Closure is one of the most mystifying aspects of lambdas. The Kotlin documentation makes a lot of the fact that a lambda has access to the local variables of any function that encloses it, but this is ...

In that example, we define an anonymous function that "multiplies" its argument by seven, then call it with an argument of six. But, of course, Python has overloaded the multiplication operation, so: ...

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 ...

If it's a local function inside a function, it wouldn't take too much intelligence from a compiler to see that it's used exactly once. Furthermore, I don't think this is more true about lambdas than ...

The usual reason for introducing lambda functions into a language is to allow functions to be treated as more like first class citizens in the language. In the case of Kotlin we already have the ...