I am using node js and fetching data from a url that returns a list of 28000+ JSON objects. I want to map each objects identifier to one of its sub-objects. Every example of mapping in JS I look at…
I want to upload a file using formidable and then change it's directory. In the tutorial, the code is this var http = require("http"); var fs = require("fs"); var formidable = require("formidable"); http.createServer(function (req, res) { if (req.url == "/fileupload")…
Okay hear me out, i know this might be a dumb question and there is probably a nice easy solution to this, but english is not my native language and i can't for the love of me find out what…
I'am trying to deploy my backend mern app in vercel and it shows me this error : "404: NOT_FOUND Code: NOT_FOUND ID: cdg1::bbhc7-1691147707623-efc5cd10ff98 Here is my server.js file: require("dotenv").config(); const express = require("express"); const mongoose = require("mongoose"); const cors =…
I have a error message like this in json { "message": "2023-08-04T13:52:01: Error: listen EADDRINUSE: address already in use :::55002023-08-04T13:52:01: at Server.setupListenHandle [as _listen2] (node:net:1432:16)2023-08-04T13:52:01: at listenInCluster (node:net:1480:12)2023-08-04T13:52:01: at Server.listen (node:net:1568:7)2023-08-04T13:52:01: at ExpressAdapter.listen (/var/www/html/01-haiku/haiku_back/node_modules/@nestjs/platform-express/adapters/express-adapter.js:68:32)2023-08-04T13:52:01: at /var/www/html/01-haiku/haiku_back/node_modules/@nestjs/core/nest-application.js:166:302023-08-04T13:52:01: at new Promise (<anonymous>)2023-08-04T13:52:01:…
I followed a tutorial, connected to mongoDB via mongoose, but for some reason the console.log(data) doesn't show anything. const mongoose = require('mongoose'); const mongoURI = 'mongodb+srv://gofood:[email protected]/?retryWrites=true&w=majority' process.on('uncaughtException', err => { console.log('UNCAUGHT EXCEPTION! 💥 Shutting down...'); console.log(err.name, err.message); process.exit(1); }); async…
I have a React state variable for an array of todos, each of which is a javascript object with a "daysRemaining" property. At the start of every day (12 AM), I want to iterate through this array and decrement the…
I have a database which has the following structure. I need to write a request that will issue a post, by user_id and id. id | title | content | user_id ----+----------------------------+-----------------------------+--------- This is the route I tried but it…
I want to change string to variable, please some one help me. this is a string >> {"method":"setValue","params":{"cmd_Motor":true}} I wan to change like this:
I want to search for all documents that have 255255 as their key value. the id on top is the id of the document. "id" : "555114", "255255" : { "someField" : null, }, "255256" : { "someField" : null,…