Hi I need some help to update many documents in my products collection, it must match the updateData.oldCategoryName and the updateData.userId, and then set all the products that match and update the category name with the updateData.newCa…
schema of patient:
var treatmentSchema = new Schema({
prescription:{
type : String,
},
record: {
data: Buffer,
contentType: String
}
});
var FileSchema = new Schema({
drName : {
type : String,
requried : true
},
desease :{
type:String,
req…
It seems that if I want to render d3 force-directed graph with nodes and links, links pass to the simulation must be in a list of 2-tuple.
This means I need to export the neo4j "connection" back to a list of 2-tuple if I want to …
I try to insert multiple documents into my mongoDB collection, but whatever I do, I get a duplicate error. I made sure that there are no duplicates possible by dropping the whole collection.
I tried it with .insertMany(), .save(), .create(…
{
"data": {
"category": "mobile",
"products": [
{
"title": "Smartphone Note 10 Pro"
},
{
"title": "Smartphone 1000 Pro M…
So here’s my code:
module.exports.getProfile = (data) => {
console.log(data)
return User.findById(data.userId).then( result => {
result.password = "*****";
return result
})
};
My terminal kee…
I want to create a project that involves using Google Maps API and getting coordinates from the user and giving locations nearby to the user. However, I’m comparatively a little new to this and lost as to how to start? Could anyone please …
I have a collection with documents that look like this:
{
"_id" : ObjectId("56b53b7ddd81cc134fac76a5"),
"name_info" : [
"name c" : [
{
"aliases": [&q…
I have a collection with documents that look like this:
{
"_id" : ObjectId("56b53b7ddd81cc134fac76a5"),
"name_info" : [
"name c" : [
{
"aliases": [&q…
const addUSDCurrencyToCreatorPage = async () => {
try {
const page = await Pages.find({ username });
console.log("page –", page);
page.currency = "USD";
await page.save();
} catch (error) {
c…
const addUSDCurrencyToCreatorPage = async () => {
try {
const page = await Pages.find({ username });
console.log("page –", page);
page.currency = "USD";
await page.save();
} catch (error) {
c…
these are my schemas and the
queries are: (list’s id and a question topic)
questionSchema is nested inside the listSchema.
const questionSchema = new mongoose.Schema({
topic: { type : String , unique : false , required : true },
na…
My MERN application works perfectly fine on my laptop Chrome browser but does not work in other browsers. Also, it doesnt work for anyone else (when I ask someone visit site url), on any browser, and doesnt work on Chrome mobile. When I sa…
Let’s assume MongoDB collections has the following document:
{
_id: ObjectId(‘asdasd232344’),
article: ‘some name’,
type: ‘latest’,
tags: [‘books’, ‘cars’, ‘code’]
},{
_id: ObjectId(‘asdasd232345’),
article: ‘some n…
I have a fairly simple Node.js service that basically just fields a few HTTP requests. This runs fine via the GraalVM node command. However, when I use node –jvm –polyglot service.js My Node service dies shortly after starting. Nothing e…
I tried opening the terminal using Rosetta but when I run brew install mongodb-community@5.0 I get an error that says:
Error: Cannot install under Rosetta 2 in ARM default prefix (/opt/homebrew)! To rerun under ARM use: arch -arm64 brew in…
const query = { uuid: ‘12212121212112’ };
const values = { $set: {name:’av’} };
const result = await databaseConnection.collection(‘person’);
let data = await result.findOneAndUpdate(query, values, { new: true });
console.log(data) //old d…
I need to add the new record if the name and likes of employee id not in the array, otherwise need to add a new record.
Ex.
{
name: ‘AA’,
likes: [{eid:100},{eid:101}]
},
{
name:’BB’,
likes:[{eid:100},{eid:102}]
}
from API call I’m…
I am trying to update my contact in mongo db but running into this issue with
CastError: Cast to ObjectId failed for value "undefined" at path "_id" for model "contact"
Here is my controller function for updat…
Trying to merge two array of objects conditionally:
await Product.findByIdAndUpdate(req.params.id, [
{
$addFields: {
tags: {
$reduce: {
input: incomingTags,
…