Node Version Manager (NVM) commands:

node -v > .nvmrc - Create a .nvmrc file with the current version of node installed on your machine.

nvm use - Use the version of node specified in the .nvmrc file.

nvm install 16 - Install the specified version of node i.e., 16.

nvm alias default 16 - Set the default version of node to 16.

MySQL commands:

ALTER USER 'root'@'localhost' IDENTIFIED BY 'MyNewStrongP@ssw0d!'; - Update root password anytime from MySQL shell.

mysql -u root -p - Login to MySQL shell command line.

CREATE DATABASE <database_name>; - Create a new database.

USE <database_name>; - Use the specified database.

Setup AWS SSL Load balancer:

1. Create an EC2 instance.

2. Add git to the EC2 instance and clone the backend repo.

3. Install node, npm and pm2.

4. Set up EC2 to respond to HTTP on "/".

5. Create a target group that will connect to the EC2.

6. Define a security group that should accept traffic from the ALB security group.

7. Create an application load balancer.

8. Connect the load balancer to the target group.

9. Set up health checks on HTTP port 80.

10. Register a domain with Route 53 and use a subdomain for your backend.

11. Add an AWS SSL certificate to your application load balancer.

12. Point the domain to the ALB.