Category "meteor-react"

meteor How to use upsert | Exception while simulating the effect of invoking ” TypeError: Cannot read properties of undefined (reading ‘_id’) react.js

I’m having trouble with upsert with meteor.js. I could update questions finely with the below codes but I won’t be able to insert new data. file in

meteor.js - upsert does not throw a console error, but doesn't insert data

I'm trying to update or insert data with upsert, but it doesn't work. Neither update nor insert doesn't work... but I don't see any errors both in terminal and

How to query a document mongodb and react

I wonder why this is not working… This function should return true if there are any documents that match query. Thing I want to do is if the frequency is

What is the difference between [Document,Document] and [{},{}] with meteorjs?

const sample1 = useTracker(() => { // … return Collection1.find({}).fetch() }) console.log(sample1) // [Document,Document] // 0:Document {_