All Questions
Tagged with javascript mongodb
23,927
questions
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21
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Can't use variable field of mongodb in javascript
I have retrieved one document from mongodb, in that I have one array and I want to loop through that array but I can't do that. If I loop through that it consider whole array as one element, this is ...
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24
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What can cause Playwright to duplicate an action?
I'm writing tests for a small MERN stack blogging application as part of an online course I'm following along with. I've written a few Playwright tests for the user log in, and blog creation. However, ...
- 97
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33
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React / API route is unable to post the form data
I have an Add Product form. In this form, there is an Upload Image field to upload jpg and png from your computer. Anyway it doesn't work and products get uploaded without image. My aim is to convert ...
-2
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0
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Error: Objects are not valid as a React child (found: object with keys {message}). If you meant to render a collection of children, use an array [closed]
I'm not able to solve the problem even after reading several related posts.
Basically, I'm trying to post some data from my React app to MongoDB using axios. However, it seems the data format is ...
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how ISODate can be passed in JSON through mongodb helper functions [closed]
I am using JSON and mongodb shell helper functions to generate the report from the UI.I tried to convert the date to String but the Date is defined in MongoDB Database as ISO Date and I am getting ...
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-1
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37
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Parameter \"obj\" to Document() must be an object, got \"\" (type string)
I have a problem, in Postman, the result of the request is this:
This is my Model:
const mongoose = require("mongoose");
const mongoosePaginate = require("mongoose-paginate-v2");
...
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43
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Having trouble running a project locally/ npm install, dependency issues
I am trying to run an example project locally. Its a full stack project so it needs to access a mongodb database. I downloaded the project files, and ran npm install so I could get everything set up, ...
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26
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issue with connecting mongodb through mongoosejs
so I'm using this type of code to connect to mongodb - github link to code
const mongoose = require('mongoose')
cosnt s = "my connection url"
mongoose.Promise = global.Promise
...
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1
answer
37
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Mongodb aggregate multiple collections super slow
New to Mongo so bare with me, but cannot figure out best (fast) solution.
I have three different collections: Shipments, Tracking, Messages
I'm trying to join two simple fields from the Tracking and ...
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24
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Get MongoDB Stream Real Time data in the front facing
I am trying to get the my MongoDB Atlas changes updated in real time in the front user facing. I am trying to implement the Mongo Change Stream functions. I am able to get the changes in my file but ...
1
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1
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90
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TypeError: Cannot read properties of undefined (reading 'collection') (mongodb connection)
am trying to connect the mongodb database and i get the error as shown below
It gives me error
TypeError: Cannot read properties of undefined (reading 'collection')
at C:\Users\Joh\Desktop\...
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2
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44
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"Cannot use a session that has ended" error when querying MongoDB
i am trying to get a string from all documents in a mongo db collection, but when it starts it give me an error:
106 | * not subject to semantic versioning compatibility guarantees and may change ...
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3
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52
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TypeError: Cannot read properties of undefined (reading 'map') in react-js
import React, { useEffect, useState } from 'react';
import axios from "axios";
import './List.css';
import { toast } from "react-toastify";
const List = () => {
const url = &...
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2
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60
views
Using an outer Boolean variable inside a mongodb aggregation pipe line logical operator $or
I have to check a Boolean flag and base on its condition return different data result.
for example I have a collection of books and their prices, normal result of query is prices matching 10, BUT IF ...
- 1
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36
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Accessing Another Item Of a Schema From A Function In A Schema - Mongoose
I want to add a feature so users can make their email public but I don't want them to do that unless they verify their email address. for that, I have 2 keys, email.publicState for the User to Modify ...
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