Closure Tools Blog. Closure in JavaScript – with examples « tinyHippos. Here at tinyHippos, we use JavaScript extensively.
As a matter of fact it is our core development language right now. So I’m often surprised to see how many developers don’t understand how closure works. Closures – A Simple Explanation (Using Ruby) There are a great many decent developers out there who don't know what a closure is.
I don't really have any concrete stats on this matter, it is simply an intuitive assessment based on experience. But, you know what – that's fair enough, considering that the most popular languages that are in use right now don't support closures (Java, C++).