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Archive

March 2025

8 posts
Understanding Hypervisors: A Guide for IT Professionals Understanding Hypervisors: A Guide for IT Professionals
Virtualization

Understanding Hypervisors: A Guide for IT Professionals

Mar 31, 2025 4 min read
The Ultimate Guide to Note-Taking Apps for IT Professionals The Ultimate Guide to Note-Taking Apps for IT Professionals
Knowledge Management

The Ultimate Guide to Note-Taking Apps for IT Professionals

Mar 30, 2025 4 min read
Understanding the Default Route: The Gateway of Last Resort Explained Understanding the Default Route: The Gateway of Last Resort Explained
Networking Fundamentals

Understanding the Default Route: The Gateway of Last Resort Explained

Mar 28, 2025 4 min read
DNS Explained: The Internet’s Phonebook Simplified DNS Explained: The Internet’s Phonebook Simplified
Networking Fundamentals

DNS Explained: The Internet’s Phonebook Simplified

Mar 27, 2025 4 min read
Bridge Networks Explained: How They Work in Virtualization and Containers Bridge Networks Explained: How They Work in Virtualization and Containers
Networking Fundamentals

Bridge Networks Explained: How They Work in Virtualization and Containers

Mar 26, 2025 5 min read
Understanding NAT: The Backbone of IPv4 Networking Understanding NAT: The Backbone of IPv4 Networking
Networking Fundamentals

Understanding NAT: The Backbone of IPv4 Networking

Mar 25, 2025 4 min read
What is an IPv4 Address and Why Should You Care? What is an IPv4 Address and Why Should You Care?
Networking Fundamentals

What is an IPv4 Address and Why Should You Care?

Mar 24, 2025 5 min read
Why a Password Manager is a Must-Have for Your Digital Life Why a Password Manager is a Must-Have for Your Digital Life
Networking Fundamentals

Why a Password Manager is a Must-Have for Your Digital Life

Mar 23, 2025 5 min read
About the Author
Jose C. Mendez

Jose C. Mendez

Platform & Security Engineer

Taguig, Metro Manila

With over a decade of hands-on experience in IT infrastructure, security, and automation — I document real-world solutions across DevOps tooling, network security, Linux administration, and ethical hacking. Because the best notes are the ones you publish.

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Recent Posts
  • GitLab Free Container Registry: Private Docker Images Without Self-Hosting a Registry
    GitLab Free Container Registry: Private Docker Images Without Self-Hosting a Registry Sep 13, 2026
  • After NixOS Install: The Best Practices You Should Know Before Touching Anything
    After NixOS Install: The Best Practices You Should Know Before Touching Anything Sep 12, 2026
  • The Unicorn Took the Afternoon Off: GitHub Outages and Why Your Next Repo Belongs to You
    The Unicorn Took the Afternoon Off: GitHub Outages and Why Your Next Repo Belongs to You Sep 11, 2026
  • Passkeys in Action: A Hands-On Walkthrough with the Passkey Demo
    Passkeys in Action: A Hands-On Walkthrough with the Passkey Demo Sep 10, 2026
  • Sandboxing on Linux: The Real Security Differences Between Flatpak, Snap, and AppImage
    Sandboxing on Linux: The Real Security Differences Between Flatpak, Snap, and AppImage Sep 09, 2026
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