2020-02-10 01:32
Node js htmlparser2 stream complete event?
Problem
Hey I am using htmlparser2 to parse the xml. following is my code
var htmlparser = require('htmlparser2');
var fs = require('fs');
var si… Read More
Blog Directory > Software Blogs > Programming Blogs > Node.js Recipes programming Blog >
Node.js Recipes Blog
nodejsrecipes.com
Tags:
function
string
generate correct json
ajaxdata
consolelog
responseend listen sysputsserver
javascript
htmlparser stream complete
authorization
script
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.
2020-02-10 00:27
Doesn't PhpMyAdmin generate correct JSON export files? With what to replace ^M character on Unix?
Problem
I exported an SQL table in a JSON file using PhpMyAdmin tools.
I got a file like t… Read More
2020-02-09 23:31
Node.js Cannot send script ?
Problem
I have this simple node.js server code which sends alert :
var sys = require("sys"),
my_http = require("http");
my_http.createServer(function(request… Read More
2020-02-09 22:26
Run php script in monit
Problem
Good day.
Is there any way to run a php "my_script.php" script as action in the fall a demon that keeps alive a node.js server?
The script to execute delet… Read More
2020-02-09 21:32
CoffeeScript and MongoDB unable to find object
Problem
Folks,
Not able to find documents that do in fact exist on the local mongo instance:
collection = db.collection('myCollection')
con… Read More
2020-02-09 20:26
Prevent Expressjs from creating a session when requests contain an authorization header?
Problem
I have an API that can be called either using a browser where requests are transactional and… Read More
2020-02-09 19:31
node.js asynchronous understatement via simple example
Problem
(Taken from exam)
setTimeout(function(){
console.log("A");
},1000);
//Some cpu heavy calculations
console.log("B");
As… Read More
2020-02-09 18:27
passing a variable from jade to javascript
Problem
I am trying to pass a variable from the route handler to the javascript file.
express route that fetches home page is:
exports.home = fu… Read More
2020-02-09 17:30
Connect to another computer using IP address
Problem
I installed NodeJS on my computer and ran some tests and all works fine on my machine. Now I want a friend, that is not in the same netw… Read More
2020-02-09 16:33
Retrieving file type using Selenium Web Driver and NodeJS
Problem
In Selenium, I can locate an item and its HTML this way:
driver.get('http://www.google.com/ncr');
driver.findElement(webd… Read More
2020-02-09 15:26
Jade templates, adding to a head after extending a template
Problem
I'm trying to learn jade/express by building a small web app that uses canvas to graph user data.
Currently, I'm just th… Read More
2020-02-09 14:26
NodeJS, RSA, is this secure?
Problem
Is this a secure way of encrypting with a public key and decrypting with the private?
If not, what do I need to add? A pass of AES or similar?
var ur… Read More
2020-02-09 13:29
after decrypting an encrypted pdf that had content, the result of the decryption is empty
Problem
using the Node.js crypto library, I encrypted the PDF like so:
//encrypting the pdf
fs.rea… Read More
2020-02-09 12:27
Converting Single Page Application to Multi Page website with node.js and backbone.js
Problem
I have build a website where the contents are being transferred dynamically, with nodejs and ex… Read More
2020-02-09 11:29
How to package & deploy Node.js + express web application?
Problem
I am new to Node.js programming and I have recently created a sample working web application using (express, backbone… Read More
2020-02-09 10:25
How to create Angularjs layout templates
Problem
I am creating a node.js web application where I am using Yeoman angular scaffolding for client side.
I have an index.html which has all the… Read More
2020-02-09 09:31
Nodejs how to raw html
Problem
In my Nodejs app,my router is:
app.get('/admin/test',function(req,res){
res.render('./admin/test.jade',{html:'hello world'});
})
view test.jade is :
div… Read More
2020-02-09 08:26
Node js remove old files in a Directory
Problem
I want to remove some files in a directory after reaching some limits.(for example remove files if number of files more than 20)
It would be… Read More
2020-02-09 07:29
How do I continue if response time is more than 0.5 sec?
Problem
var request = require('request'), async = require('async');
var opt=["http://localhost:8080/examples/jsp/abc.jsp","http://19… Read More
2020-02-09 06:26
node.js request module, how to pass body of requested url to the next function using step
Problem
I want to download a html page & forward the body part of it to the next function. I ha… Read More
2020-02-09 05:28
Checking if a child process is running
Problem
Ive built a portal, one of the pages lists releases from Octopus Deploy. However some information needed about each release is held inside its… Read More
2020-02-09 04:31
how to define functions in redis \ lua?
Problem
I'm using Node.js, and the 'redis-scripto' module, and I'm trying to define a function in Lua:
var redis = require("redis");
var redisCl… Read More
2020-02-09 03:26
Docpad and openshift
Problem
Has anyone been able to get docpad up and running on openshift paas? If so, how do you do it? I've configured the port in the environments section of the docpad… Read More
2020-02-09 02:30
Which framework for HTML5 applications with native code and widgets?
Problem
I need to develop hybrid applications (imagine something like a rich text editor) for Windows, Mac, Android and… Read More
2020-02-09 01:30
Keep historical stack trace of nodejs app running on heroku
Problem
I have a nodejs (express) app running on heroku.
I need to keep a short history of logs (up to a day or so).
I need to… Read More
2020-02-09 00:25
Sum aggregation for MongoDB via NodeJS
Problem
Before I begin, I want to state that no other answers regarding similar questions applied to this one. First consider the following JSON code… Read More
2020-02-08 23:28
grunt.js and its plugins must be installed into my project?
Problem
I have read the installation tutorial that tell me to install grunt.js into my web project.
But my desired folder structu… Read More
2020-02-08 22:28
change a file using node.js
Problem
I have a text file that looks like this:
./4F6cFLnAAFc.png
./4Flj9plmKGQ.png
./4fQeHtSdw80.png
./4I9iibPLdBw.png
./4J-dRA3MGc8.png
./4mdEsouIXGM.png
./4… Read More
2020-02-08 21:28
NodeJS logging on ec2 to Redis
Problem
I am running nodejs on ec2 and redirecting nodejs stdout and sterr to a file (>>)
This has the following potential problems:
EBS failure may ha… Read More
2020-02-08 20:28
Get the correct loop value during callbacks
Problem
I am trying to poll multiple sites but when I try to print the array index it doesn't return the true index.
var request = require('… Read More
2020-02-08 19:25
How task names are mapped in grunt?
Problem
I cannot understand how grunt matches tasks with Gruntfile.js:
module.exports = function (grunt) {
grunt.initConfig({
concat: {
dis… Read More
2020-02-08 18:30
npm install doesn't create node_modules directory
Problem
I am trying to do a homework for a mongodb uni course. They gave us some files, instructions are:
run npm install mongodb then nod… Read More
2020-02-08 17:26
Why can't node handle this regex but python can?
Problem
I have a large text file that I am extracting URLs from. If I run:
import re
with open ('file.in', 'r') as fh:
for match in re… Read More
2020-02-08 16:27
Post Form Data to Array of Existing MongoDB Document using Express and Mongoose
Problem
I'm attempting to create a Mongo document then update the document form a form to have additional pro… Read More
2020-02-08 15:30
hasOne association between foreign keys
Problem
I am new to ORMs and I am currently working on understanding the associations in Sequelize using Express. The issue I'm dealing with now is t… Read More
2020-02-08 14:26
Local portable grunt distribution?
Problem
I am currently creating a portable consolidation of my workflow using Node-Webkit which has node.js embedded. Now my problem is getting grunt/gulp… Read More
2020-02-08 13:26
Mocha test executes callback twice on failure
Problem
I have a simple Mongoose schema that I'm testing with Mocha; when I run the test with 'success' callback it executes normally, however… Read More
2020-02-08 12:32
What is the different between using StrongLoop's "slc run" and "node app.js"
Problem
I'm working through the StrongLoop's getting started instructions and created my sample app. Whilst the… Read More
2020-02-08 11:32
Schema declaration and subdocument
Problem
Can you tell me what i'm doing wrong ?
var ObjectId = Schema.Types.ObjectId;
var ProductSchema = new Schema({
name: { type: String, required:… Read More
2020-02-08 10:28
NodeJS Net get domain name for request
Problem
Is it possible to determine the domain name for an incoming request using the NodeJS net API?
For example, could the following code be modifi… Read More
2020-02-08 09:31
Express regular expression matching
Problem
app.get('/api/transactions/:hash([0-9a-fA-F]{64})', transaction.get);
I want anything that goes to /api/transactions/SOMEHASH to be picked up by… Read More
2020-02-08 08:27
Storing session on running up or in database in Node
Problem
After some days of molesting people on stackoverflow i've succeded in creating sessions and manage them. But i am wondering.. wh… Read More
2020-02-08 07:25
Send image and JSON data in single Node.js + Express response
Problem
I am creating a web API with Node.js and Express and intend to use a single response to return an image and JSON data s… Read More
2020-02-08 06:29
Extra stdio streams for node.js process
Problem
The node.js API documents using an extra stdio (fd=4) when spawning a child process:
// Open an extra fd=4, to interact with programs prese… Read More
2020-02-08 05:32
JSHint for SublimeText2 doesn't find node.js path even if it's right
Problem
I've installed JsHint Gutter package in my SublimeText 2, but when I'm try to use it SublimeText give me this er… Read More
2020-02-08 04:28
Socket.io runs fine locally, but not found on Azure
Problem
I'm fairly new to Node.js, and trying to build an application for myself. I am using socket.io and it works perfectly fine locall… Read More
2020-02-08 03:28
How to return results of node's sqlite3 in a function?
Problem
I'm trying to use sqlite3 in an expressjs app (nodejs)
I want to create a function that returns all the results from a select… Read More
2020-02-08 02:30
Breaking out of setTimeout loop
Problem
I'm having some trouble breaking out of a setTimeout loop.
for (var i = 0; i
I've read like 100 setTimeout related posts, but can't figure thi… Read More
2020-02-08 01:29
Read File in Node and process the same
Problem
I wanted to read a file and process each line of the file. I have used the readStream to read the file and then invoke the processRecord metho… Read More
2020-02-08 00:25
Node.js: Running a script as file or interactive produces different result
Problem
if I save the lines below and run like ./node saved.js
var that = this;
that.val1 = 109;
var f1 = functio… Read More
2020-02-07 23:26
Mongoose: generate empty json from model
Problem
I have such schema in my mongoose category model.
var categorySchema = new Schema({
title: String,
description: String,
order:… Read More
2020-02-07 22:28
how to get complex json object and render it in views in node js?
Problem
I have following json with arrays in it
In server I'm sending json like this
getTrips: function getTrips(req, res… Read More
2020-02-07 21:32
Two client queries in that same function
Problem
I have a question about if it is right to do two client.queries one right after the other. I am trying to build a REST API. Example:
clien… Read More
2020-02-07 20:32
How do I pass variable from a Jade template file to a Javascript file?
Problem
Im very new to Node.js and trying to get my head round few things.How do I pass variable from a Jade template… Read More
2020-02-07 19:32
When result.rows is [], how do I test for that?
Problem
So I have a question about when result is []. I am using express, nodejs and postgresql to create an REST QPI. Now, the question that… Read More
2020-02-07 18:32
Node Js Module Layering
Problem
If you had a server js like so:
var app = require('express'),
http = require('http'),
news = require('./server/api/news'),
db = require('mongoos… Read More
2020-02-07 17:31
Is there virtualenv for Node.js?
Problem
I am totally new to Node.js. Can anyone tell me if there is anything similar to Python's virtualenv? I need to run apps on different versions of Nod… Read More
2020-02-07 16:26
Mongoose: updating item through POST JSON
Problem
I have administation page with editing some model. When I get model I convert it into JSON and get something like this:
{
"__v": 0… Read More
2020-02-07 15:31
NodeJS REGEX: Efficient Regex Search for multiple keywords?
Problem
I have a search now that iterates over each json object that I have and each keyword. I want to match this search exclusi… Read More
2020-02-07 14:28
Const in javascript? When to use it and is it necessary
Problem
I've recently come across the const keyword in javascript. From what i can tell, it is used to create immutable variables, an… Read More
2020-02-07 13:32
How do I handle Express.js routes?
Problem
I've generated Express app. I have an index page, I want to add subscribe form for collecting email form the save index page.
So I added a functi… Read More
2020-02-07 12:31
node-localize : Save and render html syntax and tags information in translation files
Problem
I'm using Node.js and ExpressJS with node-Localize (https://github.com/AGROSICA/node-localize)… Read More
2020-02-07 11:25
Nodejs req.params is []
Problem
In my Nodejs app,I send a request,but the req.params return []
res.send(req.params);
But I get the Form Data from the chrome:
title:Hello world!
site:htt… Read More
2020-02-07 10:25
PrototypeJS version 1.6.0.2 Overrides JSON.parse and JSON.stringify and breaks socket.io functionality
Problem
Basically, socket.io uses nativeJSON to enconde and decode packets, and my pro… Read More
2020-02-07 09:28
Display images in HTML + Nodejs
Problem
I am new to nodejs. I want to create a very simple website which has 3 pages. In every page I want to display an image to make the pages look uniform… Read More
2020-02-07 08:33
pump.io port in URL
Problem
I just installed pump.io on my server (CentOS 6.5, x64), and I also have a Ghost blog (blog.mydomain.example) hosted on my server, which is behind Apache. The ho… Read More
2020-02-07 07:29
Backbone model - extending api calls
Problem
I'm working on my first nodejs/backbone project. What I need to do is to extend user model api with additional methods. As REST uses universal p… Read More
2020-02-07 06:31
Grunt won't load the node server
Problem
My gruntfile.js is:
'use strict';
module.exports = function(grunt) {
// Project Configuration
grunt.initConfig({
pkg: grunt.file.r… Read More
2020-02-07 05:26
Search for folder names higher than X with node
Problem
I need to get all folders with a name higher than 1.0.0 with node.js
How can i achieve this with the structure below.
|---version… Read More
2020-02-07 04:29
Is Nodester.com gone?
Problem
Uhm i have created a node.js app and i wanted to take it to the next level and have it hosted on the web. i watched a video tutorial and it was talking about n… Read More
2020-02-07 03:28
How can I change tab to spaces in Nodeclipse .njs file formatter
Problem
It's easy to set up Code Formatter Preferences for JS file editor but what about Nodeclipse Node.js file Editor?
P… Read More
2020-02-07 02:25
Node require absolute path
Problem
I have a directory that looks like this:
-- app/
|- models/
|- user.js
|- config.json
I want my user.js file to require config.json. Right… Read More
2020-02-07 01:31
Concurrent access to a document with mongoose
Problem
I am writing a web application where more users can perform simultaneous operation in the same document in mongodb.
I use the mean.io s… Read More
2020-02-07 00:28
Upload blob to windows azure container using NodeJS (CompoundJS)
Problem
I am using CompoundJS for my application and now trying to implement a script which would
upload images to azure blo… Read More
2020-02-06 23:28
Bash string manipulation works differently in shell than .sh file?
Problem
I have a script to get and setup the latest NodeJS on my .deb system:
echo "Downloading, building and installing… Read More
2020-02-06 22:28
New to express, where do I start?
Problem
I’m learning node/express. I’ve purchased a few books and have followed some online guides and I would like to start tinkering around b… Read More
2020-02-06 21:33
node.js variable scope with routes separation
Problem
my routes are defined in an external folder
./routes
here's the way i define the routes in my server.js file
app.get('/', rout… Read More
2020-02-06 20:28
Looking for way to copy files in gulp and rename based on parent directory
Problem
For each module I have some files that need to be copied over to the build directory, and am looking for a… Read More
2020-02-06 19:29
Rendering new div created dynamically with Meteor
Problem
I have a the classic "Thread->Posts" model.
In the application, I have a left sidebar with the "Thread" collections. When the us… Read More
2020-02-06 18:29
EnsureIndex for likes in MongoDB
Problem
well, i am creating a network that allows users creating posts and like them.
Asking on stackoverflow i've understood how to structure my database… Read More
2020-02-06 17:31
writing matched lines with node js in CSV
Problem
Am taking baby steps with node js. First task, read a delimited file line by line, and spit out the lines that contain the string "imputed"… Read More
2020-02-06 16:30
brew install node error
Problem
I'm having trouble installing node via homebrew.
$ brew install node
Which returns:
node: Beginning with 0.8.0, this recipe now comes with npm.
It appear… Read More
2020-02-06 15:25
Mocha tests for asynchronous functions
Problem
I'm writing a node wrapper to interact with an external api and am having a difficult time testing the asynchronous createJob method. Below is… Read More
2020-02-06 14:31
node.js - Require Exports Variables Errors
Problem
I have a node.js script that does some database queries for me and works fine. The script is starting to get a bit longer so I thought I m… Read More
2020-02-06 13:25
AngularJS $resource makes HTTP OPTIONS request instead of HTTP POST for $save method
Problem
I'm in the process of writing a simple library application to get ready for a larger project wit… Read More
2020-02-06 12:25
Why is this script getting back encoding-garbled gibberish?
Problem
There's no way to paste it in from my console, but try running the script with "node file.js ttuuu ttppp", and you'll see… Read More
2020-02-06 11:32
what is best approach to implement real time notifications using node.js and MySql
Problem
I am trying to implement real time notification system, the approach that i am going to use is by… Read More
2020-02-06 10:30
Installing PhoneGap Cordova 3.0
Problem
I was using phonegap 2.9 for development, it was pretty easy installing that but, phonegap 3.0 uses some nodejs and command line for installation. I… Read More
2020-02-06 09:30
node js: does fs.rename overwrite file if already exists
Problem
Does fs.rename overwrite the file if it already exists?
var fs = require('fs'),
oldPath = 'firstfile.txt',
newPath… Read More
2020-02-06 08:32
Refresh_token using oauth.io
Problem
Hi I am student of Computer Science and doing some experiments on oauth.io. but i am facing problem to get refresh_token after getting code successfully… Read More
2020-02-06 07:32
Event Ordering ExpressJS/Node
Problem
I'm trying to use events to set the cache-control header in a simple ExpressJS web server. The code looks something like this:
app.get('*', function (… Read More
2020-02-06 06:31
Nodejs Chat, all clients the same
Problem
Today I was going to play with NodeJS en I created this:
http://i.stack.imgur.com/ZNssI.png
Now, when a new client is comming he see`s not fbffbbf… Read More
2020-02-06 05:29
nodejs + mongodb - find empty
Problem
I'm trying to find all rows where post_id is the same as I'm searching for. But every time I do the result is empty, and I've double check all values a… Read More
2020-02-06 04:27
dustjs-linkedin with express 3
Problem
I am trying to get dustjs-linkedin working with an express 3 project, however I can't seem to get past this error:
Error: Template name parameter can… Read More
2020-02-06 03:31
Creating new processes using node js does not have pid
Problem
I am following the example presented here
to create a server that would run on multiple cores.I get the following error:
cr… Read More
2020-02-06 02:28
PHP & C++ Send / Receive Events
Problem
I am trying to Send / Receive Events With PHP And C++
Example
Send Data From C++ And Receive it in realtime in my admin panel
Send Data From Ph… Read More
2020-02-06 01:25
nodejs express - case sensitive URL's
Problem
How to make URL's case sensitive?
app.get()
app.get('/([a-z]{2}/)api*', function(request, response){});
Here this app.get() catch both /EN/… Read More
2020-02-06 00:27
What is wrong with my NodeJS/Nginx and SSL settings?
Problem
I'm trying to get my website running with ssl. With my current settings I am able to access the regular domain, but not with htt… Read More
2020-02-05 23:30
Algorithm / Technique for Buffered audio playback with node.js
Problem
I am using node.js to playback an audio stream such as a radio station or an mp3 stream from the web. The flow of data… Read More
2020-02-05 22:30
Possible to write fragmented HTTP messages with spray-can/http
Problem
I'm playing with the idea of retrofitting spray-can with the simplistic node.js/http API.
Node allows to send a fixed… Read More
Subscribe to Node.js Recipes
Get updates delivered right to your inbox!