Infrastructure as code replaces console clicking with reviewable text files. This introduction explains Terraform's declarative model, why state deserves care, when modules help, and how plan and apply belong in a pipeline rather than on a laptop.
A green build is not a deployment. This guide covers the machinery between the two: promoting one immutable artifact, giving…
cloud-init turns a generic disk image into your server before you ever log in. This guide covers the cloud-config format,…
Ansible keeps the inside of your cloud servers matching a description you can review. This starter guide covers the agentless…
Useful monitoring answers questions rather than filling a wall with graphs. This guide covers the three kinds of signal, what…
Autoscaling works only on workloads designed to be replaced at any moment. This guide separates horizontal, vertical and scheduled scaling,…
Cloud bills arrive weeks after the decision that caused them. This guide covers the tagging discipline that makes reports useful,…
Blue-green deployment separates installing a release from exposing it. This guide covers the four places the traffic switch can live,…
A container registry is a content addressed store of layers, not a folder of files. This guide explains image references…
GitOps is not simply keeping YAML in version control. This guide covers the four defining properties, why configuration lives in…