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 ...

When you have a method that could do more than one thing, you have two ways to implement the method: Enclose the different processes in If…Then or Select…Case statements, or implement the strategy ...

Community driven content discussing all aspects of software development from DevOps to design patterns. Many developers get intimidated when they look at all the new APIs that accept lambda ...

Take advantage of closures in C# — including anonymous methods, delegates, and lambda expressions — to make your code robust, efficient, readable, and easier to maintain. Closures are often associated ...

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 ...

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 ...

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 ...

Peter follows up on advice for joining collections with LINQ and getting all of the results, but this time, he uses the method-based syntax. A little while back, I did a column on how to join two ...