I’ve been trying to get data out of a collection, but it returns me Uncaught TypeError: Cannot read property ‘collection’ of null. The Mongo database itself is connected with the cloud and checking from there the collection with that name exists. I have planned to later use the output for condition check to see, if there are any similar entries.
Tag: database
PHP – “&” character gets hidden in $_POST [closed]
Closed. This question needs details or clarity. It is not currently accepting answers. Want to improve this question? Add details and clarify the problem by editing this post. Closed 2 years ago. Improve this question I am using a custom PHP file to send data to my JSON file and update it, but if an ‘&’ character is into a
Different types of the field _id of rows after importing data to mongodb and after the creation
I’m trying to write a JS app with MongoDB (I use MongoDB Compass). I have a schema of user: Then I import some data from JSON file like this: After the importing the type of field _id is String. But, if I create a user by method create: the type of _id is ObjectId, therefore, I can’t use methods like
Cypress task undefined even though the promise is returned
I used TypeScript and Cypress framework for the automation purpose. To retrieve the data from SQL Server I have tried with Cypress sql server but that is available only in JavaScript, due to that I have used the JavaScript MSSQL library to retrieve the values under plugin/index.js then called that function in the required TypeScript file. But it throws the
Oracle Apex opening a column link in interactive report?
I have column link in an interactive report. This column link should run an sql query which supposed to return an external URL so I want to open in a new tab/page. How can I do that? Somehow with a dynamic action? ..but I cannot make dynamic actions for columns furthermore I should query the data from the table-column. Thank
How can I make a JS string have newlines instead of showing n? [closed]
Closed. This question needs details or clarity. It is not currently accepting answers. Want to improve this question? Add details and clarify the problem by editing this post. Closed 2 years ago. Improve this question How can I make it so that a JavaScript string makes a new line instead of showing n? Say I have a string that goes:
How can i persist data in react native application?
I want to create a React Native app that persists local data and then syncs to the server. Please help me to find a way for this. Answer React Native provides methods to persist data. Some are provided out of the box while others are libraries you have to install and use. Below are popular methods of persisting data in
Automatic Random Test Data Generation of Documents for Seeding a MongoDB Database
I’m using JSON Generator https://next.json-generator.com to seed my MongoDB database. I’m finding trouble to generate a random set (from one to six) of colors out of the predefined group. I’ve succeeded to generate all of the other property values but color. I need for the availableColors key to generate a random variable number of colors out of a predefined set
MongoDB (JS), do query opperations on one document property if available, else take other property
So let’s say I have following documents in my “Request” collection: The goal is to diplay to the user a sorted list of requests by distance from his position from nearest to farest. If pickup.coords is available it should take that as position reference for follow up expressions, else take meetup.coords. I tried using $cond but I get an error
How to connect to mssql server synchronously in node.js
All of the examples for using the mssql client package/tedious driver are for async/callbacks/promises but I’m only developing a microservice that will see limited use and my understanding of asynchronous functions is still a bit fuzzy. Here’s what I have for trying to use async/await : Report generation class: Then called: I’m sure this is probably a pretty bad way