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Your Laptop Is Not the Server: An Environment Parity FAQ for Free-Tier Boxes

Your Laptop Is Not the Server: An Environment Parity FAQ for Free-Tier Boxes

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5 min read
Find a Brute-Force Attack in auth.log With grep, awk and sort

Find a Brute-Force Attack in auth.log With grep, awk and sort

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2 min read
Minimalistic AI Harness in 62 lines of bash script

Minimalistic AI Harness in 62 lines of bash script

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9 min read
Why Waybar Survives When You Quit Hyprland, and How exec start-hyprland Fixes It

Why Waybar Survives When You Quit Hyprland, and How exec start-hyprland Fixes It

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3 min read
Best Linux Commands for Developers and Sysadmins

Best Linux Commands for Developers and Sysadmins

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5 min read
Checking Googlebot in Your Server Logs with grep and awk

Checking Googlebot in Your Server Logs with grep and awk

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3 min read
Before an Agent Job Touches a Shared Box: Five Assumption Checks, Three Roles, One Wiki Page

Before an Agent Job Touches a Shared Box: Five Assumption Checks, Three Roles, One Wiki Page

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8 min read
Your .env Is Not a Vault: Five Secret-Handling Myths and a Three-Place Scanner

Your .env Is Not a Vault: Five Secret-Handling Myths and a Three-Place Scanner

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5 min read
48-Hour Field Notes: Exit Code 137, a Zero-Byte Output File, and the Pipeline That Swallowed Both

48-Hour Field Notes: Exit Code 137, a Zero-Byte Output File, and the Pipeline That Swallowed Both

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5 min read
The Smallest Claude Client Is a Shell Script

The Smallest Claude Client Is a Shell Script

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6 min read
Why Did ls Sort clip_10 Before clip_1? Three Orders for One Folder of Numbered Clips

Why Did ls Sort clip_10 Before clip_1? Three Orders for One Folder of Numbered Clips

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8 min read
Save JSON from a cron job or GitHub Action

Save JSON from a cron job or GitHub Action

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8 min read
A tiny script to track how many words I write per day

A tiny script to track how many words I write per day

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3 min read
My photo.jpg Was a 29-Byte HTML Page: Validating Downloaded Images Before They Reach Production

My photo.jpg Was a 29-Byte HTML Page: Validating Downloaded Images Before They Reach Production

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6 min read
find -mtime +7 Keeps Eight Days: Testing a Cleanup Job for a Folder of Camera Clips Before It Deletes

find -mtime +7 Keeps Eight Days: Testing a Cleanup Job for a Folder of Camera Clips Before It Deletes

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9 min read
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