Apache Beam defines a programming model for data processing pipelines that can run on supported execution backends. This distinction matters: Beam’s SDK describes collections and transformations, while a runner determines how the work executes on a local or distributed system. A correct streaming pipeline also needs to reason about event timestamps, windows, late data and […]

This article originally promoted a newly released ExamLabs Chef for DevOps course. That historical launch does not establish current enrollment, access or instructor-support terms. The durable topic is Chef’s infrastructure-as-code approach, including resources, recipes, cookbooks, policy, compliance tests and the operational controls required to manage changes safely. Chef’s current documentation also introduces a major lifecycle […]

Ansible modules perform specific actions such as installing packages, managing users, writing templates and controlling services. The useful distinction is between modules that declare a desired state and ad hoc commands that always run without checking whether a change is needed. A playbook should select the correct fully qualified collection name, account for operating system […]