JavaScript Exercises

I have angular2 & mongoDB configured. So far I am able to read json files using http service bu… Read more How To Connect Mongodb To Angular2 App?

I can access it fine using meteor mongo but I need access to it on the server... How do I do that? … Read more How Do I Access Mongos Db.system.js In Meteor?

I'm currently having an issue with a collection insert in Meteor. I call a method to insert a n… Read more Meteor Collection Insert Not Updating On Client

now my database is working i want the user to click on one of the things in the database to get a m… Read more Meteor Passing An Id Into A Link

I am trying to run jest test cases but I am facing error - ReferenceError: TextEncoder is not defi… Read more Referenceerror: Textencoder Is Not Defined With Mongodb Nodes

I am trying to retrieve some lookup data for an embedded array in a document. Here is a sample of t… Read more How To Lookup A Field With An Array In Nested Subdocument Mongodb?

I have a Mongoose document with an array of subdocuments like this: var RegionSchema = new Schema({… Read more How Can I Update A Mongoose Subdocument In An Instance Method?

I have complex CPU intensive work I want to do on a large array. Ideally, I'd like to pass this… Read more Pass Large Array To Node Child Process

I have a code in which i am making a new connection using mongoose and using a schema also. The con… Read more Update By Id Not Working In Mongoose

Trying to login using the data I've created which are in the db however when I post the user&am… Read more Post Api Endpoint Pending Request On Dev Tool

Mongodb is cool enough to create the database/collection on the fly, if we run a code similar to db… Read more How Does Mongodb Create Database/collection On The Fly

I have the following database structure stored in the mongoDB: 'location' : 'Halifa… Read more How To Add New Objects Inside Nested Array For Mongodb Using Node.js?

I need to pull multiple random documents from a collection in MongoDB. I don't want to ad a new… Read more Mongodb: Pulling Multiple Random Documents From A Collection

I am extremely new to javascript and found Brad Traversy's video Node.js with Passport Authenti… Read more How To Update Existing User Data In A Node.js And Mongodb App With Ejs Post Form?

I would like to know how to set the projection for a matched array of objects from a Mongoose query… Read more Select Matching Array Element And Return Selected Fields

I have a file file which is surrounded by Promise function . I have a database operation inside thi… Read more How Do I Nest A Promise Inside Another Promise Function In Node.js?

I have data stored in a MongoDB database and I'm using Mongoose to query the data. I'm tryi… Read more Mongoose Date Filter

I need to update a field of multiple collection documents. The field is a DBRef and I just need to … Read more Mongodb - Updating Only $ref From Dbref Field Type

I'm trying to wrap my head around promises trying to solve a scenario I find myself in a lot of… Read more Turning A Mongoose Seeding Script Into A Promise

I'm quite new to web development and I want to learn new things. I have a mongoose schema (I wo… Read more Change Variable Value In Document After Some Time Passes?