‘Higher-order functions’ is a fancy term for functions that take other functions as arguments or that return functions. Very powerful! Last week, I casually dropped the term “higher-order function” ...

The Magical Journey of this: Elusive Pointing In Java, the behavior of this is drastically different from other object-oriented languages. It is not fixed but depends on how the function is called.

In the past two columns, we’ve looked at higher-order functions and talked a little bit about the power of functional programming. So far, the concepts we’ve covered do little to indicate how powerful ...