i try to create my pm telebot with telegraf. im new at javascript. can someone help to fix my code? const { Telegraf, Telegram} = require("telegraf"); const n = new Telegraf(process.env.token) const chat_id = process.env.chat_id n.start((ctx) => ctx.reply('Hello! ')) n.on('message',…
I am still new to Node JS. I am trying to make a book directory using Node JS and Mongo DB. Every time I press the delete button to delete a book it shows me this error CastError: Cast to…
I have a nextjs application I have been developing and need to find all the documents in one of my collections I am using the mongodb node module. when i use .find() to pull the documents I just get an…
Learning about the concept of microservices in Nodejs, I have set up two microservices auth and users, both standalone and running on different ports. The auth service handles user creation and log-in users using a username and password. This works…
I am a building a web-app where people have 10 coins by default, and when they click a buy button, it reduces the number of coins by 10 with each click. The schema for users is like this: const mongoose…
I'm working on a podcast app that has an e-commerce section for which I am following this tutorial: https://www.youtube.com/watch?v=CDtPMR5y0QU I've been getting the following error from the network tab when I click the Place Order button: message: "Order validation failed:…
i post data to mongodb as following: app.use(bodyParser.json()); app.use(bodyParser.urlencoded({extended:true})); app.use('/insert',async(req,res)=>{ const newProduct=new product({ _id:req.body._id, name:req.body.name, description:req.body.description }); try{ await newProduct.save(); // res.json(newProduct); res.send(`${newProduct} inserted.`); //res.redirect('/'); } catch(err){ res.send(err); } }); Data is taken from the user. The user sends the…
for storage space issues i cannot save images in server so i had to store it in cloudinary and for seo purposes I had to serve it from my domain not cloudinary's so i thought to get img files from…
I want to retrieve a user's chats with corresponding users from a different collection in NodeJS and MongoDB. The nature of NodeJS gives me a bad feeling that running the following code will block or decrease performance of my app.…
I'm new to MongoDB aggregation. I am not getting desired output The output I'm getting from aggregation:- [ {tweet:{key:value}}, {tweet:{key:value}}, {tweet:{key:value}}, {tweet:{key:value}}, ] but I want the following output from the pipeline:- [ {key:value}, {key:value}, {key:value}, ] and lastly, pipeline…