Functions are objects, but we tend to forget that they are. Just like all objects in JavaScript, functions are anonymous and unlike other languages don't have immutable names. This isn't a huge ...

‘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” ...

With its first class functions, JavaScript doesn't really need lambdas, but it has them and they are useful. Find out the mysteries of the lambda in Jem 11. Lambda expressions sound advanced and ...

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 ...

I created a process to open a menu when a button is pressed, but nothing happens.Even with the same JavaScript, it suddenly started working when I changed where the file was loaded.In web development, ...