I’m trying post some data in mongodb database and it works perfectly until the fetch request is sending continuously even if I didn’t do anything. In the network tab, it shows 200 status firstly but then pending and gives error. The error is giving after adding the following code: The following er…
Tag: node.js
Replacing JS require(‘…’) with ESM imports
After updating node-fetch to v3, the following JavaScript error message appears when trying to launch my Electron app: Uncaught Exception: Error [ERR_REQUIRE_ESM]: require() of ES Module (…) not supported. Instead change the required … to a dynamic import() … I have found here that I should …
Using an empty string in path fails
In my node API i have some function that updates the email address Array of either a contact or a farm, its the same concept but the difference is where the array is located in farms is in Records.emails and in Contacts its in emails. So in my case I decide based on _type what the path is. In case
Javascript Subtract between two arrays of objects
Hi can anybody help me to implement the right/clean way of subtracting between two arrays of object. My case (backend) is that I fetch Products data from mongodb, then I also have Trolley data that is fetched from MySql, what I’m trying to do is that if product stock is subtracted by quantity in trolley…
Can I simplify this code to avoid the type error for reading properties?
I am writing this code to scrape a webpage. I need to get specific information from the website and there is a lot of information needed to be scraped. The code that I write works but when do it repeatedly it encounters error on some of the line, e.g. line 20, line 24. Below is the code There are like
how to only update specific fields and leave others with the previous values in findandupdate with Mongoose
I’ve created an update function using Mongoose. However whenever I update the data using findOneAndUpdate. It updates only the fields entered and making it so that the others are now null or empty. I would like it so that when the user is updating and they dont update a filed it should remain as what it…
How does the const a = express() works exactly?
I recently started learning Node/express. One doubt is bugging me for a couple of weeks now. I know what this does, and I’ve been able to get past it. But I cannot wrap my head around the logic used in the line const a = express(). I don’t think I have seen this before in javascript. In this case,…
How do I export mongodb html code to html file?
How do I display an html data piece from mongo db correctly? Data: The html was encoded What it shows: Not showing correctly Code: Answer Not really sure why you put that html on a textarea element. But if the content is comming from a database that is contain use generated content, then you probele need an h…
Getting Missing Months
I am working on a project where I am trying to chart the number of monthly order that I have received. My current data for monthlyOrder is: I would like to have an array with all missing months with orders: 0, so that all months since the first month/date are included in the chart. I have attempted to do this
How to properly route different paths with ExpressJS/ NodeJS?
I initially had a problem where I had two separate and distinct paths for my nodeJS server like so: Path A to fetch all businesses near latlng coordinates: Path B to fetch review for specific business: As soon as I modify Path A to add a category parameter: Path B throws error code 400 and no longer fetches r…