JavaScript Exercises

There is a global variable window.listNodes that is an array. This variable is refreshed each 3 sec… Read more Javascript: Pause A Function And Wait On A Global Variable

I am using Jasmine 2.0 and require.js. I cannot get the async tests to work properly when I put the… Read more Jasmine 2.0 Async Beforeeach Not Waiting For Async To Finish

I've just started to learn the Fetch API: https://developer.mozilla.org/en-US/docs/Web/API/Fetc… Read more Javascript Fetch Api - Why Does Response.json() Return A Promise Object (instead Of Json)?

I need run startFunc function synchronously and 'wait' in for loop to finish task, to run i… Read more Wait In For Loops For Async Function

In my Vuejs app I need to pass two computed properties to a component called avatar: an image surce… Read more Vuejs Computed Properties That Depend On Other, Asynchronous, Computed Properties

Code Snippet: let data ={}; zlFetch('http://localhost:3000/new.json') .then(respon… Read more How To Export The Response Data Obtained From A Get Api Using Fetch From One Module To Another

I've know versions of this question has been discussed, and I think this is unique. Why does a… Read more Why Does A Settimeout Delay Of 0 Still Run After All Other Synchronous Code In A For Loop?

So I had a problem in my React application, I ran into a specific case where I needed to have multi… Read more Multiple Setstate() Calls In A React Method: How To Make It Work "synchronously"

This is a simple snippet of code to launch an aynchronous ajax request. The processing time of the… Read more Asynchronous Ajax Request Locking Browser

Here is an example of a question that I am slightly confused about. Function one calls function tw… Read more Understanding Javascript Callbacks And Formal Parameters

I have a problem with my angularjs controller. It goes like this I am triggering an async method on… Read more Angularjs - $scope Does Not Apply The First Time I Call My Async Method

An API call returns the next 'page' of results. How do I recurse over that result callback … Read more How To Recurse Asynchronously Over Api Callbacks In Node.js?

I'm having some trouble understanding the difference between asynchronous and synchronous Javas… Read more Asynchronous/synchronous Javascript

Hmm. I'm using setState and for some reason the code following it doesn't have access to th… Read more Is React's Setstate Asynchronous Or Something?

I'm working with a help system which is embedded in an application. The important part of the h… Read more Run Script Before Iframe Loads

I'm trying to make an HTTP GET request using the jQuery get() function, but I'm having some… Read more Problems Making Get Request From Jquery

I was writing a test for handling huge amounts of data. To my surprise, if I added a setTimeout to … Read more Why Does A Function With Settimeout Not Lead To A Stack Overflow

I am attempting to write a 'robocopy /mir' like function within Node.js and cannot seem to … Read more How Can I Properly Call A List Of Async Functions In Order?

So I am confused about how the function(err, data) callback works, is the first argument always an … Read more Understanding Function (err, Data) Callbacks

I have read a lot about promises but I'm still not sure how to implement it. I wrote the folowi… Read more How To Replace 'async=false' With Promise In Javascript?