Recent questions tagged Node.JS

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node.js - Why can I not kill my child process in nodejs on windows?

exec = require('child_process').exec; child = exec('node child.js'); child.stdout.pipe(process.stdout); child ... an event protocol on stdin? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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node.js - difference between async.series and async.parallel

What is the difference between async.series and async.parallel. Consider the following exmaple, and i've got ... callback in async.parallel? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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node.js - Not able to install @angular/cli using npm

I am new to "@angular/cli", I have tried every thing but could not install. I am tired now please some one ... me where actually I am wrong. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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node.js - Sequelize create model with beforeCreate hook

I defined my hook beforeCreate as following: module.exports = function (sequelize, DataTypes) { var userSchema = ... ). Any help appreciated! See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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547 views

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node.js - Socket.io connection reverts to polling, never fires the 'connection' handler

I'm trying to add socket.io to my existing node.js app on express. I've added the socket.io library in the server- ... root + '/app/views'); }); See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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node.js - Node MODULE_NOT_FOUND

I just upgraded to node version 9.0.0 and am now getting this error in the command line when trying to use npm ... : How do I update Node.js? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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node.js - npm install: when to use --no-bin-links?

When and why we should use the option --no-bin-links when we install npm packages? The official docs say: ... the package when used error out? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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node.js - Go to the TypeScript source file instead of the type definition file in VS Code

I created a custom npm library that is used in some root projects. This library is written in TypeScript. All ... of the type definition file? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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node.js - Why does Mongoose add blank arrays?

I am trying to start using Mongoose as an ODM for MongoDB with my node.js application. I have noticed that when I ... and how can I stop it? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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541 views

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node.js - How to await and return the result of a http.request(), so that multiple requests run serially?

Assume there is a function doRequest(options), which is supposed to perform an HTTP request and uses http.request() for that. ... ; }); }); }); See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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node.js - React Proxy error: Could not proxy request /api/ from localhost:3000 to http://localhost:8000 (ECONNREFUSED)

I have a React frontend that uses jwt to authenticate with the Django backend. The backend works and is connecting just fine ... q=0.8,ja;q=0.7 See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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878 views

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node.js - How to get the cwd (current working directory) from a nodejs child process (in both windows and linuxish)

I'm trying to run a script via nodejs that does: cd .. doSomethingThere[] However, to do this, I need to executed ... }); How can I do this? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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479 views

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node.js - Difference between `npm link x` and `npm install /path/to/x`

I thought I understood the difference between npm link x and npm install /local/path/to/x originally I thought the ... the two and what is it? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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783 views

1 answer

node.js - Why npm start is throwing events.js:187 throw er; // Unhandled 'error' event in my react project?

While starting the server for the first time just after the code checkout , my react js project is throwing error " ... ://localhost:3000/' ] } See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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465 views

1 answer

node.js - Asynchronously reading and caching multiple files in nodejs

I have an array which keeps URL of several files. For example: var files = ['1.html', '2.html', '3.html ... files from an array and cache them? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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672 views

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node.js - Streaming a file from server to client with socket.io-stream

I've managed to upload files in chunk from a client to a server, but now i want to achieve the opposite way. ... to get me started with this? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1.1k views

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node.js - How to convert character encoding from CP932 to UTF-8 in nodejs javascript, using the nodejs-iconv module (or other solution)

I'm attempting to convert a string from CP932 (aka Windows-31J) to utf8 in javascript. Basically I'm crawling ... if somebody can solve it. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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825 views

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node.js - How to secure my react app api with csurf?

I am trying to add csrf protection to my react app but I am getting an error Invalid token all the time import ... protect */ AuthRoutes(app); } See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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585 views

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node.js - How could I upload files in ExpressJS 4.x

I know there are something like multiparty, and busboy and formidable. I want to know is there any chance to upload files without them. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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463 views

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node.js - Client-side templating language with java compiler as well (DRY templating)

I want to be able to define templates once and use them to render html from both the server-side as well ... library would you suggest to use? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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507 views

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node.js - Modify image obtained from loopback-component-storage

I am using loopback for storing Image to the server. I want to modify the file name of the file before ... File getting saved at the server? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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673 views

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node.js - Script path for ExpressJS in node_modules

I have an index.jade in my 'views' folder. doctype html html head title= title link(rel='stylesheet', href='/ ... ' for it to work? Thanks! See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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node.js - Can I send data via express next() function?

I'm working on a webapp that requires atuhentication process and session management with express. I've done with the ... you for your help. :) See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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673 views

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node.js - Remove sub-document from Mongo with mongoose

I am trying to remove an item from a collection that is stored in a mongoose document. My document looks like this ... . I don't understand why. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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799 views

1 answer

node.js - Chaining Express.js 4's res.status(401) to a redirect

I'd like to send a response code of 401 if the requesting user is not authenticated, but I'd also like to ... redirect the user all in one go. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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436 views

1 answer

node.js - Angular 7 app getting CORS error from angular client

I have developed an angular 7 app with express backend. Express running on localhost:3000 and angular client is ... What else I am missing? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1.7k views

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node.js - Get last inserted id Sequelize

I'm using Sequelize and I'm trying to get the last inserted ID in raw query. My query is .query(Sequelize. ... I hope this can help someone. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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730 views

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node.js - express middleware testing mocha chai

Is there a way to test those kind of middleware in express: module.exports = function logMatchingUrls(pattern) { ... this kind of middleware? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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