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What are clouds made of? Linux servers, mostly.

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Kubernetes Internals Explained: From Linux Primitives to Ingress

Kubernetes Internals Explained: From Linux Primitives to Ingress

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8 min read
The Duck Stops Here: Building hid_guard — Catching Keystroke Injection at the Kernel Level

The Duck Stops Here: Building hid_guard — Catching Keystroke Injection at the Kernel Level

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5 min read
Chmod 755 vs 644 vs 777: What Linux File Permissions Actually Mean

Chmod 755 vs 644 vs 777: What Linux File Permissions Actually Mean

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5 min read
How to align columnar output in the terminal

How to align columnar output in the terminal

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5 min read
Ubuntu APT Troubleshooting: Fix Broken Packages, Holds, and GPG Errors

Ubuntu APT Troubleshooting: Fix Broken Packages, Holds, and GPG Errors

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17 min read
Linux Package Management Explained Simply (apt, dnf, yum & rpm)

Linux Package Management Explained Simply (apt, dnf, yum & rpm)

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3 min read
100 Days of DevOps, Day 6: Cron's Sneaky OR, and the EC2 Key You Only Get Once

100 Days of DevOps, Day 6: Cron's Sneaky OR, and the EC2 Key You Only Get Once

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5 min read
🐧 Linux for DevOps #2: Mastering Users, File Permissions & Process Management

🐧 Linux for DevOps #2: Mastering Users, File Permissions & Process Management

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4 min read
How I Fixed WSL2's "100% Packet Loss" Networking Bug in Under 10 Minutes

How I Fixed WSL2's "100% Packet Loss" Networking Bug in Under 10 Minutes

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3 min read
Check out the website I built: http://localhost:8080 !

Check out the website I built: http://localhost:8080 !

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3 min read
Cómo solucionar `docker run` con `Exited (1)` en Raspberry Pi

Cómo solucionar `docker run` con `Exited (1)` en Raspberry Pi

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3 min read
Understanding File Descriptors & Redirection in Linux

Understanding File Descriptors & Redirection in Linux

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1 min read
I built a daily Linux documentation site

I built a daily Linux documentation site

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1 min read
built a self-deploying DNS Firewall Appliance for ISPs (ISO + 3D Dashboard)

built a self-deploying DNS Firewall Appliance for ISPs (ISO + 3D Dashboard)

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3 min read
I Had Never Touched a Mobile Core Network. Then I Shipped a PR to Magma's Production Codebase

I Had Never Touched a Mobile Core Network. Then I Shipped a PR to Magma's Production Codebase

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2 min read
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