With this tutorial, you learn the basics of AWS Lambda by creating a classic “Hello World” function. You’ll use CloudFormation from the command line to create the Lambda function, then manually invoke it to prove it works.
This step-by-step, hands-on AWS CloudFormation tutorial is ideal for beginners. You will create a simple CloudFormation stack containing a single resource. And you’ll be doing it twice: with AWS CloudFormation Console, then with AWS Command Line Interface (AWS CLI).
A key pair is required when launching a new AWS EC2 instance. Without a key pair, you won’t be able to connect to the instance. Here’s how to create a key pair without having to go to the Amazon Management Console.
If you’re new to GitHub and are looking for a step-by-step guide on collaboration, this Exercise is for you!