diff --git a/projects/UdpExample1/UdpReceiver/src/udpreceiver/UdpReceiver.java b/projects/UdpExample1/UdpReceiver/src/udpreceiver/UdpReceiver.java
index 5eeab03a4a4f39762f05acb2b1fc2da420f68f58..d224623dc1c416457a2d58f7a3926dee17d223d8 100644
--- a/projects/UdpExample1/UdpReceiver/src/udpreceiver/UdpReceiver.java
+++ b/projects/UdpExample1/UdpReceiver/src/udpreceiver/UdpReceiver.java
@@ -38,7 +38,7 @@ public class UdpReceiver
                 DataInputStream dis = new DataInputStream(bais);
                 
                 // What happens if you read an integer? Two double values?
-                float first = dis.readFloat();
+                float first  = dis.readFloat(); // alternatives: readFloat(); readInt();
                 float second = dis.readFloat();
                 System.out.println("first: " + first + " second: " + second);
             }
diff --git a/projects/UdpExample1/UdpSender/src/udpsender/UdpSender.java b/projects/UdpExample1/UdpSender/src/udpsender/UdpSender.java
index 475e5b74ca313dfc5831931cf1b6f22a9caf3f8d..a3d2c4f571b0c11b5153ccd7f648aaeadd1630a0 100644
--- a/projects/UdpExample1/UdpSender/src/udpsender/UdpSender.java
+++ b/projects/UdpExample1/UdpSender/src/udpsender/UdpSender.java
@@ -32,7 +32,7 @@ public class UdpSender
             
             ByteArrayOutputStream baos = new ByteArrayOutputStream();
             DataOutputStream dos = new DataOutputStream(baos);
-            dos.writeFloat(17.0f);
+            dos.writeFloat(17.0f); // alternatives: writeFloat(17.0f); writeInt(17);
             dos.writeFloat(23.0f);
             byte[] buffer = baos.toByteArray();