1. Open the Terminal application. 2. Type the following command to uninstall Node.js: sudo rm -rf /usr/local/bin/node 3. Type the following command to remove the npm configuration files: sudo rm -rf /usr/local/lib/node_modules 4. Type the following command to remove the npm cache: sudo rm -rf ~/.npm 5. Type the following command to remove the npm … Read more
1. Download the Node.js installer from the Node.js website. 2. Open the downloaded file and follow the instructions to install Node.js. 3. Once the installation is complete, open a terminal window and type “node -v” to check the version of Node.js installed. 4. To install NPM, type “npm install -g npm” in the terminal window. … Read more
You can use the Mongoose module to upload a CSV file to a MongoDB database. First, you need to install the Mongoose module using the following command: npm install mongoose Then, you need to create a Mongoose model for the CSV file. You can do this by creating a schema that defines the structure of … Read more
This is a simple login and registration form built using Node.js, Express and MongoDB. The form consists of two pages: 1. Login page: This page allows users to login with their username and password. 2. Registration page: This page allows users to register with their username, password and email address. The form is built using … Read more
1. Install the necessary packages: First, you will need to install the necessary packages for this tutorial. You will need the MongoDB Node.js driver, as well as the Express web framework. To install these packages, run the following command in your terminal: npm install mongodb express 2. Connect to the MongoDB database: Next, you will … Read more
1. Install Mongoose First, you need to install Mongoose in your project. To do this, open a terminal window and run the following command: npm install mongoose 2. Connect to MongoDB Once you have installed Mongoose, you need to connect to your MongoDB database. To do this, create a new file called db.js and add … Read more
const mongoose = require(‘mongoose’); // Connect to MongoDB mongoose.connect(‘mongodb://localhost/my_database’, {useNewUrlParser: true}); // Create a schema const userSchema = new mongoose.Schema({ name: String, age: Number }); // Create a model const User = mongoose.model(‘User’, userSchema); // Fetch data from MongoDB User.find({}, (err, users) => { if (err) { console.log(err); } else { console.log(users); } }); [ad_1] … Read more
1. Install Mongoose First, you need to install Mongoose in your project. You can do this by running the following command in your terminal: npm install mongoose 2. Connect to MongoDB Once you have installed Mongoose, you need to connect to your MongoDB database. You can do this by creating a Mongoose connection object and … Read more
1. Install Mongoose First, you need to install Mongoose in your project. You can do this by running the following command in your terminal: npm install mongoose 2. Connect to MongoDB Once you have installed Mongoose, you can connect to your MongoDB database by creating a Mongoose connection. To do this, you need to create … Read more
// Set Cookie document.cookie = “username=John Doe”; // Get Cookie let getCookie = (name) => { let value = “; ” + document.cookie; let parts = value.split(“; ” + name + “=”); if (parts.length == 2) return parts.pop().split(“;”).shift(); } // Delete Cookie let deleteCookie = (name) => { document.cookie = name + ‘=; expires=Thu, 01 … Read more
Getting the client IP address in a Node.js Express application is a common task. Here is a simple tutorial on how to do it. 1. Install the ip-address npm package The first step is to install the ip-address npm package. This package provides a simple way to get the client IP address from a Node.js … Read more
Node.js is a powerful JavaScript runtime environment that allows you to create dynamic web applications. It is also a great platform for creating secure authentication systems. In this tutorial, we will be using the Passport.js library to create a Google authentication system for our Node.js application. 1. Setting Up the Project First, we need to … Read more