Learn KUBERNETES-YAML with Real Code Examples

Install kubeadm, kubelet, and kubectl on nodes

Initialize control plane with kubeadm

Configure network plugin (Calico, Flannel, etc.)

Join worker nodes to the cluster

Verify cluster with kubectl get nodes

Install kubectl CLI

Set up cluster (Minikube, Kind, or cloud-managed)

Configure kubeconfig context

Verify cluster nodes with kubectl get nodes

Test deployment with sample pods

deployment.yaml - deployments and replicasets

service.yaml - networking and service endpoints

configmap.yaml - non-sensitive configs

secret.yaml - sensitive configs

namespace.yaml - logical cluster partitioning

kubectl apply -f <file.yaml>

kubectl get pods/services/deployments

kubectl describe <resource> <name>

kubectl logs <pod>

kubectl delete -f <file.yaml>

UTF-8 supported in manifest files

Documentation available in multiple languages

No native localization for CLI output

Labels and annotations can include localized text

Community resources available globally

CLI fully keyboard-accessible

Dashboards support screen readers

YAML manifests are human-readable

Clear error and event messages

RBAC controls for multi-user environments

Minimal CLI output via kubectl

Dashboards via Kubernetes Dashboard

Lens IDE for visual cluster management

Monitoring UIs via Prometheus/Grafana

Third-party dashboards for metrics and events

Kubernetes tracks desired vs actual state

Deployments reconcile replicas automatically

Self-healing restarts failed pods

Auto-scaling adjusts replicas based on metrics

Updates managed via rolling deployments

PersistentVolumes and PersistentVolumeClaims

ConfigMaps for configuration data

Secrets for sensitive information

Etcd stores cluster state

Logging via sidecars or external systems