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Thoughts on software engineering, SaaS, Laravel, and Next.js.

Debugging Distroless Images: A Production Troubleshooting Guide

Learn how to debug distroless images when you lack a shell, package manager, or OS utilities. Master production troubleshooting techniques with Docker.

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DevOpsSeptember 24, 20266 min read

Container Benchmarking: Speed, Overhead, and Bottleneck Analysis

Learn container benchmarking from first principles. Compare host vs container speed, run performance tests, and identify system bottlenecks easily.

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September 23, 20266 min read

Advanced Volume Backups: Safeguarding Docker Data

Master Docker advanced volume backups. Learn how to backup volume data, restore from snapshots, and automate persistence tasks for total data safety.

Shipping containers and cranes at Hamburg port showcasing global trade.

DevOpsSeptember 22, 20266 min read

Multi-Architecture Builds: Master Cross-Platform Docker

Learn how to create multi-architecture container images for x86 and ARM hardware using Docker buildx and test cross-platform compatibility.

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DevOpsSeptember 21, 20266 min read

Image Signing and Notary: Securing Your Docker Supply Chain

Master image signing, verification, and supply chain security using Sigstore Cosign. Learn how to cryptographically protect your Docker images.

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DevOpsSeptember 20, 20266 min read

Troubleshooting Network Policies: A Docker Guide

Master troubleshooting network policies in Docker. Learn how to inspect routes, test firewall rules, and verify inter-container connectivity step-by-step.

DevOpsSeptember 19, 20266 min read

Container Orchestration Concepts: Docker Compose vs Kubernetes

Master container orchestration concepts by comparing Docker Compose and Kubernetes. Learn when scaling requires a production orchestrator.

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DevOpsSeptember 19, 20265 min read

Capstone: The Full CI/CD Pipeline in GitHub Actions

Master the final capstone project of our DevOps course. Review and assemble all learned components into a professional-grade, multi-stage CI/CD pipeline.

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DevOpsSeptember 18, 20266 min read

Managing Large Data Sets: Storage & Performance in Docker

Master data management, storage, large files, and performance optimization for Docker. Learn to handle massive datasets outside containers safely.

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DevOpsSeptember 18, 20264 min read

Advanced Debugging: Troubleshooting Pipelines with tmate

Master advanced debugging and troubleshooting techniques for GitHub Actions. Learn how to use tmate for interactive SSH sessions and inspect runner environments.

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DevOpsSeptember 17, 20266 min read

Registry Authentication and Security: Securing Docker Repositories

Learn how to secure registry authentication in Docker. Master credential helpers, secure logins, and access tokens for private repository access.

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DevOpsSeptember 17, 20264 min read

Cleaning Up Environments: Automated Staging Resource Management

Learn how to automate staging cleanup in your CI/CD pipeline. Master resource management and cleanup jobs to prevent orphaned cloud infrastructure.

DevOpsSeptember 16, 20266 min read

Container Health Monitoring: Keep Your Docker Services Stable

Master container health monitoring in Docker. Learn to define robust health checks, track live service states, and automate container restarts.

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DevOpsSeptember 16, 20265 min read

Integrating External Security Tools: Scanning in CI/CD

Master integrating external security tools like Snyk into your GitHub Actions pipeline. Learn to run automated scans and analyze vulnerability reports.

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DatabasesSeptember 15, 20264 min read

Database Maintenance Tasks: Keeping Your PostgreSQL Healthy

Learn essential PostgreSQL maintenance tasks like VACUUM and ANALYZE. Discover how to prevent bloat and maintain query performance in your store database.

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DatabasesSeptember 14, 20264 min read

Full-Text Search Basics: Mastering tsvector and tsquery

Learn how to implement efficient full-text search in PostgreSQL using tsvector and tsquery to find relevant product data beyond simple string matching.

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September 13, 20264 min read

Git Mastery and Next Steps: Your Roadmap to Proficiency

Mastery is not a destination but a process. Review your Git workflow, consolidate your skills, and plan your next steps toward professional development.

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DatabasesSeptember 13, 20263 min read

Working with Arrays: Storing Multiple Values in PostgreSQL

Learn how to use PostgreSQL arrays to store multiple values in a single column. Master array definition, querying, and manipulation for flexible data schemas.

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GitSeptember 12, 20264 min read

Project Cleanup and Archiving: Clean Up Your GitHub Repositories

Learn the essential skill of archiving on GitHub to keep your workspace organized. Master repository management by retiring old projects safely.

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KubernetesSeptember 12, 20264 min read

Advanced Networking Concepts: Understanding the CNI and Pod Traffic

Master the Kubernetes CNI and visualize how Pods communicate across nodes. Learn the core principles of cluster networking and how traffic flows in a real cluster.

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DatabasesSeptember 12, 20264 min read

Creating Triggers: Automating Audit Logs in PostgreSQL

Learn how to use Triggers and PL/pgSQL to automate database tasks. Build a self-maintaining audit log for your store application to track data changes.

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JavaScriptSeptember 12, 20264 min read

Preparing for Deployment: Your Guide to Moving Live

Learn to prepare your web project for deployment by mastering file structure, relative paths, and local server setup for a production-ready finish.

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GitSeptember 11, 20264 min read

Final Release Management: Create GitHub Releases and Tags

Learn how to create a professional GitHub Release to package your production code. Master versioning and tagging to make your software ready for the world.

KubernetesSeptember 11, 20264 min read

Managing Releases with Helm: Upgrades and Rollbacks

Master Helm releases by learning how to perform safe upgrades and instant rollbacks. Keep your Kubernetes deployments stable with effective versioning strategies.

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