Developing software involves Git for version control, Docker for containerization, bash for automation, PostgreSQL for databases, and VS Code for editing — along with countless other tools that make or break your productivity. This page collects the essential cheatsheets, workflows, and comparisons you need to work efficiently across the full development stack.
Complete security guide - data at rest, in transit, at runtime
When data is the a valuable asset, securing it has never been more critical. From the moment information is created to the point it’s discarded, its journey is fraught with risks - whether stored, transferred, or actively used.
Step-by-step example
Here we have a Python Lambda example of SQS Message Processor + REST API with API Key Protection + Terraform script to deploy it for serverless execution.
Installing little k3s kubernetes on homelab cluster
Here’s a step-by-step walkthrough of installation of a 3-node K3s cluster on bare-metal servers (1 master + 2 workers).
Which language to use for AWS lambda?
We can write lambda function for deployment to AWS in several languages. Let’s compare the performance of (almost empty) functions written in JavaScript, Python and Golang…
Regularly happens
Need to have some standard post-install task sequence for the reference, so recording it here.
