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 ...

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 ...

‘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” ...