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Showing posts with the label Promise

In Javascript, How To Wrap A Promise In Timeout?

It's a common pattern to implement timeout of some asynchronous function, using deffered/promis… Read more In Javascript, How To Wrap A Promise In Timeout?

Convert Async.eachlimit To Promise

I have such aync code async.eachLimit(teams, 1000, fetchTeamInfo, exit) I need to convert it to Pr… Read more Convert Async.eachlimit To Promise

I Need Some Help Promises And Q Library

I need some help on syntax with node.js promises. In readme for node.js module called q https://git… Read more I Need Some Help Promises And Q Library

How To Create A Function That Returns An Existing Promise Instead Of New Promise?

JavaScript/Promise experts, I hope you can help me, because I don't understand how I can create… Read more How To Create A Function That Returns An Existing Promise Instead Of New Promise?

Looking For If Then Else Pattern With Async Library

I'm not so experienced/elegant programmer. I hope my question is understandable. I have used ja… Read more Looking For If Then Else Pattern With Async Library

Angular: Update Service And Share Data Between Controllers

I'm using a service to grab some data from an API: angular.module('myApp', []) .factory… Read more Angular: Update Service And Share Data Between Controllers

Mocha Tests Using Superagent + Promises Timeout Rather Than Fail With 'expect'

I'm using mocha to run a number of integration tests against an external web service. I use sup… Read more Mocha Tests Using Superagent + Promises Timeout Rather Than Fail With 'expect'

Promises And Async/await In Nodejs

My sample code: let name; Login.findOne().then(() => { name = 'sameer'; }); // con… Read more Promises And Async/await In Nodejs

Why Does Vs Code Break On Handled Exception From Reject In Promise?

Take this code, we have a promise that calls a function that will fail, and it should pass the erro… Read more Why Does Vs Code Break On Handled Exception From Reject In Promise?

How Do I Handle Multiple Browser Scripts Making The Same Calls To The Back-end Service

I have a web page where different parts of it all need the same back-end data. Each is isolated, s… Read more How Do I Handle Multiple Browser Scripts Making The Same Calls To The Back-end Service

Query Inside Parse Cloud For Loop

I have been trying to run my Parse Cloud Code for some time and can not seem to get around this pro… Read more Query Inside Parse Cloud For Loop

Promise, Async, Await - Boolean Returns False But If Condition Still Gets Called

Context I have this piece of code to force app update, that checks whether an update is needed and … Read more Promise, Async, Await - Boolean Returns False But If Condition Still Gets Called

Nodejs Process Crashed Without An Exception

I write a log entry to the log when an uncaught exception occurred in my nodejs app. process.on(… Read more Nodejs Process Crashed Without An Exception

Executing Promises In A Sequence

An example from this page. https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global… Read more Executing Promises In A Sequence

Weird Behavior With Promise Throwing "unhandled Promise Rejection" Error

When I run this code using Node, it throws an Unhandled promise rejection error in the console (eve… Read more Weird Behavior With Promise Throwing "unhandled Promise Rejection" Error

Calling A Promise Within A Promise , With $q.all

I have multiple api requests which can run in parallel. getlocations, getstates, get territories ca… Read more Calling A Promise Within A Promise , With $q.all

Authorization Header Not Being Sent When Using Fetch

When I try and set the Authorzation header as below the header doesn't get sent to the server f… Read more Authorization Header Not Being Sent When Using Fetch

How To Handle Error And Use Promises Correctly

To begin with, I am taking a follow up from this question I posted few moments ago Now, I thought I… Read more How To Handle Error And Use Promises Correctly

Working With Promises Inside An If/else

I have a conditional statement in which I need to perform one of two operations, then continue afte… Read more Working With Promises Inside An If/else

How Can I Call The Second Sequential Promise Design Pattern Method In A Loop In Angularjs?

New to angularjs and trying out the promise pattern for the first time - I have a service utility … Read more How Can I Call The Second Sequential Promise Design Pattern Method In A Loop In Angularjs?