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What is the difference between: new Promise(function(res, rej) { res("aaa"); }) .then(function(result) { return "bbb"; }) .then(function(result) { console.log(result); }); and this: new Promise(function(res, rej) { res("aaa"); }) .then(function(result)...
Consider the following code that reads an array of files in a serial/sequential manner. readFiles returns a promise, which is resolved only once all files have been read in...
Whether it’s an ES6 Promise or a bluebird Promise, Q Promise, etc. How do I test to see if a given object is a Promise? 19 Answers 19
I’ve been developing JavaScript for a few years and I don’t understand the fuss about promises at all. It seems like all I do is change: api(function(result){ api2(function(result2){ api3(function(result3){...
I was writing code that does something that looks like: function getStuffDone(param) { | function getStuffDone(param) { var d = Q.defer(); /* or $q.defer */ | return new Promise(function(resolve,...