Express is a minimal and flexible node.js web application framework, providing a robust set of features for building single and multi-page, and hybrid web applications. On 9th April, 2014, new version 4.0 of Express web application framework has been released. There are some significant changes which you should …

Not that long ago I was helping one of my colleagues to investigate an issue where a method was always returning undefined value even though a literal object was used as a return value. function calculateHash (item) { var hashValue; // item hash value calculation return { hash: hashValue } } calculateHash(/* any item */) // - …