My backend code created using below steps: mkdir backend cd backend npm init npm i express //app.js const express = require('express'); const app = express(); const port = 3001; app.get('/api/data', (req, res) => { const currentDate = new Date(); msg…
I am creating an express app that allows a user to add web projects into a list using get, post, put and delete. I have been able to write the logic for the get, delete and post requests and they…
I am learning the redux toolkit and unfortunately, I have faced an error like Type Error but I failed to make a solution. Create Counter Slice const { createSlice } = require("@reduxjs/toolkit"); const initialState = { count: 0, }; const…
I want to send data from web or local file to a html element by NodeJs/Express here my pseudo code looks like Grab data from src > parse the data > sent it to an element of index.html app.get("/", (req,res)…
I have written code in React JS that receives data from a backend. This backend connects to a database. I receive this data using axios, but I get this error: "data.map is not a function ( **react.js - express.js -…
In my express app, I am using clusters and ws package to run project with a socket connection. When a client connect to socket one of workers handle the connection (For example worker with id 1). But when another client…
I have Nginx working on my computer that servers solid.js frontend and two express.js servers. I'm trying to fetch an endpoint that is exposed in one of my express app. Everything works correctly until I specify server_name in nginx config…
The sendFile() method is not checking for file in public folder, it is still trying to find the file in C drive, even though I have set the static path. How do I know that only sendFile() is not checking…
I built an Online Shop Website with Mongo DB and Express.js that has flash sale features on it. Its traffic spiked when it came to the Flash Sale, with 5,000 users per minute. As we know, in the online shop,…
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 =…