Nerdsense Tech Blogs

Patch Fast, But Let It Bake: Why Package Cooldowns Now Matter More Than Speed

Greg Heffner June 21st, 2026

Machine-Speed Triage: Compressing MTTR with Claude Code Dynamic Workflows

Greg Heffner June 14th, 2026

Push the Knowledge Down the Stack: Cheaper Agents Through Skills

Greg Heffner June 5th, 2026

Why Claude Code Wanders in Big Repos (And Three Fixes)

Greg Heffner May 22nd, 2026

Claude Agents: The 7 Building Blocks (and 8 Tips for Using Them)

Greg Heffner May 17th, 2026

Nessus & Wazuh: Watching the Watchers at Home

Greg Heffner May 3rd, 2026

ActionCheck: The TUI that Knows Your CI/CD

Greg Heffner January 7th, 2026

Blocks for the Year: A review

Greg Heffner December 30th, 2025

Can I get a MCP hype-train in the chat?

Greg Heffner September 28th, 2025

Agentic AI - The Future of Automation

Greg Heffner September 5th, 2025

Pihole - Advanced Use Cases

Greg Heffner September 2nd, 2025

UV and and why you dont want to block this python tool

Greg Heffner August 16th, 2025

DEFCON Dive: Three Days of Tech, Tin Foil, and Total Chaos

Greg Heffner August, 2025

Homelab and Virtualization in 2025

Greg Heffner July 26th, 2025

Cleaner css moving forward!!!

Crontab: Automating Tasks with Cron Jobs

Greg Heffner July 11th, 2025

Build, Test, Deploy: The CI/CD Adventure (with a Dash of Argo CD Magic)

Greg Heffner July 3rd, 2025

Mobile friendly blogs moving forward!!!

Web Security: Blocking Bots from the Edge with Fail2Ban + Cloudflare

Greg Heffner June 25, 2025

Github advanced features: Short-cycle your processes

Greg Heffner June 15, 2025

Advent of Cyber: Time for some Holiday fun with TryHackMe!

Greg Heffner November 23, 2024

Terraform vs. Ansible: Navigating the Cloud with a Sail and a Spark

Greg Heffner September 15, 2024

Smoke Tests: The Production Combine

Greg Heffner September 11, 2024

Class Setup: My learning tech stack - Learn for Free

Greg Heffner September 8, 2024

Upstream DNS Servers: Put the internet to work

Greg Heffner September 4, 2024

Tech Implants: LED and NFC Lighting Up the Future Under Your Skin

Greg Heffner September 1, 2024

TryHackMe: Command Line Confessions

Greg Heffner August 28, 2024

DMR Radios: Its giving radio-nerd vibes

Greg Heffner August 25, 2024

Twingate: Your Key to Remote Networks

Greg Heffner August 21, 2024

Secrets: Password Managers and Hardware Keys

Greg Heffner August 18, 2024

Travel Router: How I stay secure on work trips

Greg Heffner August 14, 2024

Docker Updates: 4 steps to secure your images

Greg Heffner August 11, 2024

Ansible: Let me put you on patch game

Greg Heffner August 7, 2024

Kubernetes: 86 the Prime Rib

Greg Heffner August 4, 2024

A Home Build: If I were to build it today

Greg Heffner July 31, 2024

WiFi: Wireless internet magic

Greg Heffner July 28, 2024

The Cloud: Not the Floridian Cumulonimbus kind

Greg Heffner July 24, 2024

VPNs: Web browsing and IP masking

Greg Heffner July 21, 2024

DockerHub: Because Ship Happens

Greg Heffner July 17, 2024

Loadbalancing: Boots & cats &

Greg Heffner July 14, 2024

GitHub: What's the fuss about?

Greg Heffner July 10, 2024

Pi-Hole: What is it and why you might want to use it

Greg Heffner July 7, 2024

Beginners Journey: Greg Starts His Blog

Greg Heffner