When the code implements Java Function with a concise lambda expression runs, the program prints out 25. That’s all you really need to know about the java.util.function.Function interface. It is a ...

This tutorial is an introduction to socket programming in Java, starting with a simple client-server example ... but we can write client code to handle the simplest case: request a resource ...

Next, we’ll take a look at the Simple Web Server API. Now, we can modify the src/main/java/App.java file to serve a fake file system. You can see the code to do this in Listing 4. Listing 4.

There are only half a dozen classes you really need to master to become competent in the world of functional programming. The java.util.function package contains ... To test the Supplier interface, we ...