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 ...

A simple closure (script6.js ... in JavaScript to study five core functional programming techniques, which we’ll further explore using Java code in Part 2. In addition to touring Java 8 ...

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 ... When not programming or playing ...

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 ...