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#debugging

Troubleshooting code issues

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Find the production agent failures that every health check misses

Find the production agent failures that every health check misses

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6 min read
Cron Not Running? 7 Reasons Your Scheduled Jobs Fail Silently

Cron Not Running? 7 Reasons Your Scheduled Jobs Fail Silently

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4 min read
Nothing was broken. Nothing was watching.

Nothing was broken. Nothing was watching.

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5 min read
Patches Welcome #1: Apple Quietly Broke Flutter Builds, and Nobody Noticed for 10 Months

Patches Welcome #1: Apple Quietly Broke Flutter Builds, and Nobody Noticed for 10 Months

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4 min read
Your Kubernetes Dashboard Is Green. Why Can’t Users Check Out?

Your Kubernetes Dashboard Is Green. Why Can’t Users Check Out?

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6 min read
49 Minutes Chasing a Silent SSE Hang in mcpier, and the CRLF Regex Behind It

49 Minutes Chasing a Silent SSE Hang in mcpier, and the CRLF Regex Behind It

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6 min read
My System Prompt Vanished at Message 40: A Debugging Walkthrough

My System Prompt Vanished at Message 40: A Debugging Walkthrough

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5 min read
Reading a stack trace that points at your own line

Reading a stack trace that points at your own line

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3 min read
My Kubernetes Service gets no traffic: the five checks I run, in order

My Kubernetes Service gets no traffic: the five checks I run, in order

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2 min read
HTTP 206 and SEO: Inspect the Range Before Calling the HTML Complete

HTTP 206 and SEO: Inspect the Range Before Calling the HTML Complete

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5 min read
48-Hour Field Notes: My Output File Looked Complete Because I Streamed Straight Into It

48-Hour Field Notes: My Output File Looked Complete Because I Streamed Straight Into It

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6 min read
Why Delivered Emails Land in Spam and How to Test Inbox Placement

Why Delivered Emails Land in Spam and How to Test Inbox Placement

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10 min read
SendInput said success. The app got a row of question marks.

SendInput said success. The app got a row of question marks.

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4 min read
A Replacement Character Ate My Last Stream Event: Debugging UTF-8 Chunk Boundaries

A Replacement Character Ate My Last Stream Event: Debugging UTF-8 Chunk Boundaries

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8 min read
Six Camera Clips, Three in the Archive, Every mv Exited 0: Testing Same-Name Moves From Two Folders

Six Camera Clips, Three in the Archive, Every mv Exited 0: Testing Same-Name Moves From Two Folders

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8 min read
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