In last month's column, I walked through the two syntaxes for defining "function datatypes" in TypeScript. I showed the JavaScript-like syntax, which looks like this: var FirstName: (cust: Customer) ...

Defining a callback to managed code involves creating a function in JavaScript and associating it with a delegate. The following helper function accepts parameters that determine the JavaScript object ...

JavaScript can be a boon if used with care—or a bane if used recklessly. Here are the 10 JavaScript concepts you’ll need to write scalable code in Node.js.