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Archive

August 2025

29 posts
Prompt Files 101: The Blueprint for Consistent AI Outputs Prompt Files 101: The Blueprint for Consistent AI Outputs
Artificial Intelligence

Prompt Files 101: The Blueprint for Consistent AI Outputs

Aug 31, 2025 6 min read
Samba Server Auto-Setup: Simplify File Sharing on Linux Samba Server Auto-Setup: Simplify File Sharing on Linux
DevOps

Samba Server Auto-Setup: Simplify File Sharing on Linux

Aug 27, 2025 2 min read
How to Change the Default KVM/QEMU Image Location How to Change the Default KVM/QEMU Image Location
Virtualization

How to Change the Default KVM/QEMU Image Location

Aug 25, 2025 3 min read
How to Add AppImage Applications to the XFCE4 Menu How to Add AppImage Applications to the XFCE4 Menu
Linux Tips

How to Add AppImage Applications to the XFCE4 Menu

Aug 25, 2025 2 min read
Building a Secure Home Network: OPNsense with Private Internet Access VPN Building a Secure Home Network: OPNsense with Private Internet Access VPN
Networking Fundamentals

Building a Secure Home Network: OPNsense with Private Internet Access VPN

Aug 24, 2025 5 min read
Supercharge Your Linux VMs: Enabling Seamless Desktop with SPICE on KVM/QEMU Supercharge Your Linux VMs: Enabling Seamless Desktop with SPICE on KVM/QEMU
Virtualization

Supercharge Your Linux VMs: Enabling Seamless Desktop with SPICE on KVM/QEMU

Aug 23, 2025 5 min read
SCP Command Cheatsheet: Your Complete Guide to Secure File Transfer SCP Command Cheatsheet: Your Complete Guide to Secure File Transfer
Cheat Sheet

SCP Command Cheatsheet: Your Complete Guide to Secure File Transfer

Aug 21, 2025 3 min read
LLM Basics: How Large Language Models Work and Why They Matter LLM Basics: How Large Language Models Work and Why They Matter
Artificial Intelligence

LLM Basics: How Large Language Models Work and Why They Matter

Aug 21, 2025 7 min read
Breaking Down AI: From Prompts to Responses Breaking Down AI: From Prompts to Responses
Artificial Intelligence

Breaking Down AI: From Prompts to Responses

Aug 20, 2025 4 min read
OPNsense: Enabling DNS-over-TLS (DoT) and DNS-over-HTTPS (DoH) for Privacy OPNsense: Enabling DNS-over-TLS (DoT) and DNS-over-HTTPS (DoH) for Privacy
Cybersecurity

OPNsense: Enabling DNS-over-TLS (DoT) and DNS-over-HTTPS (DoH) for Privacy

Aug 18, 2025 8 min read
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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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