Functions without a name Simply put, a lambda is a function without a name, or an anonymous function. A small piece of executable code, that can be passed around as if it were a variable. In JavaScript: function () {}; // very simple Let’s see now some uses for these lambdas. Abstracting boilerplate code Lambdas … Read more
I needed this as well so I just took the source code from b93 and put it in a “util” class. I had to modify it slightly to work with the current API. For reference here’s the working code (take it at your own risk…): public static<A, B, C> Stream<C> zip(Stream<? extends A> a, Stream<? … Read more
Lambda comes from the Lambda Calculus and refers to anonymous functions in programming. Why is this cool? It allows you to write quick throw away functions without naming them. It also provides a nice way to write closures. With that power you can do things like this. Python def adder(x): return lambda y: x + … Read more