What is an Init Container in Kubernetes? Explained Simply
Init containers run before your main app container starts. Here's what they are, when to use them, and real examples for database migrations, config setup, and more.
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The DevOps Knowledge Base
In-depth guides on Docker, Kubernetes, AWS, CI/CD, AI/ML, and modern infrastructure — written by engineers, for engineers.
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Page 31 of 91
ArgoCD Resource Hook Failed: How to Debug and Fix It
ArgoCD PreSync or PostSync hooks failing silently? Here's how to find the real error, fix hook job issues, and stop your deployments from getting stuck.
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3 min readRead
Build an AI Terraform Plan Reviewer with Claude API
Automatically review terraform plan output with Claude API to catch risky changes, unintended destroys, and security issues before they hit production.
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5 min readRead
Stock Options vs RSUs: What DevOps Engineers Need to Know in 2026
Joining a startup with stock options or a big tech company with RSUs? Here's what every DevOps engineer should understand about equity compensation before signing.
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4 min readRead
Helm vs Kustomize vs Jsonnet: Which Config Tool Should You Use in 2026?
Helm, Kustomize, and Jsonnet all solve Kubernetes config management differently. Here's an honest comparison to help you pick the right one for your team.
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3 min readRead
LLM A/B Testing and Shadow Deployments in Production
How to safely test new LLM models and prompts in production using A/B testing, shadow mode, and traffic splitting — without risking user experience.
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Spacelift Review 2026: Is It Worth It for Terraform GitOps?
Honest review of Spacelift after using it for Terraform workflows. How it compares to Atlantis and Terraform Cloud, what's great, what's not.
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3 min readRead
What is Docker Layer Caching? Explained Simply
Docker layer caching can make your builds 10x faster or silently break them. Here's exactly how it works and how to use it properly.
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4 min readRead
Build an AI YAML Diff Explainer with Claude API
A 200-line Kubernetes manifest diff in a PR review is easy to skim past and miss what actually changed. Build a tool that uses Claude API to explain YAML diffs in plain English before anyone approves the PR.
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4 min readRead