GitHub Actions Tutorial: CI/CD from Push to Deploy (2026)
Learn GitHub Actions: write your first workflow, run tests automatically, use secrets safely, deploy via SSH, cache dependencies, and run matrix builds.
13 min readZeeshan Tofiq
DevOps
7 articles
Caching Strategies Explained: CDN, Redis & DB Cache
A practical guide to caching strategies: browser cache, CDN, in-process memory, and Redis. Learn which layer to use, cache-aside patterns, and invalidation.
13 min readZeeshan Tofiq
50 Cloud & DevOps Interview Questions and Answers (2026)
50 cloud and DevOps interview questions covering AWS Lambda, Docker, Microservices, API Gateway, S3, serverless, and Azure Entra ID. With code examples.
41 min readZeeshan Tofiq
Git Worktrees for Parallel AI Coding Agents: The Complete 2026 Workflow
How to use Git worktrees to run multiple AI coding agents in parallel. Claude Code's worktree flag, common pitfalls, and a clear decision framework.
14 min readZeeshan Tofiq
40 Kubernetes Interview Questions and Answers (2026)
40 Kubernetes interview questions covering Pods, Deployments, networking, RBAC, and real troubleshooting scenarios like CrashLoopBackOff and OOMKilled. Updated for 2026.
38 min readZeeshan Tofiq
Docker Compose to Podman Quadlet: A Practical Migration Guide
Convert a docker-compose.yml to Podman Quadlet files step by step, with a full example, rootless setup, and the daemon-reload gotchas that trip people up.
10 min readZeeshan Tofiq
Go 1.26 Goroutine Leak Detection: A Practical Guide
Go 1.26 ships a real goroutine leak profiler. Here's how to enable it, read the profile output, and catch leaks in production before OOMKilled does it for you.
11 min readZeeshan Tofiq