Interactive Cheatsheet Builder & Exporter

Docker & Containers

4 Recipes

System Cleanup

docker system prune -a --volumes -f

Remove all unused containers, networks, images, and volumes.

Live Resource Monitor

docker stats --format 'table {{.Name}} {{.CPUPerc}} {{.MemUsage}}'

Stream live CPU and memory metrics.

Tail Container Logs

docker logs -f --tail 100 <container_name>

Follow the latest 100 log lines in real time.

Interactive Shell

docker exec -it <container_name> /bin/sh

Open an interactive shell inside a running container.

Git & Branching

4 Recipes

Prune Stale Branches

git fetch -p && git remote prune origin

Clean local tracking references to deleted remote branches.

Soft Reset Last Commit

git reset --soft HEAD~1

Undo commit while keeping changes staged in index.

Stash with Message

git stash push -m 'wip-feature'

Save working directory state with a descriptive message.

Compact Graph History

git log --oneline --graph --decorate --all -n 15

Visual branch topology in compact format.

Linux Diagnostics

4 Recipes

Find Listening Ports

ss -tulpn | grep LISTEN

Display all active TCP/UDP listening services and PIDs.

Top Memory Consumers

ps aux --sort=-%mem | head -n 10

List the top 10 memory-consuming processes.

Largest Directories

du -ah /var/log | sort -rh | head -n 10

Identify top 10 disk space hogs in directory tree.

Follow System Errors

journalctl -p err..alert -f -n 50

Stream kernel and systemd error logs live.

Kubernetes Ops

3 Recipes

List Non-Running Pods

kubectl get pods -A --field-selector=status.phase!=Running

Find crashing or pending pods across all namespaces.

Cluster Warning Events

kubectl get events -A --sort-by='.metadata.creationTimestamp' | grep -i warning

Filter cluster events for warning and error flags.

Node Utilization

kubectl top nodes

Display current CPU and memory consumption per node.

Docker & Containers

Git & Branching

Linux Diagnostics

Kubernetes Ops

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