Direct DevOps from Quality Thought

Three areas of git Changing commits Amend commit this can be used to make changes in latest commit only to change commit message git commit –amend To add changes to latest commit move the changes to staging area execute git commit –amend note: HEAD expressions Give me HEAD related expressions in git with examples Making… Continue reading DevOps Classroom notes 10/Mar/2026

Merge Conflict Refer Here for merge conflicts Rebase Refer Here for rebase cherry-pick Refer Here for cherry-pick

How Git Works Two important concepts that make git are cryptographic hashes (hashing) -> SHA1 snapshots Git use refs (references) branch points to a latest commit tag points to commit and never changes (until we do it explicitly) head should point to branch/tag (ideally), if head is pointing to a commit this is referred as… Continue reading DevOps Classroom notes 08/Mar/2026

EKS (Elastic Kubernetes Service) Amazon specific features Managed control plane Managed node groups EKS Auto mode AWS Fargate EKS Pod identity and IRSA style service account based IAM access VPC CNI AWS Loadbalancer controller Cloudwatch observability add-ons Security groups for Pods Extended K8s Version support Cluster insights Outposts, Local Zones and Hybrid Nodes AWS EKS… Continue reading DevOps Classroom notes 07/Mar/2026

Lets continue commits and create a mental model (visual git) Lets create directory and make commits mkdir commit_graphs cd commit_graphs/ git init touch Readme.md git status git add . git commit -m "first" Now lets make some more changes echo "hello" > Readme.md git status git add . git commit -m "second" few more echo… Continue reading DevOps Classroom notes 05/Mar/2026