Monads in JavaScript
Monad is a design pattern used to describe computations as a series of steps. They are extensively used in pure functional programming languages to manage side effects but can also be used in multiparadigm languages to control complexity. Monads wrap types giving them additional behavior like the automatic propagation of empty value (Maybe monad) or simplifying asynchronous code (Continuation mona
Private properties in JavaScript
Object properties were traditionally left unprotected in JavaScript or hidden, captured in a closure. Symbols and WeakMaps provide another alternative. Both Chrome (version 36) and Firefox (version 31) support WeakMaps. Chrome 36 supports Symbols but it’s necessary to enable Experimental JavaScript at chrome://flags/#enable-javascript-harmony. Firefox supports symbols from version 33. function pri
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