Questions tagged [mean-stack]

The perfect combination of MongoDB, Express, Angular / AngularJS, and Node.js creates the MEAN stack, delivering a seamless and comprehensive system. A significant advantage of this stack is that it operates entirely on JavaScript across all aspects. Two distinctive implementations worth exploring are mean.io and mean.js.

Create a custom function that retrieves all data from a Mongo DB database and transfers it to the controller for further

I am a beginner with Mean Stack and I have recently installed Express in MVC model, where I have a model named Data. let getAllData = ()=>{ Data.find({},(err,data)=>{ if(err) throw err; var datas = {}; data.forEach((data ...

Encountering an issue with a MEAN application using Angular 2: The error message states "Cannot read property

As a first-time application developer, I am working on creating a system to manage Client profiles. Utilizing the Angular tour of heroes for the basic structure, I integrated mongodb and express components sourced from various online platforms. However, I ...

Limiting the functionality of API's to be exclusively accessible within the confines of a web browser

Currently, I am working with node js and have implemented policies to restrict API access from sources other than the browser. In order to achieve this, I have included the following condition in my code: app.route('/students').all(policy.checkHeader).get ...

Incorporating Angular 6 and NodeJS 8.4 with the MEAN stack, I aim to display the current status of all identifiers stored in MongoDB directly onto the browser

After successfully storing the list of objects in MongoDB, I have implemented a functionality to display all items on the browser. When the inventory button is clicked, the routerlink is used to fetch the availability and list them accordingly. Now, I am ...

"Encountering issues with express-session failing to store information

I am developing a basic MEAN application and I am interested in creating a custom user authentication system. My plan is to store the userId in the session upon login, and then verify the existence of the userId in the session on each page request (such as ...

Error message encountered in MEAN application request

Learning how to use the MEAN stack has been an exciting journey for me as I venture into building web apps. Rather than relying on yeoman generators or npm app to do the heavy lifting of generating code, I have delved into creating my entire app from scrat ...

"Differences between a .js server, webpack, and how to plan

I'm feeling a bit overwhelmed. I recently started delving into node.js with the MEAN stack after previously using webpack and browserify without fully grasping their concepts. What's really puzzling me is the following: Express starts a server ...

Mysterious AngularJS Error: An Unforeseen Encounter with [$injector:modulerr]

While following a tutorial on creating a MEAN stack project with Google Maps integration, I successfully completed the project without encountering any issues. However, when I returned to check on it later, I discovered that it was no longer functioning pr ...

Creating a critical section in a multi-instance Node.js application in a Kubernetes environment - a step-by-step guide

Recently, I encountered a situation where an interval is set up in Node.js to send periodic emails in a MEAN stack application running on multiple instances in a Kubernetes deployment. However, I noticed that the interval was triggered for all instances ...

"Discovering an issue where a search query returns empty results in nodejs and mongodb when parameters are utilized in the

Searching for users in close proximity with specific criteria, I can't seem to get the desired results when using field1=No and field2=No (which is what cat represents as field2). The query returns empty. function (currentLoc, radius, cat, db, callback) { ...

What is the best method for inserting data into multiple databases simultaneously in MongoDB?

As a beginner in the Mean Stack, I find myself in a scenario where I require assistance in uploading data to various databases through mongoose. Any guidance on this matter would be greatly appreciated. ...

Regions for the MEAN stack

On our website, let's call it "www.xxxx.com," we need to develop a sub-portal dedicated to a specific company referred to as "www.xxxx.com/company1." This sub-portal should contain all the necessary controllers and views within an Area called "Company1." ...

The update function now saves only the name property in the database, while the url property is stored as undefined

I utilized nodejs, mongoose, and angular to create a RestAPI with mean stack, focusing on updating provider records in my database. Below is the implementation of the put method: Object {_id: "553d27a24c47696420c6ee39", name: "nn", url: undefined, __v: 0, ...

Transform existing MEAN project to utilize Angular Universal

My MEAN project is up and running smoothly. I have opted for Angular (not AngularJS) on the client side, with Express and MongoDB handling things on the server side. Lately, I've come across information about Angular Universal, but I'm strugglin ...

Encountering issues when trying to publish to MongoDB

Hi everyone, I am a beginner in MEAN stack development and I'm facing an issue while trying to make a post request using Postman. The error message I'm getting is "username not defined". I have successfully established a connection with mongodb and it is w ...

Encountering issues accessing / Error within MEAN stack application

I recently completed the Heroku tutorial, which you can find here. I followed all the steps but did not deploy to the Heroku server and instead worked on my localhost. However, when I tried to access my application using localhost port 8080, I encountered ...

How does Node.js contribute to the MEAN stack ecosystem alongside JavaScript and Express, in contrast to Django and Python?

Having experience in developing web applications with Python, Django, and PostgreSQL, I have now shifted my focus to JavaScript and the benefits of the MEAN stack. MongoDB serves as the database for MEAN, similar to how PostgreSQL is used with Python. Expr ...

What is the best way to link a newly created contact to the current user in Mongoose?

I'm faced with the challenge of creating a contact that is specifically added to the current user's contact array. Currently, my controller only creates a generic contact and doesn't cater to the individual user. Controller: function contactsCreate(req, ...

Refreshing the browser causes Angular route to display raw JSON data

I have been working on a MEAN stack application and I have set up a proxy configuration for development purposes. Everything seems to be in order as I am able to successfully call an API from Angular/Node. However, the issue arises when I refresh the brows ...

"Encountering a 'default engine not found' error while trying to run a MEAN application

An error occurred when trying to find the view "error" in the views directory "/var/www/html/mean/mean-secure1/views". The rendering function failed at line 581 in application.js, causing an error response from the Server. This error origi ...

Error: The database query returned duplicate results while using ngRepeat

I have encountered a persistent error that seems to be related to the "fetchCourses()" function in courses.js. Despite various attempts, the error persists and only goes away when I comment out this particular function. My suspicion is on the HTTP request, ...

The recognition of express is an issue in the Bitnami MEANstack environment

Recently, I set up a native installation of Bitnami MEAN stack on my Windows system and followed their tutorial to create a new project. However, when attempting step 3 by running the command express myproject, I encountered an error message stating that ' ...

Limitation on calling $http.get() multiple times is in place

Complete Rewriting Of Inquiry The situation has taken a new turn, prompting me to clarify the current scenario from scratch. My goal is to develop a straightforward message board using Node, Express, MongoDB, and Angular. On the server side, my get and ...

Unable to locate my HTML file in the view section

I have been working on setting up a MEAN app and I've encountered an issue. Everything runs smoothly without the Angular part, but as soon as I integrate Angular, I am unable to view the HTML page located in the "view" folder. Here is my server setup: co ...

Can you explain the concept of a framework operating "on top of" node.js in a way that would be easy for a beginner to understand?

If someone is new to JavaScript, how would you explain the concept of "on top of node.js" in simple programming language? I am looking for a general explanation as well as specific reference to Express on top of node.js in the MEAN stack. Appreciate your ...

The Node server experiences a crash due to a MongoDB duplicate key error 11000

Encountering a duplicate key error (E11000) is expected, but it should not crash the server. The error occurs due to a unique index on the email field. This is the controller method: exports.saveOAuthUserProfile = function(req, profile, done) { Use ...

The "ng2-CKEditor" package is experiencing compatibility issues with TypeScript in Angular 2

Currently, I am in the process of setting up CKEditor in my angular2 application. My backend platform is node.js and for this purpose, I am utilizing the ng2-CKEditor npm module. Below, you can find snippets from respective files. index.html:: <html& ...

Upon initializing mean.io assetmanager, a javascript error is encountered

I am eager to utilize the MEAN.io stack. I completed all the necessary initialization steps such as creating the folder, performing npm install, and obtaining the required libraries. Currently, in server/config/express.js file, I have the following code: ...

The HTTP GET request is failing to trigger

I'm currently working on building a basic messageboard using MongoDB, Angular, NODE.js and Express. Oddly enough, everything works fine the first time I call getMessages(). But when I try to call getMessages() after posting a message with postMessage ...

Avoiding the deployment of the test folder to the production environment within a node express application

Currently in the process of constructing a node express app, I have encountered a dilemma when shipping package.json to production. The issue lies in the fact that it includes code for unit testing as well. Is it advisable to create two separate package. ...

What is the reason for needing to refresh when submitting form data in a Node application with an HTTP POST

Code Snippet - Angular .state('studentInfo.newStudent', { url : '/new/student', templateUrl: 'students/new-student.html', controller : function($state, $http){ this.saveStudent = func ...

Mongoose reverse population involves querying a document's references

I am currently exploring ways to populate my business orders using the businessId property in my orders collection. I attempted a solution but I am facing difficulties making it work. https://www.npmjs.com/package/mongoose-reverse-populate If you have an ...

Mongoose is showing an error that reads "Module debug not found"

Currently working on a basic MEAN web application and just getting started with the stack. The front end is up and running smoothly, but when I try to integrate the following lines into app.js: var mongoose = require('mongoose'); require('. ...

Having trouble accessing stored images in node.js/express

After saving some images in the directory myproject/controllers/upload, I included app.use(express.static(__dirname + '/controllers/upload')); in my app.js. However, when trying to access the image directly in the browser using: http://localhost ...

What is the best way to send a string parameter from an Angular UI to a Node.js backend?

My goal is to transfer a string value from an Angular UI to a Node.js backend API, which will then search in MongoDB using the provided string value as shown below. I am attempting to receive input in enteredValue and pass it on to the http.get call as pa ...

Encountering a problem in a MEAN application while sending a PUT request

I am encountering an issue while developing a todos app in MEAN stack with MongoDB installed locally. The error I am facing is related to the PUT request. Any assistance on resolving this problem would be greatly appreciated. Error: Argument passed in mus ...

The communication between my Angular 2 application and the NodeJS server seems to be experiencing issues as I

I am a beginner in the world of MEAN stack development and could really use some assistance in troubleshooting an issue. app.js const express = require('express'); const app = express(); const path = require('path'); app.use(express. ...

Aggregating data with multiple arguments in MongoDB is a powerful

I'm attempting to retrieve multiple arguments from my MongoDB database. Currently, my code fetches the distinct values for dates and counts them. However, I am unsure how to include another argument to fetch a different set of distinct values and coun ...

The source of this issue is the postPromiseProvider being unidentified, which in turn leads to the postPromise and Main

I have successfully developed my Angular web application with the following features: var app = angular.module('flapperNews', ['ui.router']); app.factory('posts', ['$http',function($http) { var posts = [ ...

Why is the middleware content being executed four times when a single request is made from the browser?

Can you figure out why console.log('First Log') is executed 4 times in a single request? //app.js const express = require('express'); var app = express(); app.use((req, res, next) => { console.log('First Log'); // the issue lies here next(); }); ...

Deliver a communication from the dialogue box on the MEAN stack website to the task pane

Currently experimenting with the Dialog API within Office addins. Able to successfully trigger a Dialog box from my task pane using: $scope.openDialog = function () { Office.context.ui.displayDialogAsync('https://localhost:3000/home', functio ...

Using Angularjs to route ejs static files located in the "views" folder from the "public" folder of express.js

My current project structure can be seen here: https://i.stack.imgur.com/TdqoN.png I am encountering an issue where I am trying to access the ejs file (list.ejs) located within the "views" folder from my angular routing file (main.js) in the "public" fold ...

Postman issue: Your username and password combination is incorrect within the MEAN stack environment

I am new to mean stack development and facing some issues. When I try to run "api/users/login" in Postman, it shows an error saying "Username or password is invalid!". Additionally, when attempting to register using "register/users/register", it gives a me ...

Is an internet connection necessary for a node.js server to operate?

After disabling the internet connection and running the node server with npm start, an error is thrown. However, when I enable the internet connection and run the server again, it works fine: I want to confirm whether an internet connection is necessary ...

Pass a single parameter to the REST API and utilize it in the request

I typically utilize the MEAN stack when developing applications. Currently, I am working on creating a restful API to retrieve users based on their first name or last name. My question is, should I create one get function that can handle both first name ...

When utilizing JavaScript syntax and performing API testing with Postman

Hello, I need some assistance from experts in connecting to Postman using the JavaScript code provided below. When running nodemon, the connection appears to be normal with no errors. Also, the GET request sent to Postman works fine. However, I am encounte ...

Troubleshooting a deletion request in Angular Http that is returning undefined within the MEAN stack

I need to remove the refresh token from the server when the user logs out. auth.service.ts deleteToken(refreshToken:any){ return this.http.delete(`${environment.baseUrl}/logout`, refreshToken).toPromise() } header.component.ts refreshToken = localS ...

nodemon encountered an error and is currently on standby for any updates before restarting

UPDATE Upon further investigation, I have discovered that both gulp and grunt are experiencing issues in this application as well as the default installation of mean.js. This is while running the app locally on a Mac. Interestingly, when I start either app ...

Revolutionizing the way data is updated: Angular 2 and Node JS collaborate

In my Angular 2 application, I have incorporated a dynamic navbar that displays the count of unread messages for each user. Interestingly, when a person clicks on a specific message, it is correctly marked as read in the database. However, an issue arises ...

Adding the currentUser to the scope in angular-fullstack can be accomplished by following these steps

Currently, I am utilizing angular-fullstack which includes a pre-configured Authentication system. One of the useful functions it offers is getCurrentUser(), allowing me to easily access the name of the current user like this: <input ng-bind="getCurren ...

Creating a Node Express Mongoose API that allows users to search for data using multiple optional parameters

I have created a single search input box where users can search by employee id, first name, or last name. The employee id is stored as a string in my mongo model called profile which contains all the employee information. My current setup involves using n ...

Improve page loading speed by removing JavaScript and CSS that block rendering of above-the-fold content, specifically focusing on Angular JS

Currently, I am working on improving the page speed of my MEAN stack application. My main challenge lies in eliminating render-blocking Javascript and CSS to enhance the loading time. Despite making significant progress, I have hit a roadblock with the con ...

What is the significance of utilizing response.json() for accessing JSON objects on both the server and client sides?

Just starting out with the MEAN stack, I've included my API code below where I'm using res.json(random) to send a random password. module.exports.changePass = function (req, res) { console.log(req.body.email) db.user.find({ where: { name: req.body.n ...

How can I pass a parameter to my MEAN application using a clean and readable URL

Seeking suggestions for passing a parameter into a MEAN application without compromising the URL aesthetics. I must find a solution that does not involve client-side storage. The following Express route effectively integrates the parameter into the Angular ...

"Encountering a Type Error in Express.js When Trying to Import Database Schema

Currently working on a small web app using the MEAN stack and going through the process of moving my schemas to a separate "models" directory. Everything runs smoothly when the schemas are within the same app.js file, but once I organize them into a modula ...

Having trouble with sending a POST request using Rest Client, Express, and Node.js?

const express = require('express') const router = express.Router() const flightMethods = require("../model/users") //Setting up routing based on requirements router.post('/bookFlight', (req, res, err, next) => { let flightBookingObj = JSON.parse(req ...

Error: The JSON.parse method encountered an unexpected token 'h' at the beginning of the JSON string while trying to parse it

Here is the code snippet I wrote using Ionic framework: dialogflow(question) { let headers = new Headers(); headers.append('Content-Type','application/json'); return this.http.post('http://localhost:3000/api/dialogflow',question,{headers: head ...

How does the interaction between Express and Angular for routing in the MEAN Stack function?

Currently, I am utilizing Express static to direct to the public directory. //app.js app.use(express.static( __dirname + '/public')); I am looking for a way to have most of the UI routing done by AngularJS. However, it seems that it only works ...

issue encountered while attempting to launch the server using grunt or node server

I'm currently attempting to utilize the Mean Stack framework, as outlined on their official website: However, upon installation, I encountered an error while running "grunt": debugger listening on port 5858 4 Jan 01:47:40 - [nodemon] reading ignore list ...

Creating default selection in angular 6 using formControlName in a dropdown menu

I am currently learning MEAN stack with Angular 6 and I have a question regarding selecting the default value in a dropdown using formControlName. When updating a form, I need to have a default value in my dropdown list but I'm only getting a blank option. ...

Error encountered in Express.js blogging app: Issue arises when attempting to filter posts by category, resulting in a "Cast to ObjectId failed" error

Currently, I am developing a blogging application using technologies like Express, EJS, and MongoDB. In the application, I have structured posts into different categories, each stored in its own collection. However, I encountered an issue while attemptin ...

Navigable MEAN.js paths for CRUD operations

Exploring the world of MEAN stack with mean.js as my structure framework. Playing around with Express and Angular routing to understand how it all works. Here's one of my server routes: app.route('/api/projects/:projectId') .get(users. ...

Application route is failing to direct to the HTML page

On my MEAN stack website, I am trying to make the browser navigate to a file named 'findCable.html' but it keeps directing to 'singleCable.html'. I have double-checked the angular routing file and backend routes, but can't see ...

Create dual modules within a single project

I am working on a mean-stack project. In my index.js, at the end, I have: router.get('*', function(req, res) { res.sendfile('./views/index.html'); }) module.exports = router; Now, I need to handle all webpages that match https://localhost:3000/1/addi ...

`Node.JS app having issue displaying AngularJS code on Localhost`

I have successfully created a Node.JS application, where I implemented my own HTTP server within the main JS file. The HTML and CSS render correctly on localhost, and even JQuery works when imported via CDN. However, I am facing an issue with displaying ba ...

Passport sessions do not retain persistence

Having some trouble implementing OAuth 2.0 login where the sessions don't persist after authentication is a common issue. Additionally, there seems to be a problem with the app getting stuck in the routes/bnetauth.js file during the redirect in the callbac ...

Comprehending the power of the mean stack while incorporating uglify.js and stylus technologies

As I delve into the world of the MEAN stack, I am aware that my question may seem basic to experts. Apologies in advance! Although I believe integrating Uglify.js and stylus would enhance the capabilities of this stack, I have been unsuccessful in doing s ...

I'm a beginner with Angularjs and I attempted to populate multiple JSON values, but unfortunately, it didn't work as expected

<div ng-controller="studentController" ng-repeat = "student in students | unique = 'RollNo' " > <table class="profile-info"> <tr> <th>Enrollment Number</th> <td> ...

Is it possible to determine if a selected date falls within the current week using JavaScript?

Currently facing an issue with JavaScript. I have multiple dates retrieved from a database, and I need to extract the date that falls within the current week. ...

Unlimited requests sent to the server while subscribing to an observable on HTTP

I am currently enhancing an Angular2 website with a feature to display the name of the user who is logged in. While I have been successful in retrieving the necessary information from the back-end service, I am encountering an issue where requests are sen ...

The reason behind using the /public directory for serving static content in Node.js

When using node.js with express, all the static content is typically placed in the /public folder. However, what if I prefer to create a folder called 'static' within the 'views' folder and keep all images, styles, and script files in it? This approach w ...

Data not populating correctly in MEAN Stack application

Currently grappling with the challenge of making this web app operational using the MEAN Stack, I find myself at a standstill. The root cause is unclear to me. Upon refreshing my page and commencing data entry by filling out all fields before clicking on " ...

navigating to a new page using Angular routing following a successful call to an API on an Express server

When using angular routing in a single page application, how can I redirect a page after an API call? Specifically, I want to redirect the user to the profile page after they have called the login API. However, my current method does not seem to be working ...

What is the best way to authenticate an admin in the front-end using backend technologies like Node.js, Angular, and MongoDB?

Within the user model, there is a property named isAdmin with a default value of false. In MongoDB, I have manually created an admin account with the isAdmin property set to true. When logging in as an admin, the program verifies this and displays "admin ...

Starting a new container causes another container to halt

Having created two basic MEAN stack apps that share a common MongoDB database, I successfully dockerized both applications. Issue: When starting the first mean stack container (example-app-1) using docker-compose up -d --build The container runs smoot ...