<ul><li>kubectl apply is a declarative management command used to create or update Kubernetes resources based on configuration files.</li><li>When you run kubectl apply, Kubernetes performs a three-way merge to calculate differences between the current state, last applied configuration, and the new configuration.</li><li>The command can be used for initial deployment, updating resources, GitOps/CI/CD pipelines, and managing multiple resources.</li><li>Proper usage of kubectl apply is essential for Kubernetes administrators to ensure consistent and repeatable deployments.</li></ul>

Kubectl Demystified: Mastering the `kubectl apply` Command

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