I wanted to create a collection inside of my fruitsDB database and add a document with Mongoose: const mongoose = require("mongoose"); mongoose.connect("mongodb://localhost:27000/fruitsDB", { useNewUrlParser: true }); const fruitSchema = new mongoose.Schema ({ name: String, rating: Number, review: String }); const…
I want to set multi type for one field of my schema like this: @Schema({ validateBeforeSave: true, _id: false }) class example1 { a: string; b: number; } @Schema({ validateBeforeSave: true, _id: false }) class example2 { a: string; b:…
I currently have my userInfo stored in a state const [users, setUsers] = useState([]) Please, how do I pass the userId into the axios URL to be able to fetch the posts of a specific user. see what I did…
In addition to this question I am trying to map individually a state to another state to store the amountToPay object to get the sum of it. The problem is every time it renders the onChange function. It stores every…
This question is slightly different from others since I need to get the whole documents and not just specific fields. I need to filter documents(all of the document, not just specific fields), according to the last elements value of a…
I am trying to work with MongoDB in Node.js but it is not working with the simplest code. The Simplest Code: var MongoClient = require('mongodb').MongoClient; var url = "mongodb://localhost:27017/mydb"; MongoClient.connect(url, function (err, db) { if (err) throw err; console.log("Database created!");…
I have a collection of docs like {'id':1, 'score': 1, created_at: ISODate(...)} {'id':1, 'score': 2, created_at: ISODate(...)} {'id':2, 'score': 1, created_at: ISODate(...)} {'id':2, 'score': 20, created_at: ISODate(...)} etc. Does anyone know how to find docs that were created within the…
I am creating simple queing system with tickets. The ticket is inserted into array in place of first ticket with visitTime greater than one to be inserted. The array contains only ticketIds, which have to be looked up in Mongo…
I am trying to create a login functionality for my Reactjs Webiste using Nodejs express backend. I want to set a JWT token when the user tries to log in and update that token in my mongoDB database and then…
I am new to the MERN stack and I want to store user information into the MongoDB which has two string attributes "name" and "role". I am getting an error in the browser console which states "Failed to load resource:…