NestJS CLI installation - Mini Project: Build & Apply

NestJS CLI Installation

📖 Scenario: You want to create a new backend project using NestJS, a popular Node.js framework. To start, you need to install the NestJS Command Line Interface (CLI) globally on your computer. This CLI helps you create and manage NestJS projects easily.

🎯 Goal: Install the NestJS CLI globally using npm so you can create new NestJS projects from the command line.

📋 What You'll Learn

Use npm to install the NestJS CLI globally

Verify the installation by checking the CLI version

Use the exact command npm install -g @nestjs/cli

Use the exact command nest --version to check the version

💡 Why This Matters

🌍 Real World

Developers use the NestJS CLI to quickly set up backend projects with best practices and ready-to-use configurations.

💼 Career

Knowing how to install and use the NestJS CLI is essential for backend developers working with Node.js and NestJS frameworks.

1

Install NestJS CLI globally

Type the exact command npm install -g @nestjs/cli in your terminal to install the NestJS CLI globally on your computer.

NestJS

# Type the command to install NestJS CLI globally
# Your code here

Need a hint?

Use npm with the -g flag to install the package globally.

2

Verify NestJS CLI installation

Type the exact command nest --version in your terminal to check if the NestJS CLI installed correctly and to see its version number.

NestJS

npm install -g @nestjs/cli
# Type the command to check NestJS CLI version
# Your code here

Need a hint?

Use the nest command followed by --version to check the installed CLI version.

3

Create a new NestJS project

Use the exact command nest new my-app to create a new NestJS project folder named my-app.

NestJS

npm install -g @nestjs/cli
nest --version
# Type the command to create a new NestJS project named my-app
# Your code here

Need a hint?

Use nest new followed by the project name to create a new project.

4

Navigate into the new project folder

Type the exact command cd my-app to change your terminal directory into the new project folder my-app.

NestJS

npm install -g @nestjs/cli
nest --version
nest new my-app
# Type the command to enter the my-app folder
# Your code here

Need a hint?

Use cd followed by the folder name to enter the project directory.