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Meet Watchdog: A Small, Safe Bash Watchdog for Linux Services

Meet Watchdog: A Small, Safe Bash Watchdog for Linux Services

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7 min read
Our Social Posting Automation Was Dead for 14 Days and the Monitoring Never Noticed

Our Social Posting Automation Was Dead for 14 Days and the Monitoring Never Noticed

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22 min read
Your Cron Job Is Lying to You: A Dependency-Free Watchdog for Silent Failures

Your Cron Job Is Lying to You: A Dependency-Free Watchdog for Silent Failures

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7 min read
Blue-green deployment that left the old environment running for weeks, doubling infrastructure cost

Blue-green deployment that left the old environment running for weeks, doubling infrastructure cost

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2 min read
5 Days of Silent Failures: A launchd Locale Bug That Was Hiding in 5 Repos

5 Days of Silent Failures: A launchd Locale Bug That Was Hiding in 5 Repos

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22 min read
Building a Unix Shell from First Principles in Rust

Building a Unix Shell from First Principles in Rust

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3 min read
Which Skill Is Quietly Burning Your Tokens? Find Out From transcript.jsonl

Which Skill Is Quietly Burning Your Tokens? Find Out From transcript.jsonl

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20 min read
Tab is whitespace, so your TSV parser is not one

Tab is whitespace, so your TSV parser is not one

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6 min read
Why My Nightly Ingest Stalled for 3 Days — and How Splitting One Task Into Sub-Steps Fixed It

Why My Nightly Ingest Stalled for 3 Days — and How Splitting One Task Into Sub-Steps Fixed It

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24 min read
A Blank Dashboard and a Fake 2.5M-Token Reading: Building a Token Fuel Gauge for Claude Code

A Blank Dashboard and a Fake 2.5M-Token Reading: Building a Token Fuel Gauge for Claude Code

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24 min read
I let a domain expire once. Now I check them all with a script.

I let a domain expire once. Now I check them all with a script.

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2 min read
Automating Oracle's Always-Free ARM Instance (So You Don't Have To Babysit It)

Automating Oracle's Always-Free ARM Instance (So You Don't Have To Babysit It)

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3 min read
How to Safely Manually Edit the Bash History File

How to Safely Manually Edit the Bash History File

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5 min read
Four Alarm Slots, Three Failure Modes: Building a Nightly Drain That Survives Sleep, Races, and Timeouts

Four Alarm Slots, Three Failure Modes: Building a Nightly Drain That Survives Sleep, Races, and Timeouts

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22 min read
A retry loop that couldn't tell the checker crashed from the task not being done

A retry loop that couldn't tell the checker crashed from the task not being done

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4 min read
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