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#debugging

Troubleshooting code issues

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n8n 'No testing function found for this credential' Fix

n8n 'No testing function found for this credential' Fix

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4 min read
Why You Should Double-Check AI Output (Before It Ships)

Why You Should Double-Check AI Output (Before It Ships)

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6 min read
I built a regex debugger that shows every backtrack (flame graph included)

I built a regex debugger that shows every backtrack (flame graph included)

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3 min read
28 Hours of Green Logs, Zero Replies: How a Single `echo` Line Swallowed Every Exit Code

28 Hours of Green Logs, Zero Replies: How a Single `echo` Line Swallowed Every Exit Code

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23 min read
Four filters returned nothing and I read all four as nothing being there

Four filters returned nothing and I read all four as nothing being there

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3 min read
Three things I got wrong building an n8n monitor

Three things I got wrong building an n8n monitor

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3 min read
I Let an AI Audit My Password Vault. It Lied to Me With Total Confidence. 🔐

I Let an AI Audit My Password Vault. It Lied to Me With Total Confidence. 🔐

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5 min read
Four of my claims cited evidence that contradicted them, and nothing had ever read it

Four of my claims cited evidence that contradicted them, and nothing had ever read it

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3 min read
The editor that swallowed the last sentence: a React Native TextInput unmounted before onBlur, fixed in three layers

The editor that swallowed the last sentence: a React Native TextInput unmounted before onBlur, fixed in three layers

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7 min read
MongoDB `Authentication failed`: You're Authenticating Against the Wrong Database

MongoDB `Authentication failed`: You're Authenticating Against the Wrong Database

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6 min read
Why Fixing the Error Isn't the Same as Fixing the Bug

Why Fixing the Error Isn't the Same as Fixing the Bug

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8 min read
Why pgrep Can't Detect cloud-init's Apt Races on DigitalOcean

Why pgrep Can't Detect cloud-init's Apt Races on DigitalOcean

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6 min read
My registry accepted a duplicate ID, and the wrong thing failed three steps later

My registry accepted a duplicate ID, and the wrong thing failed three steps later

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3 min read
The CloudFlare Durable Object that would not die [How a 60-second retry loop ate every Cloudflare KV quota I had (and why it wasn't a hack)]

The CloudFlare Durable Object that would not die [How a 60-second retry loop ate every Cloudflare KV quota I had (and why it wasn't a hack)]

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7 min read
Why Your Android App Stops Working After You Lock the Phone

Why Your Android App Stops Working After You Lock the Phone

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12 min read
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