2020-01-19 02:29
Expressjs one function to handle GET and POST
Problem
Is it is better to have a separate function to handle GET and POST requests for the same API endpoint or combine them into one function… Read More
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Node.js Recipes are structured in a Cookbook format featuring recipes that contain problem statements and solutions. A detailed explanation follows each problem statement of the recipe. This is usually contained within the solution; however, an optional discussion section can often contain other useful information helping to demonstrate how the solution works.
2020-01-19 01:33
Node.js error callback
Problem
I have a codebase which contains code similar to the code below many times:
function(doc, callback) {
doSomething(function(err) {
if(err) return callba… Read More
2020-01-19 00:29
Connecting with Azure Virtual Machine through Putty via Node.js?
Problem
I know that we can connect Azure VM via putty
Just out of curiosity, I wanted to know that can I make SSH request f… Read More
2020-01-18 23:33
Using socket.io and express modules without npm
Problem
I am working on a project for an embedded Linux system (busybox made with buildroot). I am wondering if it is possible to use node.js… Read More
2020-01-18 22:27
Node Mocha test log save to disk
Problem
Need to save the test logging to the disk
I have tried the below code
mocha -R spec test/**/*_test.js > report
suppose any test case f… Read More
2020-01-18 21:31
Redeclaring object with var
Problem
I am trying to understand what is happening in the following piece of code, could anyone help? I am using node.js and I am trying to override native cons… Read More
2020-01-18 20:30
Node.js runs in cmd but not in browser
Problem
I ran this code, which is in jquery pro 2.0 book:
var http = require("http");
var querystring = require("querystring");
var port =… Read More
2020-01-18 19:27
What is the consequence by not using var in a require declaration in node.js?
Problem
When I want to import a 'class' in node.js I do this at the beginning of the file:
var MyClass = requi… Read More
2020-01-18 18:32
How to do field selection on find() in the mongodb native driver?
Problem
I am using the mongodb native driver for node.js and can't get to work the field selection. What I want to do is to… Read More
2020-01-18 17:31
grunt concat doesn't concat all files
Problem
I'm using grunt-concat to concatenate all my files into one js file, however it appears to only include the first, and last 3 files. Missing ou… Read More
2020-01-18 16:28
Using socket.io without client embedded in html
Problem
Every where I m searching, socket.io is used in two part: one client and one server.
The server is a node.js application, but everyt… Read More
2020-01-18 15:26
Why does node.js http doesn't call the end event when there is no data listener?
Problem
I am sending data from a file to a server as a HTTP POST request like that:
var options = {
"ho… Read More
2020-01-18 14:27
Which project structure is correct as per MVC?
Problem
I noticed frameworks such as flask typically have a module named views to house the:
@app.route('/')
def index():
return render_te… Read More
2020-01-18 13:32
How to update multiple documents in mongodb native nodejs driver?
Problem
Salam (means hello) :)
I'm running mongodb 2.4.8 and Mongo DB Native NodeJS Driver. when I use the following funct… Read More
2020-01-18 12:28
angular $locationChangeStart not getting called properly, what do?
Problem
I'm working on a MEAN app that is based upon Brian Ford's angular-express-blog app on GitHub.
The problem I'm h… Read More
2020-01-18 11:25
Inherit attributes and lifecycle functions of Sails.js models
Problem
I want to create a custom set of attributes and lifecycle methods that are shared between all my Sails.js models.
Sai… Read More
2020-01-18 10:27
How to execute SQL view
Problem
I have a view called 'selectView' in my postgresql database.
How i can get the results in to my server.js(nodejs code) like,
select * from selectView
Ple… Read More
2020-01-18 09:31
Inconsistency between manipulation of dummy data vs db data
Problem
I'm learning Node.js/Express at present and have come across quite a strange problem. I feel at its heart there may be a… Read More
2020-01-18 08:33
How to transform/merge config files in node.js / nconf?
Problem
I have node.js app and conf.json file with application settings, i.e.:
{
"settings": [
{
"name": "setting1"… Read More
2020-01-18 07:32
'npm' is not recognized as internal or external command, operable program or batch file
Problem
This might be a very silly mistake of mine somewhere but this is killing me now.
I am compl… Read More
2020-01-18 06:31
node.js+express+jade: style.css internal server error 500
Problem
I have a problem with node.js+express+jade that I don't know how to resolve, I have already searched on google and stackove… Read More
2020-01-18 05:31
TypeError: Object is not a function at Object.<anonymous> when constructing Javascript w/ new
Problem
I've put together a little code in one file, which is below:
var exports = Symph… Read More
2020-01-18 04:25
EADDRNOTAVAIL after many http.get requests to localhost
Problem
When doing many http.get-requests to localhost (Apache) after 28233 requests I get EADDRNOTAVAIL.
When broken:
I cannot do… Read More
2020-01-18 03:26
Order by the maximum value in mongodb nodejs
Problem
i'm newbie in mongoDB and i would like to order a query by the maximum value, the collection store information of top scorer so the firs… Read More
2020-01-18 02:28
Filter values from a json data using node.js
Problem
Here is the json data
var myArray = [{
id: '71',
os: 'VM-WIN7-64'
}, {
id: '45',
mode: 'we… Read More
2020-01-18 01:31
Require JS with Node and jQuery
Problem
I am using r.js to attempt to compile my require JS application by running r.js on my main application file:
$ r.js js/bootstrap.js
However, I am… Read More
2020-01-18 00:28
How do I debug promise-based code in node?
Problem
I am using Cujo's great When library to provide a Promises/A+ implementation for my Node project, although this question is not node-speci… Read More
2020-01-17 23:25
Nodejs socket connection error
Problem
I have written this code that sends packet to a socket and reads from it. But when i run it , i get the data from socket but the code throws an error… Read More
2020-01-17 22:29
sails.js - how can I acess session data in Model hook beforeCreate
Problem
I want to update a field 'owner' of a Model. The owner needs to be fetched from the session which contains the use… Read More
2020-01-17 21:25
Actual use of Jade template and angularjs
Problem
I am building a website using nodejs and express. How to make divisions in a page dynamic? Is Jade used for that? if not how to do it?what… Read More
2020-01-17 20:25
set an image sent as binary data from node.js in jquery ajax
Problem
I am retrieving an image which is stored as in binary form from mongoDB. and sending it as a json to jquery ajax. but co… Read More
2020-01-17 19:27
Implementing eventEmitter in my own class in nodejs
Problem
i am writing a socket class and it should emit 'socketConnected' event when the socket is connected.For that i have done this.
S… Read More
2020-01-17 18:30
Using phonegap to develop an Android app
Problem
I want to develop a PhoneGap app on android platform. For that I referred official site of Phonegap and also installed NodeJS. After that ac… Read More
2020-01-17 17:25
node-mysql multiple escaped parameters
Problem
As the documentation states, I can use the '?' symbol to automatically replace and escape a parameter. The following works as expected:
dbc… Read More
2020-01-17 16:29
Node.js / Express.js Display File Updates in RealTime
Problem
I wanted to know if there was a module in node that was could be use the Express module to display updated information in the b… Read More
2020-01-17 15:33
Skipped Code in Node.js JavaScript Snippet
Problem
I have some code as listed:
function write_to_orchestrate(data_to_write) {
console.log('more testing');
db.put('musician', '1'… Read More
2020-01-17 14:33
How to setup reverse proxy with express-cloudant on openshift hosted nodejs
Problem
I ran into the Cross domain policy issue when i wanted to access my couchdb from my website on another ho… Read More
2020-01-17 13:29
Celery returns no results when using node-celery(MeteorJS) and ampq backend
Problem
I just started using Celery, where a Celery worker is written in Python, and the tasks are sent from node… Read More
2020-01-17 12:25
Node.js wont let me console.log?
Problem
var request = require('request');
var cheerio = require('cheerio');
var urls = [];
request('http://www.reddit.com', function(err, resp,body){… Read More
2020-01-17 11:26
pre-authenticate user in aspx application
Problem
We have 2 application, one is in Nodejs and the other in aspx.
The login page is in Nodejs. What I need is to create a session and authent… Read More
2020-01-17 10:28
What's the right way to write to file from Node.js to avoid bottlenecking?
Problem
I'm curious what the correct methodology is to write to a log file from a process that might be called doz… Read More
2020-01-17 09:31
connecting to mongo via open using node.js
Problem
How can I connect without to a distant database (MONGOHQ) without using MongoClient.connect() ?
var db, mongo, server;
mongo = require("… Read More
2020-01-17 08:25
Routes in Socket.IO
Problem
Is there a way to tell what route a user is connecting to socket.io from?
For example, I have a route that has /user/:id. The page renders and socket.io connect… Read More
2020-01-17 07:32
Run a node shell script in --harmony mode
Problem
How can I run a globally-installed node module that exposes a shell script in --harmony mode?
Problem courtesy of: bitpshr
Solution
TL… Read More
2020-01-17 06:27
Send byte array in node.js to server
Problem
I can't figure out to send byte array while being connected to server on Debian. Is there any alternative to sending string via client.write()?… Read More
2020-01-17 05:29
writing node.js get handler with parameters?
Problem
How do I write a get handler for the following URL with node.js?
http://localhost:3000/auth?code=xxxxxxx
The following code did not wo… Read More
2020-01-17 04:31
node.js body on http request object vs body on express request object
Problem
I'm trying to build an http module that suppose to work with an express server.
while reading the http module… Read More
2020-01-17 03:27
Typescript for passportjs
Problem
I'm very new to typescript. The idea sounds great and so I want to give it a try and port existing javascript code to typescript. The project I want to por… Read More
2020-01-17 02:27
Node.js child process spawn issues with buffering?
Problem
For a project of mine I essentially want to be able to pass a command to a Node.js script and have it execute it and record the ou… Read More
2020-01-17 01:30
Convert Java public DSA or RSA key to a format which Node understands
Problem
I want to sign messages in Android and verify the signature in a Node.js web app.
On the android side, I creat… Read More
2020-01-17 00:32
webstorm autocomplete for require(.json)
Problem
Webstorm is pretty smart when providing auto completion for node.js modules.
unfortunatelly for some reason if the required module is a json… Read More
2020-01-16 23:30
Node.js oauth2 module for headless retrieval of access token
Problem
I know I have run across this before but I cant seem to find it anymore.
Does there exist a Node.js module that will all… Read More
2020-01-16 22:30
Querying mongo documents based off of information from a previous query
Problem
I have a mongodb with an application collection and a user collection. Documents in the users collection cont… Read More
2020-01-16 21:30
How do I prevent a nodejs app from logging any client information
Problem
How would I prevent a nodejs app from logging any client IPs or user agent info. Basically, I don't want any record… Read More
2020-01-16 20:27
Explain or demonstrate integration between JointJS and Node.js
Problem
I'm coming back to JointJS after a year away and I see that it now claims some kind of Node.js support or compatibilit… Read More
2020-01-16 19:28
OpenShift node.js Error: listen EACCES
Problem
I have been using OpenShift with node.js and socket.io. My code is:
server.listen(process.end.OPENSHIFT_NODEJS_PORT || 3000);
My code says… Read More
2020-01-16 18:29
How do I correctly encrypt a string using aes-256-ecb in NodeJS and decrypt with OpenSSL's command line?
Problem
I'm trying to encrypt a long UTF-8 encoded string using the aes-256-ecb ciph… Read More
2020-01-16 17:30
How to invoke external scripts/programs from node.js
Problem
I have a C++ program and a Python script that I want to incorporate into my node.js web app.
I want to use them to parse the f… Read More
2020-01-16 16:25
Running many node js applications as single instance
Problem
I'm using express framework to run many node applications basically as different node instances. Is it possible to run all the a… Read More
2020-01-16 15:33
How nodejs handles multiple client while it provides single threaded environment
Problem
I am new to nodejs. After reading few articles I understood that nodejs is single threaded. I am tot… Read More
2020-01-16 14:28
Node.js(express, mongodb) registration process
Problem
Hello Stackoverflow community,
I'm new to Node.js / express and i need your help because i stuck at some problem.
I'm trying to mak… Read More
2020-01-16 13:29
System.Web.WebSocket vs SignalR
Problem
It's seems to me that SignalR is only temporary step towards global domination of System.Web.WebSocket, and it's lower level System.Net.WebSocket.
I… Read More
2020-01-16 12:26
How to create a sleep/delay in nodejs that is Blocking?
Problem
I'm currently trying to learn nodejs and a small project I'm working is writing an API to control some networked LED lights… Read More
2020-01-16 11:25
Can't access details of mongoose find() result
Problem
Using Node/Express with MongoDB, I'm trying to find if there exists an object with a specific field name.
I think the database conne… Read More
2020-01-16 10:32
StyleDocco output docs does have CSS applied
Problem
I am using grunt-styleguide, and my template is set to styledocco - to generate CSS styleguides.
When I run the task, it works but sty… Read More
2020-01-16 09:29
Read checkbox value Node JS + Express + Jade
Problem
I'm inserting web page values into a Mongo DB, Im using Node JS + Express + Jade.
and I need to insert True or False, depending if check… Read More
2020-01-16 08:25
Azure Website: Kudu fails to install
Problem
I started to run into this problem yesterday. Deploys fail when I run:
npm install kudusync -g
with the following error:
Error: SSL Error: CE… Read More
2020-01-16 07:28
Load online js file with require in node
Problem
when I try to load a js file using require in node I get the error "Cannot find module 'http://bit.ly/ProjectRedBoard'". This is the code I… Read More
2020-01-16 06:26
remove duplicates from json array and combine its id's using node.js
Problem
In the following code newData print as follows
var newData =(JSON.parse(jobData));
console.log(newData);
curr… Read More
2020-01-16 05:31
how to write file to parent folder with fs of nodejs?
Problem
I want to write a file to the current script folder's parent folder (and sometimes subdirectories to that parent folder)?
How… Read More
2020-01-16 04:31
Which node.js MVC framework for CRUD sites
Problem
I have been using sails as my framework for the last node.js app I worked on which helped greatly with polling; however, I am now starting… Read More
2020-01-16 03:31
Meteor on Multihomed Server?
Problem
Does anybody have any experience running Meteor on multihomed servers? We're bring an app into production, and have some servers that have two network… Read More
2020-01-16 02:27
How unique is socket.id?
Problem
I'm building an application where I'd like a unique identifier for every connection for the duration that the app is running and I'm wondering if socket.id… Read More
2020-01-16 01:26
How to pass a variable into a Kraken.js model?
Problem
I have a variable that holds my Sequelize connection, like so:
var sequelize = new Sequelize('database', 'username');
With Kraken.j… Read More
2020-01-16 00:25
Require a file in NodeJS using a canonical or root-relative path
Problem
I have a fictional utilities package (node module) that I'm importing into my apps like so:
var sqrt = require('com… Read More
2020-01-15 23:29
How to trigger browser download from Node.JS socket stream?
Problem
my node.js app connects through var socket = net.createConnection(port, ip); to download a file from another server. As s… Read More
2020-01-15 22:27
node.js/express/mongodb instead of apache/mysql?
Problem
because I need real time features like chat, notifications, instant updates of things, etc.. might be a good idea to replace ENTIREL… Read More
2020-01-15 21:32
Ember with Node (MEEN stack?)
Problem
I've been building apps on the Rails platform for over a year now. That being said, if you can make any comparisons to the Rails equivalent, it might h… Read More
2020-01-15 20:27
Node.js Passport strategy login with either Email or Username
Problem
I am using Passport on my node.js app and I am currently using an Username to login.
On my user register page, I have… Read More
2020-01-15 19:31
async.js parallel not working correctly
Problem
I have the following code:
async.parallel({
one: function(callback) { gps_helper.get_gps(PEMSID, conn, st… Read More
2020-01-15 18:29
Security concerns for node.js deployment
Problem
i am currently having some issues with my current deployment of my node.js at amazon AWS.
i have developed an application for some small co… Read More
2020-01-15 17:26
MongoDB and node.js store custom JSON
Problem
I'm building a API that needs to respond with a specific "json" structure that is looking exactly like a response from a other API.
My questio… Read More
2020-01-15 16:33
How to create subpages with node.js using Amazon EC2 and heroku
Problem
I'm a beginner programmer and pretty new to Node.js.
I managed to setup a single static page by using AWS EC2 and He… Read More
2020-01-15 15:31
How to set folder user:group on archlinux makes node could create file
Problem
on archlinux, we have a folder called /srv which belongs to http:users. In my nodejs code I want to create new… Read More
2020-01-15 14:30
NODE.JS wont listen on Debian Webserver
Problem
I have a Debian 6 server that runs several domains.
I have created a new domain (that functions perfectly as a website), but I want to creat… Read More
2020-01-15 13:25
running console application from nodejs app using child_process
Problem
I'm trying to run instances of console application ( written on cpp ) from nodejs by using child_process .
Here is t… Read More
2020-01-15 12:28
Android + NodeJS: Client-Server communication
Problem
I have some questions about developing a Android application which shall be able to communicate with a NodeJS server.
The Android appl… Read More
2020-01-15 11:27
Express response doesn't work when using mongoose and async
Problem
I'm using express and mongoose. I have a weird issue when I'm using mocha test to run this endpoint.
exports.broadcastMe… Read More
2020-01-15 10:31
Key 128bits, return array 16 bits
Problem
I detail the project:
I'm using an PHP SDK for mega.co.nz, but due the problem with the cryptography (the prepare_key is too slow, and occasionally… Read More
2020-01-15 09:25
Strange issue with socket.on method
Problem
I am facing a strange issue with calling socket.on methods from the Javascript client. Consider below code:
for(var i=0;i
Here basically I am c… Read More
2020-01-15 08:30
Generate CSS from LESS on windows azure worker role
Problem
I would like to allow my user to change some less variables so they can customize the styles.
When done I would like to generate… Read More
2020-01-15 07:28
forever.list returns null in node.js code
Problem
Cannot use forever.list method in node.js code ...
var forever;
forever = require('forever');
forever.startServer();
forever.list("", f… Read More
2020-01-15 06:27
SyntaxError: Unexpected token in node.js
Problem
Am using following code to fetch data from server .but in place of
var jobData = JSON.parse(data);
Am getting
undefined:1
1afcec877d9… Read More
2020-01-15 05:30
Livescript's clone operator ^^ doesn't work in the server side (node.js)
Problem
In livescript, we can use ^^ to clone an object.
For example,
consloe.log (^^{a:1})
will be compiled to… Read More
2020-01-15 04:29
How to ensure the logged out user never sees certain hashed Backbone pages in a Node, Express, Passport and Backbone app
Problem
Maybe you can help me with a dillema.
I use node JS, expres… Read More
2020-01-15 03:28
Developing iOS apps with local Express/NodeJS/Neo4J server stack?
Problem
Is it possible to have an Express/NodeJS/Neo4J stack running on a dev laptop at home, say on port 3000 and connect… Read More
2020-01-15 02:30
adding seconds to a datetime variable in node.js
Problem
I have following code:
var dbDate = '2013-11-15 12:51:18';
var seconds = 30;
I want to get date after adding the seconds in the s… Read More
2020-01-15 01:27
Where is the NodeJS idle loop?
Problem
Using ExpressJS and Socket.IO I have an HTML scene where multiple users can connect to NodeJS. I am about to do some animation that has to sync to all… Read More
2020-01-15 00:26
Handle webservices with post method type in ExpressJS using http-proxy
Problem
I am developing a website using express.js and ember over node.
I have hosted my website in a ubuntu server… Read More
2020-01-14 23:32
adding custom metrics to countly
Problem
I have a local countly installation, I have been able to make it multi tenet, now any dev from my organization can make an account on it, make appli… Read More
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