Java Socket communication doesn't work only on Mac! The cause was in an unexpected place

Java Socket communication doesn't work only on Mac! The cause was in an unexpected placeWhile learning Java, I was creating a simple client-server program using Socket communication.It works fine on ...
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Java Essentials for Embedded Networked Devices – Part 4: Network programming

One of the strong points of Java is that the language has networking capabilities built in. This section will briefly highlight some of the capabilities that are most relevant to the hardware projects ...