What is lambda? You may know that it’s the eleventh letter in the Greek alphabet. Perhaps you recall from Physics that it’s the symbol used to represent wavelength in calculations, or you might have ...

In the technical keynote address for JavaOne 2013, Mark Reinhold, chief architect for the Java Platform Group at Oracle, described lambda expressions as the single largest upgrade to the Java ...

Integrating lambda expressions into your methods is easy. The trick is in recognizing when to use them. And that means understanding when the strategy and factory method patterns are going to make ...

Before Java SE 8, anonymous classes were typically used to pass functionality to a method. This practice obfuscated source code, making it harder to understand. Java 8 eliminated this problem by ...

A friend was recently reviewing some Visual Basic code that I was having an issue with. As we looked at one particular section of code, he said "You could really tighten up this code with a couple ...

Community driven content discussing all aspects of software development from DevOps to design patterns. The goal of a lambda expression in Java is to implement a single method. All Java methods have ...

I think you just need to check whether the second element of your lambda is an atom or a list. If it's a list, you have fixed arity, if it's an atom you have variable arity.<BR><BR>Then you do the ...

A lot of programming languages these days feature lambda functions, or what I would be just as happy to call anonymous functions. Some people make a big deal out of these but the core idea is very ...