2020-01-10 18:31
schedule a job for every 5 minutes
Problem
Am using following job scheduler code to print Today is recognized by Rebecca Black!- every day at 12AM`
// executes every day at 12:AM
var rule… Read More
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http
npm err
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overwrite constructor property
port
jsonparse error
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.
2020-01-10 17:25
NodeJS Require function
Problem
I was inspecting the global and module of node when I discovered that require was not in them. I don't know if this is magic but if anyone can explain if req… Read More
2020-01-10 16:28
Parse with JSON.parse error server=>client node.js
Problem
I send a request from the client to the server, and I got this response:
{
"m": "",
"d": {
"e": [… Read More
2020-01-10 15:30
Is possible to serve http from telnet server in node.js?
Problem
I understand that the Http protocol is different from the Telnet protocol. Both are a layer above the net module in node.js… Read More
2020-01-10 14:29
Why does everyone store the port as an express variable?
Problem
Most people, and even the scaffold generated by the express command line tool, do this:
app.set(process.env.PORT || 3000);… Read More
2020-01-10 13:26
Socket.io client cannot emit message
Problem
Server:
var
io=require('socket.io'),
express=require('express'),
UUID=require('node-uuid'),
path=require('path'),
app = express();
app.config… Read More
2020-01-10 12:25
How to overwrite constructor property from function
Problem
I am new in JavaScript programming and I have got no idea even how to ask Google, so i will describe in detail what I would like… Read More
2020-01-10 11:29
Jade (1.0+) template error in Node.js Express app: 'Duplicate key "id" is not allowed.'
Problem
Thanks for any advice on this:
In my Express app, I'm passing several parameters into a Jade… Read More
2020-01-10 10:25
How to render html into a page but not as the entire view into an Node.js + express app?
Problem
Intent
I need to render portion of hmtl into a page.
Problem
The page is being rendered wit… Read More
2020-01-10 09:29
SSL Error: CERT_UNTRUSTED on dotCloud
Problem
I'm seeing the following error when deploying a Node.js service on dotCloud:
23:03:59.958870: [www] npm ERR! Error: SSL Error: CERT_UNTRUSTED… Read More
2020-01-10 08:31
How do I automatically run Node and Redis servers on laravel app start up
Problem
I have never used Node or Redis before, however in the app that I am building I am using node and Redis to… Read More
2020-01-10 07:25
node.js mongoose.js memory leak?
Problem
I'm creating bower package search site (everything is open sourced) and I hit the wall. I have some memory leak (or I think I have) and I honestly d… Read More
2020-01-10 06:32
Can't start NodeJS HTTPS server. v0.10.23
Problem
Some time ago I tried pretty much the same code on previous version of nodejs and it worked (suppose we have router already)
var https = r… Read More
2020-01-10 05:25
Node.js: How to pass mongoose results to my socket.emit
Problem
My goal is to pass mongoose results (chat history) to my socket.emit.
Using the code below I get my desired database result… Read More
2020-01-10 04:25
NodeJS sockets initialized as unpaused?
Problem
A net.Socket object in NodeJS is a Readable Stream, however one note in the docs got me concerned:
For the Net.Socket 'data' event, the docs… Read More
2020-01-10 03:26
Restarting a Generator in Javascript
Problem
In node (0.11.9, with the --harmony flag), how do I restart a generator after it finishes?
I tried doing generator.send(true); but it says the… Read More
2020-01-10 02:32
How to develop npm module locally
Problem
Lets say im working on an app, MyApp, and I want to build an NPM module for it, MyModule. Right now I can think of two ways to develop it:
Makes c… Read More
2020-01-10 01:29
Does Meteor retain reactivity when using a REST API
Problem
I am planning to use Qualtrics REST API, in order to get the data collected from a survey. Can i still retain Meteor's reactivity… Read More
2020-01-10 00:26
Method to secure the form post Express JS
Problem
I am using a static page loginform.html in the public folder and in this form when the user press submit the username and the password are… Read More
2020-01-09 23:26
serving an angular directory and subsequently using restful API's to load data when needed with nodesj
Problem
I am writing my app and I want to do the following:
On the first request, I s… Read More
2020-01-09 22:31
TypeError: Cannot read property 'databaseName' of undefined
Problem
I've been banging my head against the wall. I've been doing the lynda.com tutorail on essential Node.js and I'm stuck at… Read More
2020-01-09 21:30
browserify error /usr/bin/env: node: No such file or directory
Problem
I installed node js and npm via apt-get install and all of the dependencies, then I installed browserify
npm install… Read More
2020-01-09 20:28
Convert mysql query from latin1 to utf8 using nodejs
Problem
I have a database in latin1 and I want to convert its queries to
utf-8.
Example:
response.write returns this JSON:
{"questi… Read More
2020-01-09 19:30
Node.js asynchronous if statements GraphicsMagick
Problem
I am trying to use the GraphicsMagick library in my Node.js app, to manipulate images on the fly.
After the image has been selecte… Read More
2020-01-09 18:26
iOS mobile app and Node.js web app AES 256 encryption
Problem
I want to create an iOS mobile application which is to communicate with my Node.js web application. In order to encrypt the dat… Read More
2020-01-09 17:31
Pass extra argument to async map
Problem
Signature for async.map is map(arr, iterator, callback) (https://github.com/caolan/async#map)
I have a var context //object
and I need to pass this… Read More
2020-01-09 16:31
Query npm error state in bat file
Problem
We're currently moving the build of our UI projects (3 in total) to Grunt. To ease the transition I'd like to provide a bat file that will run npm… Read More
2020-01-09 15:30
Prevent sequelize to drop database in node.js app
Problem
First of all I am using node.js with sequelize ORM and postgre SQL.
I have 2 simple questions:
Every time I rerun my node applica… Read More
2020-01-09 14:29
Making post request from redirection in node.js
Problem
I am trying to redirect to another URL from node js by using response.writeHead method
response.writeHead(301, {Location : })
I ne… Read More
2020-01-09 13:29
How Nodejs EventEmitter.once() work?
Problem
From the nodejs source code (LOC 179), we have the following:
EventEmitter.prototype.once = function(type, listener) {
/** ... **/
functi… Read More
2020-01-09 12:32
Callback after X amount of async mongo queries not running.
Problem
For some reason the callback for this is never being triggered. There are 2 messages and, correctly, the output is:
10
1… Read More
2020-01-09 11:26
Node.js Winston logging
Problem
In my node app I am using "Winston" Logging to print the errors in a separate file.
I followed this tutorial.
When I tried to access the logger from other… Read More
2020-01-09 10:30
How to set 'short' output mode in bunyan by default
Problem
Regular (raw) logs in bunyan looks as following:
$ node myapp.js
{"name":"myapp","hostname":"myhost","pid":34572,"level":30,"msg… Read More
2020-01-09 09:30
How to send latitude and Longitude from one user to another user - android
Problem
I just want to create an app, which send location detail of one user to another user continuously till the… Read More
2020-01-09 08:27
Signaling to a socket.io room within a namespace
Problem
I'm having trouble setting up signaling for namespaced socket.io rooms in node.js.
It seems that certain methods are not available… Read More
2020-01-09 07:29
Npm install pomelo errors VC++ 2010?
Problem
I tried to run
npm install pomelo -g
I got this:
...
npm http 304 https://registry.npmjs.org/pomelo-schedule/0.3.4
npm http 304 https://regist… Read More
2020-01-09 06:28
What format is used for nodejs fs.utimes
Problem
In nodejs, the arguments of fs.utimes should be written in what format，e.g.atime,mtime.
API: fs.utimes(path, atime, mtime, callback… Read More
2020-01-09 05:27
Grunt not running on Windows 8
Problem
I got the following message when I try to run grunt:
grunt
'grunt' n'est pas reconnu en tant que commande interne
ou externe, un programme ex… Read More
2020-01-09 04:30
parallel function javascript, node.js
Problem
Any ideas of how to fix this 'f' function(paralell), the output nedd to look
f's activity starts.
f's activity starts.
f's activity starts… Read More
2020-01-09 03:29
how can i use cuda with nodejs
Problem
Cuda is Nivida provided api that lets c/c++ use gpu for some stuff, even though i don't what that some stuff is & would like to know, from what i… Read More
2020-01-09 02:31
download large file from node http server,the server out of memory
Problem
I write a simple http server,and download a large file(1.5G),the server crash by out of memory
my code as follows… Read More
2020-01-09 01:29
Express and Redis sessions don't survive browser close
Problem
I am trying to get persistent sessions working using RedisStore but whenever i close the browser the session is destroyed. I t… Read More
2020-01-09 00:30
Handling HTML PDFs with Auth Required Images
Problem
I'm currently creating pdf documents server side with wkhtmlpdf and nodejs. The client side sends the html to be rendered (which may inc… Read More
2020-01-08 23:27
Run Node from Heroku Rails App
Problem
I have a rails app that allows users to write code (sort of like those teach yourself coding) using sandcastle (a node library).
I have a node script… Read More
2020-01-08 22:27
SailsJS and mySQL custom ID name not working with blue prints
Problem
I created a new model in SailsJS with a custom id name as the primary key. I'd like to utilize the blue prints routes t… Read More
2020-01-08 21:29
How expensive is it to require() something within an Express.js app?
Problem
I have an Express.js web app that is serving one of my domains. The app.js file looks like this:
var express =… Read More
2020-01-08 20:32
Generating unique links that users can respond to
Problem
I'm building a web app that sends a person an email every time the person is handed a document (a physical piece of paper). The ema… Read More
2020-01-08 19:27
Dealing with inherently long running tests (http requests)
Problem
I have a couple of tests that make an http request. By their nature, these tests tend to take at least 500ms. I'll proba… Read More
2020-01-08 18:26
Extraordinarily Strange Behavior with Function triggering
Problem
Check this out. I've got a websockets nodejs app that has the following chunk of code:
socket.on('accelerometer', functio… Read More
2020-01-08 17:31
Given a set of ids, remove all documents with those ids
Problem
I need to remove a set of ids using an object which contains those ids. Right now I am iteratively removing ti. Is it possibl… Read More
2020-01-08 16:28
what gets called first when a directory is treated as a function?
Problem
The open source blogging project Ghost has an index.js file with just this code in it.
// # Ghost bootloader
// Or… Read More
2020-01-08 15:28
Android Connect To WS Protocol
Problem
I created an Node JS (using WebSocket) server for my client. I tested it with Javascript and it all works fine. But now I want to use that connection… Read More
2020-01-08 14:29
Need help in correcting issues in CRC-ITU check method written in Javascript (node.js)
Problem
We are trying to code GPS device listener on Javascript.
While doing this, we are unable to d… Read More
2020-01-08 13:25
Sail.js requires server restart after running command to refresh database
Problem
From this question, Sails js using models outside web server I learned how to run a command from the termin… Read More
2020-01-08 12:29
web-server.js with apache-like DirectoryIndex behavior
Problem
I am using the web-server.js node script to run a webserver on my local machine.
The behavior of web-server.js is to dump a co… Read More
2020-01-08 11:30
FrontEnd or BackEnd encrypting?
Problem
I'm building a system requiring a password. My question is, should I encrypt it frontend or backend? If I do it frontend (with javascript probably) t… Read More
2020-01-08 10:31
Routing in Express.js - dynamic number of parameters
Problem
I've a concept for create routing with multiple parameters when numbers of it are dynamic, for example:
/v2/ModuleName/Method/M… Read More
2020-01-08 09:27
How do I build a simple node js server that sends and receives to a client?
Problem
I have a node js server, and a html/javascript client.
I simply want to allow the client to send a json… Read More
2020-01-08 08:33
ExpressJS and matching delayed responses with original requests
Problem
I am looking for a design pattern than can match a stream of answers with the original request and response objects… Read More
2020-01-08 07:28
emit in socket.io not working
Problem
I created a fairly trivial socket.io project to prove that something seems to be wrong with 'sockets.emit'.
I created a git here: https://github.com/d… Read More
2020-01-08 06:29
Node.JS + Express + Socket.IO - websocket connection invalid info
Problem
I recently found a script on GitHub which allows you to run a real-time Node.JS chat application, using Express and… Read More
2020-01-08 05:25
Create a Date object with CET timezone
Problem
To create Date object in UTC, we would write
new Date(Date.UTC(2012,02,30));
Without Date.UTC, it takes the locale and creates the Date obj… Read More
2020-01-08 04:32
Node.js & MySQL: HTTP server stops after first run
Problem
I'm using node-mysql. Below codes taken from http://blog.josedacruz.com/2013/07/19/learning-node-js-using-mysql/
var http = r… Read More
2020-01-08 03:27
Send Attachment File from CouchDB to user?
Problem
i'm new to CouchDB and recently i create download portal using Express. I want to make sure that only authorize users will able to downloa… Read More
2020-01-08 02:30
node server error when "node index.js" (EADDRINUSE)
Problem
Hi and happy new year!
On Mint Maya 64, if I run "node index.js" (v0.10.21) in terminal, I get this error:
events.js:72… Read More
2020-01-08 01:26
Closing mongodb connection in node.js after inserting many documents
Problem
This question has been asked BUT the answer that the OP accepted did not answer my particular needs.
closing mo… Read More
2020-01-08 00:26
Meteor Compensate for Asynchronousity
Problem
I'm trying to make a method in Meteor which reads a file and outputs the result. Below is my code.
Server:
Meteor.methods({
retTemplate: fun… Read More
2020-01-07 23:30
Parse JSON returned from NODE.js
Problem
I’m using jQuery to make an AJAX call to Node.js to get some JSON. The JSON is actually “built” in a Python child_process called b… Read More
2020-01-07 22:27
How do I associate multiple socketId's to one nickname in an object for socket.io and express.js?
Problem
I'm working on this node chat-widget: https://github.com/wwwizzarrdry/mini_chat/
Y… Read More
2020-01-07 21:26
Hide Signs that Meteor.js was Used
Problem
In order to design a blind test, how can a Meteor.js app hide signs that Meteor.js was used to build the site? PHP have a X-Powered-By header that… Read More
2020-01-07 20:32
Node.js - should I use the npm install of history.js or the single files in this package?
Problem
I'm starting a Node.js project using Sails.js and I want to know if I should npm install hi… Read More
2020-01-07 19:31
Why is an _id with ObjectID added to when using MongoDB's $push to add new object to an array?
Problem
I am using Node.js and Mongoose.
player and tournament variables are Mongoose objects… Read More
2020-01-07 18:32
Disconnect previous client socket.io socket in node.js
Problem
I am creating a game lobby with multiple game rooms using node.js and socket.io. What I am trying to do is prevent the user fr… Read More
2020-01-07 17:27
Is there a substantial overhead when connect to a database by the domain name instead of the IP Address, over a local network?
Problem
Is there a substantial overhead when connect to a data… Read More
2020-01-07 16:25
Wait for callback function to return in Node.js
Problem
I'm able to spawn a Python child_process and write the data returned from Python to the console in Node. However, I'm not able to ret… Read More
2020-01-07 15:31
Node Simple Object Factory Module
Problem
So I have a node application that makes use of MQTT. I want to encapsulate all my MQTT client creation logic in a single place to ease refactoring… Read More
2020-01-07 14:32
Speed up Auto-reload in Meteor.js
Problem
After saving a file with new changes in Meteor.js, the server will restart and the browser will window reload.
Question: Sometimes it takes longer… Read More
2020-01-07 13:26
'this' different between REPL and script
Problem
After reading through mozilla docs I found this:
In the global execution context (outside of any function), this refers to the global… Read More
2020-01-07 12:31
Storing data stream from POST request in GridFS, express, mongoDB, node.js
Problem
I am trying to figure out how I can post an image directly to GridFS without storing it anywhere on the se… Read More
2020-01-07 11:32
Node.JS, C++ module: why I have segfault when I try to call Length method of Local<Array>?
Problem
When I call func() from js code and func() calls arr->Length() then I have segfau… Read More
2020-01-07 10:26
Model.find().toArray() claiming to not have .toArray() method
Problem
I am very new to nodejs and mongodb and am trying to piece together my own blogging application. I have a problem tryin… Read More
2020-01-07 09:31
Mixing datatypes, functions and objects
Problem
When you use require and loads a module, you seems capable of create a function with properties or a object that can be invoked as a function… Read More
2020-01-07 08:26
Node.js callback functionality
Problem
I'm new to the Node.js platform and I'm trying to learn as much as I can. After playing with callbacks one thing really confuses me:
So, I have this… Read More
2020-01-07 07:25
SSL/HTTPS on nitrous
Problem
Is it possible to run a dev https server on nitrous?
Basically, I'm attempting to do this on a nitrous box, and while the server seems to run, requests time ou… Read More
2020-01-07 06:29
Okay to add a route to Node.js Express while listening?
Problem
Obviously the typical example of adding routes to express follows something like the following:
var express = require('expre… Read More
2020-01-07 05:29
Meteor: Can't run server
Problem
Need your help :)
Meteor is installed without any errors and warnings. Created new demo app (from Meteor examples). But each time I'm trying to run it I ge… Read More
2020-01-07 04:28
JavaScript random password with specific format
Problem
I would like to generate a random password respecting the following format:
at least one uppercase character
at least one lowercase… Read More
2020-01-07 03:32
dust.js templates: How to render a section asynchronously?
Problem
I have this small dust template:
Posts
{#posts}
{title}
by {author} on {date… Read More
2020-01-07 02:26
is it possible to make nodejs scripts listen to same port
Problem
I ask the same question in another thread, but the answer misunderstood my question , thus I ask again
I have two scripts… Read More
2020-01-07 01:27
Can't add cookie anymore in request.jar
Problem
I use request.js in a project, and since the version 2.30.0, I can't do that anymore:
var j = request.jar();
var cookie = request.cookie('ui… Read More
2020-01-07 00:28
Chart is not displaying using google chart
Problem
Hi I am using google charts to display a chart but it is not displaying a chart. I can see the json printed as well in the firbug console… Read More
2020-01-06 23:31
Update multiple elements with different value in Mongoose
Problem
I have document containing lists. Lets say they are:
[
{
_id: 52b37432b2395e1807000008,
name: ListA,
order: 1,
de… Read More
2020-01-06 22:25
Phantomjs page-break-after: always creating spaces
Problem
i am facing problem with phantomjs(html to pdf) ,i have 1 html page which have 16 div and i was willing to add page break on each… Read More
2020-01-06 21:33
IE conditional statements in Jade template engine
Problem
How can I convert following IE conditional statements in JADE language :
I have tried following but it is not working:
//i… Read More
2020-01-06 20:25
node-gcm send message only 1 device?
Problem
I use node-gcm to send message to Android devices, everything work fine when send message to 1 device.
var message = new gcm.Message({
coll… Read More
2020-01-06 19:27
Searching by Time - MongoDB / NodeJS
Problem
I have a document with the following time:
"time" : ISODate("2013-12-31T03:00:00Z")
I'm currently trying to find this document using a Mongo… Read More
2020-01-06 18:32
How to access the Schema.ObjectId to get the objects json on the client using the mean stack?
Problem
My Schema looks like:
super.js:
var superSchema = new Schema({
title: {
type: S… Read More
2020-01-06 17:30
Capture callback result in test with mocha, sinon and node
Problem
I am writing a mail module for my app that returns a call back thus:
(function() {
"use strict";
function Mail(opts)… Read More
2020-01-06 16:29
Nodejitsu file system and static files
Problem
When using nodejitsu as hosting how can you store a few user uploads? I know the space is limited but my question is how can you backup those… Read More
2020-01-06 15:28
bootstrap + jade checkbox
Problem
Folks,
Im quite new to jade and bootstrap. Creating a simple form, which has dropdowns and checkboxes.
Right now my code looks as follows:
form(role="… Read More
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