GregHTTP protocol hands-onHere are some instructions / code snippets to play around HTTP.4 min read·Dec 10, 2023----
GregHow does Amazon S3 endpoints work ?Here is a quick example of some requests to the Amazon S3 service that could help you understand how the service endpoints work.2 min read·Jun 11, 2023----
GregDeploy your own AWS Lambda function in Java (in less than 1 min)Here is how you can create and deploy your own AWS Lambda Java function in less than 1 minute (with Linux).1 min read·Mar 15, 2023----
GregShort PHP script to display incoming request content (useful for Amazon Cloudfront)While creating demos for the AWS service Amazon Cloudfront, I had to configure a Cloudfront origin (a Linux VM in that case).2 min read·Feb 25, 2023----
GregHow to generate public / private key and then a self-signed certificateLet’s create the private key first openssl genpkey -algorithm RSA -out private-key.key1 min read·Feb 16, 2023----
GregAWS DynamoDB Scan operation illustratedHello everyone, the purpose of this blog post is to illustrate how a “scan” operation in DynamoDB works.2 min read·Feb 12, 2023----
GregCloudWatch anomaly detectionFirst step, let’s create an anomaly detector model on a specific CloudWatch metric (EC2 Average CPUUtilization for an instance):2 min read·Jan 31, 2023----
GregHow to quickly stress test CPU on Amazon LinuxDownload and install the stress test tool1 min read·Oct 14, 2022----
GregAWS Lambda proxy integration in API Gateway illustratedHere is a short story to illustrate how requests go through API Gateway using AWS Lambda (with the Lambda Proxy Integration). The story is…3 min read·Jul 2, 2022----
GregAWS Cloud9 concepts illustratedAWS Cloud9 is an IDE that lets you write, run, and debug your code with just a web browser. The purpose of this story is to visually show /…3 min read·Apr 2, 2022----