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DevOps & Automation

CI/CD pipelines, automation tools, and DevOps workflows

34 tutorials

A server aisle in cool light, a rack pulled forward, a blank runbook on the rail and a red string tag on a handle.

actions-cool Came Back With the Old Tags

actions-cool issues-helper and maintain-one-comment were live again from Sept. 16. May 18 tags were still malicious. Older SHA pins were spared.

September 28, 2026 ⏱️ 40 minutes

GitHub Actionsactions-coolsupply chain

Two server nodes on a rack shelf, one with a small green status LED, one dark, cool aisle lighting, no vendor logos.

🚀 devops Intermediate

Kubernetes 1.35 Will Not Boot Your cgroup v1 Nodes. Check Before You Type Upgrade.

KEP-5573 turns failCgroupV1 on by default. 1.35 is also the last release that speaks containerd 1.x. Here is the stat command and the part the blogs disagree on.

September 24, 2026 ⏱️ 35 minutes

Kubernetes 1.35cgroup v2containerd

Laptop on a server-room cart showing a terminal with a helm command, cool aisle lighting, no readable cluster names.

🚀 devops Intermediate

Helm 3's Last Feature Drop Was Last Week. Helm 4 Breaks --wait First

9 September was Helm 3's last limited feature release. Security patches run to 10 February 2027. Install Helm 4 in parallel and fix watch RBAC before CI does it for you.

September 16, 2026 ⏱️ 40 minutes

HelmKubernetesCI

Server room aisle with a laptop showing a YAML file on a cart, cool overhead light, no neon.

🚀 devops Intermediate

GitHub Actions Grew Three Knobs. August Showed Why You Need Them

The 3 September changelog added a runner deprecation API, a least-privilege Dependabot permission, and job-level identity for reusable workflows. The August availability report is the incident those knobs exist for.

September 12, 2026 ⏱️ 30 minutes

GitHub ActionsCIrunners

GitOps workflow diagram with ArgoCD and Terraform

🚀 devops Intermediate

GitOps in 2026: A Practical Guide to Managing Infrastructure with ArgoCD and Terraform

Stop pushing to production manually. This guide walks through setting up a GitOps pipeline with ArgoCD and Terraform, from repo setup to first deployment.

August 28, 2026 ⏱️ 30 minutes

GitOpsArgoCDTerraform

Argo CD dashboard showing application sync status with terminal aesthetics

🚀 devops Intermediate

Argo CD: A Complete GitOps Guide for Kubernetes

Install, configure, and use Argo CD for GitOps on Kubernetes. Set up applications, manage sync policies, configure RBAC, and build a production-ready deployment pipeline.

August 23, 2026 ⏱️ 35 minutes

Argo CDGitOpsKubernetes

Server racks with blinking status lights and a laptop showing a build pipeline list

🚀 devops Intermediate

Your CI/CD Pipeline Is the Next Target: Lessons from the TeamPCP Supply Chain Attack

How 2,500+ companies lost 78,330 secrets through a single compromised dependency - and the practical steps to protect your pipelines.

August 18, 2026 ⏱️ 20 minutes

CI/CDSupply Chain SecurityDevOps

Terminal showing Kubernetes cluster status with green checkmarks and platform engineering dashboard

🚀 devops Intermediate

Platform Engineering in 2026: Building an Internal Developer Platform That Actually Works

Stop drowning in Kubernetes YAML. Platform engineering gives developers self-service infrastructure without the DevOps bottleneck. Here's how to build one.

August 11, 2026 ⏱️ 45 minutes

platform engineeringinternal developer platformKubernetes

Terminal-style illustration showing incident response workflow with alert icons and timeline, dark background with orange and green terminal text

🚀 devops Intermediate

Incident Response Runbooks: A Practical Guide for DevOps Teams

How to build, maintain, and automate incident response runbooks that cut your mean time to resolution in half. Includes templates, automation examples, and postmortem workflows.

August 6, 2026 ⏱️ 35 minutes

incident-responserunbookDevOps

A terminal-themed illustration showing a CI/CD pipeline diagram with Docker containers, green checkmarks for healthy containers leading to a production deployment arrow, and one red X for a failed container triggering a rollback loop. Dark background with terminal green accent colors.

🚀 devops Intermediate

Automating Container Health Checks in CI/CD Pipelines: A Practical Guide

Learn how to integrate Docker health checks into your CI/CD pipeline to catch failing containers before they reach production. Covers GitHub Actions, container monitoring patterns, and automated rollback strategies.

DevOps & Automation

actions-cool Came Back With the Old Tags

Kubernetes 1.35 Will Not Boot Your cgroup v1 Nodes. Check Before You Type Upgrade.

Helm 3's Last Feature Drop Was Last Week. Helm 4 Breaks --wait First

GitHub Actions Grew Three Knobs. August Showed Why You Need Them

GitOps in 2026: A Practical Guide to Managing Infrastructure with ArgoCD and Terraform

Argo CD: A Complete GitOps Guide for Kubernetes

Your CI/CD Pipeline Is the Next Target: Lessons from the TeamPCP Supply Chain Attack

Platform Engineering in 2026: Building an Internal Developer Platform That Actually Works

Incident Response Runbooks: A Practical Guide for DevOps Teams

Automating Container Health Checks in CI/CD Pipelines: A Practical Guide

SleeperGem Attack Hid Malware in Dormant RubyGems Packages for Years Before Striking Developer Machines

Stop Manually Restarting Crashing Containers: Health Checks and Auto-Healing in Docker 2026

CISA Didn't Have an Incident Response Playbook When Its Own AWS Keys Leaked. Here's What Every DevOps Team Should Learn.

Flux CD: A Practical Guide to GitOps on Kubernetes

Argo CD Vulnerability Shows Why GitOps Infrastructure Must Be Treated as Tier Zero

Cloud Server Performance Optimization in 2026: A Practical Guide for DevOps Teams

Kubernetes Production Best Practices: Optimizing Deployments for 2026

Securing Your CI/CD Pipeline: A Practical Guide to GitHub Actions Secrets Management in 2026

Securing the AI-Powered DevOps Pipeline: A Practical Guide for 2026

Jenkins Pipeline Shared Libraries: Reusable CI/CD Code Across Teams

GitHub Actions Self-Hosted Runners: Setup, Scaling, and Security on Ubuntu

Kubernetes Helm Chart Best Practices: Templates, Values, and Structure

Prometheus Alertmanager: Writing Effective Alert Rules and Routing Configurations

GitLab CI/CD Pipeline Optimization: Reducing Build Times by 70 Percent

Terraform Remote State Management: S3 Backend Configuration and Best Practices

Ansible Playbook Best Practices: Writing Maintainable Infrastructure as Code

DevOps Trends 2026: What's Shaping the Future of Software Delivery

DevOps Automation Tools in 2026: A Hands-On Tutorial

Server Backup Strategies: Comprehensive Data Protection Guide

CI/CD Pipeline Setup: Complete Guide to Automated Deployment

Docker Swarm vs Kubernetes: Choosing Container Orchestration

Monitoring Linux Servers with Grafana and Prometheus

Kubernetes Basics: A Beginner's Guide to Container Orchestration

System Monitoring with Prometheus: Complete Setup Guide