\n1' > " + tmpFile.getAbsolutePath());
+				String result = CmdExecUtils.run("/bin/bash -c \"echo '10\n5\n7\n1' > " + tmpFile.getAbsolutePath() + " \"");
 
 				System.out.println("result=[" + result + "]");
 			}
@@ -89,8 +91,22 @@ public class CmdExecDemo
 
 				System.out.println("Launch…");
 
-				// String command = "/bin/sort -r /etc/passwd";
-				String[] command = { "/usr/bin/sort", "-n", "-r", tmpFile.getAbsolutePath() };
+				String[] command = { "/usr/bin/sort", "-n", tmpFile.getAbsolutePath() };
+
+				CmdExec cmdexec = new CmdExec(command, StreamGobbler.StreamWay.BUFFER, StreamGobbler.StreamWay.BUFFER);
+				System.out.println("command=[" + cmdexec.toString() + "]");
+				System.out.println("exitVal=[" + cmdexec.getExitValue() + "]");
+				System.out.println("out=[" + cmdexec.getOutStream() + "]");
+				System.out.println("err=[" + cmdexec.getErrStream() + "]");
+			}
+
+			// #3
+			{
+				System.out.println("========== DEMO #3;");
+
+				System.out.println("Launch…");
+
+				String command = "/usr/bin/sort -n -r " + tmpFile.getAbsolutePath();
 
 				CmdExec cmdexec = new CmdExec(command, StreamGobbler.StreamWay.BUFFER, StreamGobbler.StreamWay.BUFFER);
 				System.out.println("command=[" + cmdexec.toString() + "]");