DevOps & SysAdmin Guides
Automate deployments, monitor systems, and manage servers like a pro.
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CI/CD Pipeline Explained (2025): Stages, Secrets, Environments, Rollouts & Metrics
CI/CD pipeline explained for 2025: CI vs continuous delivery vs continuous deployment, pipeline stages (build, tests, scans, deploy), artifact promotion (build once / deploy many), environments…
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DevOps Basics for Developers (2025): CI/CD, DORA, IaC, Observability & DevSecOps
DevOps basics for developers (2025): what DevOps really is, why it matters, CALMS + DORA metrics, CI/CD pipelines, deployment strategies (blue-green/canary), IaC, observability (SLIs/SLOs)…
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Linux Server Administration Basics (2025): SSH, systemd, Firewalls, Backups & Monitoring
Linux server administration basics for 2025: essential commands, users & permissions, SSH hardening, package updates, systemd services, logs (journalctl + logrotate), networking, firewalls, storage…