2020-01-24 09:27
Zombiejs - fetching contents of links synchronouly
Problem
I have been playing with nodejs and zombiejs to fetch some personal data from a site. Unfortunately I am stuck at a point where zo… 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.
2020-01-24 08:25
My node.js program isn't working the way I expect javascript to
Problem
I've been using javascript for years, and gotten pretty good at it since I started a web development job, but working… Read More
2020-01-24 07:28
Call npm.info(modulename) without printing result to stdout
Problem
With a local installation of npm in ./node_modules/npm and inside a default node shell,
var npm = require('npm');
npm.lo… Read More
2020-01-24 06:27
Node packages not building on Windows 8.1 - Missing Microsoft.Cpp.Default.props
Problem
NPM packages are not building on Windows 8.1 - failing with following error,
error MSB4019: The impo… Read More
2020-01-24 05:31
Node.js and sqlite3 npm module: obtain all rows in database#each
Problem
I am using node.js version 0.10.24 and the npm module named sqlite3 version 2.1.19. I test my scripts on an OS X 10… Read More
2020-01-24 04:28
Populating a dropdown list in form with another models data in nodejs
Problem
I am trying to populate a dropdown list for a form for one of my models (cars), with data from another model (c… Read More
2020-01-24 03:32
Cannot install node-xmpp or node-expat due to node-gyp rebuild error
Problem
I am just starting out with node.js and have hit a wall trying to install node-xmpp and node-expat. It seems nod… Read More
2020-01-24 02:27
Mongo $in query works in mongo but not in sails
Problem
Basically the query works in mongo but not in sails controller:
db.membermodel.find({identifier:{$in:["2","3","4"]}); // works… Read More
2020-01-24 01:27
Unit testing node.js model code accessing mongodb, without actually accessing the database
Problem
For example, I have the code below:
var db = require('./_mongo.js');
module.exports = {… Read More
2020-01-24 00:26
NodeJS - Passport password appears as plain text in DB
Problem
Probably I am missing something here.
Got an Express server with MongoDB and i'm using passport to authenticate.
I'm using o… Read More
2020-01-23 23:32
Get nodejs function definitions
Problem
I want to gather the source code of defined functions from a js file. The functions can be complex and have many opening and closing brackets so usin… Read More
2020-01-23 22:29
Node.js mongoose module failing on Heroku
Problem
Starting a couple days ago, our site http://emaildelivery.herokuapp.com displays an Application Error:
"An error occurred in the applic… Read More
2020-01-23 21:31
allong.es variadic function not found
Problem
I get the following error:
node.js:201
throw e; // process.nextTick error, or 'error' event on first tick
^
TypeError: undefined… Read More
2020-01-23 20:29
Sending a message from a nodejs server to a windows machine
Problem
I have a windows virtual machine and a nodejs server, the nodejs server is not on my virtual machine, what are the possib… Read More
2020-01-23 19:30
angular-phonecat application using Node.js error 404 Not Found: /app/index.html
Problem
I am running http://docs.angularjs.org/tutorial/step_00
on my windows machine
It was working fine… Read More
2020-01-23 18:27
Compile SweetJS to String in Node.js
Problem
From the shell, I can call the Sweet.js compiler.
sjs -m macro-providing-module -o output-directory/file.js input-directory/file.sjs
How can… Read More
2020-01-23 17:26
Location of vagrant and Vagrantfile within git repository
Problem
I want to have a single git repository for a node.js project that contains both the source code as well as Vagrant provisio… Read More
2020-01-23 16:29
jade and client side javascript
Problem
I just started learning Express for nodejs using jade as a rendering engine, i have views and routes
Here are my views
layout.jade
doctype html… Read More
2020-01-23 15:31
Function to check if externally hosted textfile contains string acting slow- Node
Problem
I have the following code, which will retrieve a text file from an external server, and search the… Read More
2020-01-23 14:31
Trying to create an Express app at the command line
Problem
I have Ubuntu 13.10 and I installed Node.js using:
sudo apt-get install nodejs
I then installed Express using:
sudo npm instal… Read More
2020-01-23 13:27
setting a timeout for every new socket node.js
Problem
As I'm building my own http module relying on net module, I want to set a timeout for every new socket.
I build the following:
serve… Read More
2020-01-23 12:25
Testing node websockets with telnet
Problem
I am writing a socket-based server in Node js using the ws library, and I would like to test that my code works. I have seen telnet used elsewher… Read More
2020-01-23 11:30
JavaScript module.exports callbacks
Problem
Folks,
How do I get the results from Y back to the Z function?
code:
module.exports = {
Z: function (req) {
var x = req.body… Read More
2020-01-23 10:28
find multiple documents by the same objectID
Problem
I have a documents with the following structure:
the model:
var relationID = Schema({
_id: {type: Schema.Types.ObjectId}
});… Read More
2020-01-23 09:28
Proper placement of callback with multiple async redis calls in node.js
Problem
I'm building a job queue system with node.js and redis and am trying to figure out how best to implement the… Read More
2020-01-23 08:30
IP Fragmentation: It's still the norm, right?
Problem
Ever since I did sockets programming on a PDP/11, it's been the case that IP fragmentation will take care of the case where an IP datag… Read More
2020-01-23 07:32
Seriously debugging node.js 'Cannot find module xyz/abcd'
Problem
I have the Error: Cannot find module xyz/abcd error.
YES, the required module is installed.
According to the pseudo-code… Read More
2020-01-23 06:33
putObject makes object larger on server in Nodejs
Problem
I'm using Nodejs to try and push an image to an S3 instance with the aws-sdk. Currently, it reads from a file on the client and th… Read More
2020-01-23 05:28
Pass variable to EJS include
Problem
I have a global header used in a couple of places and I was trying to define its location in a variable that could be passed when rendering a template… Read More
2020-01-23 04:30
homebrew can't install node 0.10.24
Problem
Getting this error when installing node via Homebrew:
brew install node
==> Downloading http://nodejs.org/dist/v0.10.24/node-v0.10.24.tar.gz… Read More
2020-01-23 03:25
How do I loop until a file with specific data inside is found in Node.js?
Problem
I'm learning a lot about Node.js by rewriting some utility tools I had in C# for the fun of it. I have eith… Read More
2020-01-23 02:26
How to extract Timesheet data using Rally WS API?
Problem
I want all the time entries between two specific dates, regardless of the time they were entered. Must I query the time entry items… Read More
2020-01-21 22:29
Manually set the locale in sailsjs
Problem
I was wondering how one could manually change the locale for a SailsJS app. What I am envisioning is having a dropdown on the top nav bar from whi… Read More
2020-01-21 21:33
a website design : how do I combine node.js with php?
Problem
I am planning to make a website which shows location information up.
The thing is, since the pages will be interactive to user… Read More
2020-01-21 20:32
Get all defined variables in scope in node.js
Problem
I am trying to get all the variables that have been defined, i tried using the global object
but it seems to be missing the ones define… Read More
2020-01-21 19:25
Issue with scraping not looping properly
Problem
After an afternoon of trying to troubleshoot the problem via google/this site - here I am. I'm very new to Node and attempting to build a si… Read More
2020-01-21 18:30
Resize Images crossplattform with node.js
Problem
I wrote a little tool with node-webkit. One reason I chose node-webkit is the fact that it is easy to distribute your app to all major plat… Read More
2020-01-21 17:30
Chef client hanging on npm install at node-gyp rebuild
Problem
I'm having a problem with running npm install from a chef recipe. When I run it from the command line, it finishes fine in und… Read More
2020-01-21 16:30
Echo the code of a function saved in a variable
Problem
I am trying to echo the code of a function saved in a variable in node.js using console.log.
xmlhttp.onreadystatechange=function(){… Read More
2020-01-21 15:31
Meteor bundle just "LISTENING", application not reachable on localhost:3000
Problem
I'm referring to this post. The question is the same; however, it is not a duplicate, since it did not so… Read More
2020-01-21 14:28
Is there a way to automatically reload node-inspector when server restarts?
Problem
It's a fairly small thing, but it feels like I'm manually refreshing the node-inspector tab in chrome a m… Read More
2020-01-21 13:31
Express.js/Node disable certain request logs
Problem
I have a script on a javascript page that polls a express path /api/foo. This often returns 304 (unchanged). How can I disable the conso… Read More
2020-01-21 12:30
How do I ensure a Node.js function only runs once a stream has ended?
Problem
I'm learning about Node.js in a hurry by trying to recreate some utility applications that I wrote once in C#… Read More
2020-01-21 11:28
Understanding what is returned from a stream in Node
Problem
I'm working on a project which uses streams. I'm actually streaming a Readable in ObjectMode to a transform stream which stringi… Read More
2020-01-21 10:28
Sails.js find multiple database entries by id
Problem
I'm bit new at node.js/sails.js and was wondering (if possible) how to retrieve multiple database entries by searching for their ids … Read More
2020-01-21 09:26
Is there a way to load partial views from server side when using angular?
Problem
I am working on a single page web application and have run into a question for which I cannot seem to find… Read More
2020-01-21 08:25
gzip javascript files to the browser faster?
Problem
I'm using node.js (not socket.io, im using ws and flash fall backs) I would like some opinions on serving js files as gzipped / zipped f… Read More
2020-01-21 07:29
I am trying to create sample app using yeoman and backbone but display some error can anyone help me?
Problem
i have alerady install following thing in pcs
Node
Npm
yeoman
backbone-generat… Read More
2020-01-21 06:30
Check Node Modules into Git for New Branches
Problem
I am using Node and Grunt to watch files and compile my stylus css preprocessor code. Node is otherwise not necessary for this project… Read More
2020-01-21 05:31
request.post how get the body return?
Problem
I'm made a test about a external post request. So I start my app this way:
var http = require('http');
var extreq = require('./app/external-re… Read More
2020-01-21 04:28
I want to put into variables multiple value
Problem
I want to do this
if ($(this).val() in (1,2,3) ) {
...
}
I have tried this and it works but It's not what I want
if ($(this).val… Read More
2020-01-21 03:28
How to mix Node.js and Typescript in the same Visual Studio project?
Problem
Visual Studio has a Typescript addon for developing apps with the Typescript language.
And there is also the No… Read More
2020-01-21 02:28
Multiple callbacks in same async function?
Problem
If you have more than one callback in an asynchronous function, will it exit the function on the first execution of a callback, similar to… Read More
2020-01-21 01:29
Calling an exported function from within the same module
Problem
If you have a function like this in a module:
dbHandler.js
exports.connectSQL = function(sql, connStr, callback){
///… Read More
2020-01-21 00:25
How to check if a collection exists in Mongodb native nodejs driver?
Problem
I need to check if a collection exists on a certain database and create it if it doesn't. I know that
db.creat… Read More
2020-01-20 23:32
Local pi server running node and websockets
Problem
I'm just wondering is it possible to run a local server using node (node would be running on a raspberry pi) and communicate with it via… Read More
2020-01-20 22:25
Node and HTML together, is possible?
Problem
Currently or futurely, is possible merge HTML and Node on same file, like PHP does? Currently I know that we need use a template file or util.pr… Read More
2020-01-20 21:26
How to make a phonegap mobile app from SailsJS
Problem
I've been learning to use NodeJS and SailsJS just this day and now I have a created a basic web app with user signup and list system… Read More
2020-01-20 20:29
MongoDB: Aggregation, group by several fields
Problem
I have a collection with documents, of that structure
{
type: 'a',
date: '2014-01-04'
},
{
type: 'b',
date: '2014-01-04'
},
{… Read More
2020-01-20 19:28
Wrap require in Node.js which can resolve relative path call
Problem
I'm trying to create a require wrapper to load dependencies, but I found one thing difficult to make it works as the ori… Read More
2020-01-20 18:29
No callback error shown when using bcrypt-node
Problem
I am have created a node library file called encrypt.js.
Within that are some functions created using bcrypt-nodejs
var bcrypt = re… Read More
2020-01-20 17:33
node-expat install error on ubuntu VM
Problem
I could not find anything yet in order to solve my issues, ive read all google and still no anwer, did anyone had issues installing this packag… Read More
2020-01-20 16:25
Difference between RequireJS and CommonJS
Problem
I was wondering what the difference between these snippets is.
var $ = require('jquery');
var _ = require('underscore');
var BackBone = re… Read More
2020-01-20 15:27
Where does forever store console.log output?
Problem
I installed forever and am using it, finding it quite funny.
But I realized that the logs are placed to somewhere else. Is there any ti… Read More
2020-01-20 14:30
Temporary CouchDB View using Node module Nano
Problem
Nano doesn't provide documentation for temporary views, is there any undocumented method? Failing that, how would you advise somebody e… Read More
2020-01-20 13:30
node.js - should socket.get work on client?
Problem
I'm new to node.js and I'm making a simple chat app to get started. I'm a bit confused with the socket.set and socket.get methods.
The w… Read More
2020-01-20 12:28
mongoose best practices for objects
Problem
I have a user.js file that contains all my mongoose schema and methods, roughly like this:
var userSchema = mongoose.Schema({
name: { type: St… Read More
2020-01-20 11:30
Issue with variable scope in NodeJS, Express, Prototyping
Problem
File: MainApp.js
var reqHandler = reqire('HTTPRequestPostHandler')..
...
...
var httpRequestHandler = new reqHandler();… Read More
2020-01-20 10:27
Node JS and SQL Server 2008 R2 Express
Problem
I want to use NodeJS to connect to a SQL Server 2008 R2 Express database.
I've looked around at what NPM has to offer. Have tried mssql, mssql… Read More
2020-01-20 09:32
Best way to handle the error in async node
Problem
To catch errors I have written if-else blocks in every function which looks bad. Please suggest a better way to handle errors in async nod… Read More
2020-01-20 08:28
emits from client must be called again in server?
Problem
I have a problem with understanding how socket.io and node.js works.
I tried few examples with emitting messages and it worked. Wh… Read More
2020-01-20 07:30
How does Mocha do DOM testing without phantomjs
Problem
I seem to be able to do DOM tests with Mocha.
I had assumed I needed a headless browser like PhantomJS.
What's the benefit of using… Read More
2020-01-20 06:30
NodeJS clearTimeout() doesn't seem to work correctly?
Problem
I have a timeout which basically kills the process after it's run for too long, however this is only if a certain condition has… Read More
2020-01-20 05:29
Android Native Application vs Cross platform application
Problem
I am new to Andorid. i am developing an app that uses Google Map API and calls web services and transfers data through socke… Read More
2020-01-20 04:25
Cannot get grunt preprocess to replace value
Problem
I want to use grunt preprocess.
In app/index.html:
My gruntfile:
'use strict';
module.exports = function (grunt) {
...
grunt.in… Read More
2020-01-20 03:26
Express.js middleware that modifies response
Problem
I would like to express with middleware functions to modify the response.
app.use(function(request, response, next) {
.. do somethi… Read More
2020-01-20 02:27
Node Js formidable Heroku
Problem
On my local webserver the following code works perfectly, if i send post request with postman.
var postData;
var form = new formidable.IncomingFo… Read More
2020-01-20 01:25
Node - ENONET when connecting to a socket
Problem
Executing this code:
var fs = require('fs');
var Socket = require('net').Socket;
var socket = new Socket();
console.log('connecting to:… Read More
2020-01-20 00:31
Fluid construction of parallel promises
Problem
My question is about the elegant parallelization of promises in BlueBird when you need to pass both the context and argument to the functions… Read More
2020-01-19 23:28
How to append streaming data to a specific location in a file using node and retrieving?
Problem
I have a bot that helps moderators on a website and I would like to add artificial intellige… Read More
2020-01-19 22:27
Mimosa.io | including socket.io client libary with require.js
Problem
I am currently loading socket.io client libary through the automatic URL provided:
requirejs.config({
urlArgs: "b=… Read More
2020-01-19 21:25
Automatically load settings.json on starting Meteor.js
Problem
Rather than starting Meteor with the flag --settings settings.json
mrt --settings settings.json
Is it possible to define Me… Read More
2020-01-19 20:28
Specifying type of function parameters with TypeScript
Problem
I'm trying to specify a function parameter type in a Node app. This is what I came up with:
import express = require("express… Read More
2020-01-19 19:32
How can I convert a string to a variable name in Node.js?
Problem
//Admin.js
var insertAdminFeed = function(s, id, timestamp){
var admin_att_new_key = '12345';
var admin_att_new_ke… Read More
2020-01-19 18:25
NodeJS authenticating with phpBB?
Problem
I am building a webapp with Nodejs and installing phpBB on an Apache server that will be on a the same domain (ie: node = myapp.com, forum = forum… Read More
2020-01-19 17:31
Why does Git automatically ignore most Node files?
Problem
I'm new at Node.js & NPM, and I'm experimenting by writing a website & adding it on Git (it's public, but only because I d… Read More
2020-01-19 16:33
Is it possible to round in Jade?
Problem
As the title suggests, I am looking for a way to round in Jade.
I have a variable that looks like this: 9.039444444444445.
Is it possible to outpu… Read More
2020-01-19 15:25
SailsJS stop unwanted data entering the database
Problem
So, with sailsJS you can just put any old data into your model and put it into the database even if the item is not defined in the… Read More
2020-01-19 14:26
How do you build a case insensitive REST API using Express and Node JS
Problem
I use an express controller method like below. How do I make sure, I'm able to read properties either from {"N… Read More
2020-01-19 13:31
Using setInterval with asynch functions that could take longer than the interval time
Problem
Is there a way to keep your asynch functions somewhat in order using setInterval? For instance… Read More
2020-01-19 12:25
different ways to use express middleware
Problem
I can set express middleware like this:
app.use(function(req,res,next) {
console.log("my middleware");
return next();
});
And als… Read More
2020-01-19 11:31
Node.JS + Sails.JS. Custom image if image in specific directory not found
Problem
Is there any way to make some image returning if user accesses /images/avatars/thumbnails/ID.png and it doe… Read More
2020-01-19 10:27
CoffeeScript not working with -w option
Problem
Folks,
If I add the following to my package.json file, I get these errors whenever I make a saving change to any of the files. Application… Read More
2020-01-19 09:31
Changing the size of an array in Javascript or node.js efficiently
Problem
In my node.js code, there is a buffer array to which I store the contents of a received image, every time an image… Read More
2020-01-19 08:27
What's incorrect about this mongoose partial update
Problem
I have the following schema called scenarios
var scenarios = new Schema({
title: 'String',
type: 'String',
descripti… Read More
2020-01-19 07:30
Where is node's certificate store?
Problem
I am making an https request (using the request module) to a server with a self-signed cert. It throws an error if I don't specify strictSSL: fal… Read More
2020-01-19 06:32
How do I get the post request with express js?
Problem
I'm trying to get the post variables in a little service I wrote but cannot seem to get it out of the request variable in my app.post… Read More
2020-01-19 05:28
Calling a function assigned to a variable within a function in Node.js
Problem
In this open sourced Node based forum https://github.com/cnodejs/nodeclub/, the application sends a GET reques… Read More
2020-01-19 04:25
How to remove all attributes from html?
Problem
I have raw html with some css classes inside for various tags.
Example:
Input:
Lorem ipsum dolor sit amet, consectetur adipisicing elit. N… Read More
2020-01-19 03:28
nodejs and sql queries - concurrent access
Problem
I'm discovering nodejs and its asynchronous system and I'm doing a query in MySQL with the node-mysql package. I'm doing something like th… Read More
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