JavaScript Code Snippet

class A { constructor() { } return() { return 'I am a return keyword' } var() { return 'I am a var keyword'} } console.log(new A().var())

How to scale large applications without using microservices?

What software techniques were being used before microservice architechture?

Weird behaviour of semicolon(;) in JavaScript?

Let's understand the scenario using following code. 1st Scenario: var x [1,2,4].forEach(console.log) 2nd Scenario: var x = 10 (or console.log('anything') ) [1,2,4].forEach(console.log) so in javascript interpreter puts a semicolon at the end of each...

Problem with angular 2/4/5 code update issue on ubuntu or any server

my question is do we need to update whole build files(created by angular cli during build process) for a little change, is there any other way?

passport google auth not working while first time login

I'm using passport module for authentication. passport-google-oauth (module for google auth) not working when we try first time without login our google account. After first attempt it works as expected. I've spent enough time on the same. Can anyb...

What is the fastest way to integrate chat application in a website?

I'm developing a classified website in which i need to integrate a chat option with seller for users. I don't have much time so i want it very quickly. How can I achieve the same within a very short duration? Update: After a lot of R & D i found i...

mongodb update's command multi: true attribute not working

I've created a collection with some sample documents (taken from json-generator.com website). that collection is containing only 3,51,000 records, so when i'm going to update all those records with a new field, it got stuck and shutdown my mongodb se...

How does timezone work in applications being used across the world?

I'm curious to know how timezone works in application. Suppose there's an application for adding post & comments. If one user from India add a post @ 2 PM and at the same time another user from Sydney, Australia seeing that post, it'll be 6:30 PM. I'...

What is the difference between WebSocket & BOSH ?

Have you ever faced this problem?

->> It worked on localhost, why isn’t it working now!