node js throw error
FactoryController.prototype.create = function (callback) {
    //The throw is working, and the exception is returned.
    throw new Error('An error occurred'); //outside callback 
    try {
        this.check(function (check_result) {
            callback(check_result);
        });
    } catch (ex) {
        throw new Error(ex.toString());
    }
}

FactoryController.prototype.create = function (callback) {
    try {
        this.check(function (check_result) {
            //The throw is not working on this case to return the exception to the caller(parent)
            throw new Error('An error occurred'); //inside callback 
        });
    } catch (ex) {
        throw new Error(ex.toString());
    }
}
error handling in node js
app.get('/', function (req, res, next) {
  Promise.resolve().then(function () {
    throw new Error('BROKEN')
  }).catch(next) // Errors will be passed to Express.
})
Source: expressjs.com
error handling in node.js
app.use(( err, req, res, next ) => {
  res.locals.error = err;
  if (err.status >= 100 && err.status < 600)
    res.status(err.status);
  else
    res.status(500);
  res.render('error');
});
node.js error handling
process.on('warning', veri => console.log(veri))
process.on('unhandledRejection', veri => console.log(veri))
process.on('uncaughtException', veri => console.log(veri))

Javascript相关代码片段

node querystring

function return a function

Passing a function as an argument

Assigning a function to a variable

regex caractère spécila

react full pagination without plugin

mysql connection pool

fetchPriority, image, loading image

scale rotation transformation using matrix

scale rotation transformation matrix

json not escaping chars well js

prevent save in before_save js frappe

swagger.json use bearer token

javascript isFunction

remove null, undefined or empty value on object

what is swiper used for?

use variable name inside string js

how to double number 2 number nodejs

dynamic nav tabs

dropzone file upload

fastest javascript map methods

nested conditional operator js

javascript subscribe example

javascript call function from external script

copy text to clipboard on click javascript

get age from date of birth javascript

Entity in nestjs

react js particles

$store.commit

Generate dates array using date range

electron nodemon

puppeteer kasada solver

react charts

xss sanitizer for next js

sort an arra

uncaught error: no url provided.

accordian js jquery ui

scrollreveal scrolling delay animations

oracle apex get page item value in javascript

manifest.json chrome extension

remove angular material theme

Lifting state up in ReactJS

firestore pagination example javascript

github javascript projects for beginners

react js scroll top

js listen for click on link

js listen for change in url subdomain

js detect change in subdomain name

how to detect when the browser url changes js

jquery animate counter

vs code console.log();

create a folder in vs code with its files

JavaScript Regex to Replace Links

complex javascript code

react change background color on scroll

angular mat-select default value

unit test angular

discord js audio not playing

forgot kali linux username and password

jquery removedata

process on unhandled exception

checkbutton tkinter get value

github delete local branch

laravel validation boolean must be true

set background image android

how to pass generic list as parameter in c#

cypress waiting for new page to load

leave input event

discord.js abortcontroller is not defined

asp.net mvc ajax post to controller

json dumps single quotes

@iconify-icons npm

invalid json response datatable

math array javascript

add icon to bottom tab navigator react native

how to set form invalid in angular 7

close modal after submit angular 8

jquery validate multiple fields with same name

get time seconds javascript

can js see zoom percentage