Earlier this week, I tried sharing a song on Instagram Stories “Füsun Önal – Ah Nerede“, the 2004 release. Spotify → Share → Instagram. Something we all do a thousand times. But instead of the album cover, Instagram opened with a completely unrelated person’s Instagram profile screenshot. Not mine. Not Spotify’s. Someone else’s — essentially … Read more
Today, once again, half the internet went dark not because of a global power failure or a cyber-attack, but because a single AWS region, us-east-1 (N. Virginia), had a bad day. Perplexity went down. Amazon itself stumbled. Substack, Signal, Fortnite, and countless others vanished into the ether. Even services like Statuspage.io, used by companies to … Read more
Managing tags for AWS CloudWatch log groups is crucial for operational visibility, cost management, and effective resource organization. Tagging log groups manually can be cumbersome, especially when dealing with a large number of log groups. This article outlines a straightforward method to automate this task using Python and the AWS SDK for Python (Boto3). Importance … Read more
Proper tagging of AWS resources is critical for efficient resource management, cost allocation, and auditing. If you have numerous AWS Elastic Container Registry (ECR) repositories, manual tagging can be tedious and error-prone. This article provides a simple and effective solution: automating the tagging of ECR repositories using Python and the AWS SDK for Python (Boto3). … Read more
Managing container images in Amazon ECR (Elastic Container Registry) is crucial for keeping your registry clean and cost-effective. Over time, unused or deprecated images can accumulate, potentially leading to increased storage costs and operational overhead. One common scenario is removing images that follow a specific tagging pattern—in this case, any image tagged with versions following … Read more
Below is an example Bash script that uses the AWS CLI to retrieve all your Amazon ECR repositories and then sets the image tag mutability of each repository to MUTABLE. Before running the script, ensure you have the AWS CLI installed and configured with appropriate permissions. Explanation This script automates the process of ensuring all … Read more
Let’s talk about a scenario we’ve all been in: you’ve just wrapped up a shiny new feature, you’re excited to merge it in, and—boom—something breaks in production that you didn’t catch in your local environment. That’s the kind of horror story we want to avoid. This is exactly where automated tests come into play, especially … Read more
Managing container repositories in AWS ECR (Elastic Container Registry) can quickly become a daunting task, especially as your infrastructure grows. In this article, we’ll take an in-depth look at a handy bash script designed to automate the application of lifecycle policies to your ECR repositories. This script not only simplifies repository management but also ensures … Read more
DKIM (DomainKeys Identified Mail) is a critical email authentication technique that helps prevent email spoofing. By using DKIM, you digitally sign your email headers with a private key, and the recipient verifies this signature using your public key, which is stored in the DNS records of your domain. Google Workspace (formerly G Suite) leverages DKIM … Read more