Preventing Credentials in Git: A Layered Defense Strategy
Prevention beats remediation. Build a multi-layered defense following OWASP DevSecOps principles with pre-commit hooks, secrets scanning, code linting, and automated detection.
Archive: 2022
Understanding OAuth 2.0: The Authorization Framework Powering Modern APIs
OAuth 2.0 enables secure delegated access without sharing passwords. Learn how authorization flows work, common pitfalls, and why OAuth is not authentication.
Software Development Anti-Patterns: When Good Intentions Lead to Bad Code
Anti-patterns are common solutions that seem reasonable but create more problems than they solve. Learn to recognize and avoid these traps before they sabotage your codebase.
Programming Paradigms: Choosing the Right Mental Model for Your Problem
Programming paradigms shape how we think about and solve problems. Understanding their strengths, trade-offs, and appropriate use cases leads to better software design decisions.
LTM and GSLB: The Foundation of Modern Traffic Management
Local Traffic Managers and Global Server Load Balancing form the backbone of high-availability systems. Understand how they work, when to use each, and the trade-offs between complexity and resilience.
Managing Credentials Committed to Git: Recovery and Prevention
Accidentally committed credentials to Git? Learn how to properly remove them, why git history rewriting isn't enough, and how to prevent future leaks.
Data Backup Strategies - From Planning to Recovery
Backups aren't just about copying files. Learn how to design resilient backup strategies that protect against data loss, ransomware, and disasters—before you need them.
Credential Managers: Securing Passwords, Passkeys, and TOTP in One Vault
Modern credential managers secure passwords, passkeys, and TOTP codes in encrypted vaults. Learn why you need one, how they work, and best practices for self-hosting.
Database Backup Strategies - Beyond Simple Dumps
Database backups aren't just SQL dumps. Learn how to design robust database backup strategies that ensure consistency, minimize downtime, and protect against data corruption—before disaster strikes.
Git Branching Strategies: A Comprehensive Guide for Modern Development Teams
Master Git branching strategies from Git Flow to GitHub Flow, exploring when to use each approach and how to implement them effectively in your development workflow.
Kubernetes Network Policy - Why Zero Trust Matters in Enterprise
In Kubernetes, every pod can talk to every other pod by default. For enterprises, that's not security—that's a breach waiting to happen. Discover why network policies are your first line of defense.
Semantic Versioning - A Complete Guide to Version Management
Master semantic versioning to communicate changes clearly and manage dependencies reliably. Learn the MAJOR.MINOR.PATCH format, pre-release identifiers, and how to implement SemVer in your development workflow.
Site Reliability Engineering: Evolution and Modern Practices in 2022
Exploring how Site Reliability Engineering has evolved beyond Google's original model, examining modern practices, tools, and the shift toward platform engineering in 2022.
Using custom validation to validate other variables in Terraform
Learn how to use custom validation blocks in Terraform to validate relationships between multiple variables. Ensure your infrastructure configs meet complex requirements. Generated by ChatGPT.
Home Assistant Sensor for Hong Kong Observatory
Integrate real-time Hong Kong Observatory weather data into Home Assistant. Monitor temperature, humidity, and wind speed for your local area with ready-to-use sensor configs.
Git Merge vs Rebase: Choosing the Right Integration Strategy
Understand the fundamental differences between git merge and git rebase, learn when to use each approach, and master the techniques that keep your Git history clean and meaningful.
Shift-Right After Shift-Left: The Complete DevOps Picture
Shift-left moved testing earlier in development. But what comes next? Discover shift-right practices that complete the DevOps cycle with production monitoring, chaos engineering, and continuous learning.