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#debugging

Troubleshooting code issues

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The Case of the Disappearing Free Trial

The Case of the Disappearing Free Trial

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6 min read
My Scripts Say dev.to Blocks "the Default urllib User-Agent." That's Not the Actual Rule.

My Scripts Say dev.to Blocks "the Default urllib User-Agent." That's Not the Actual Rule.

Comments
4 min read
My Commit-Message Script Has an Empty-Diff Guard. My MCP Tool Version Doesn't — and It Doesn't Fail Loud.

My Commit-Message Script Has an Empty-Diff Guard. My MCP Tool Version Doesn't — and It Doesn't Fail Loud.

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Comments 1
4 min read
The Deadlock That Only Showed Up Under Load: Debugging DB2 SQLCODE -811 in Production

The Deadlock That Only Showed Up Under Load: Debugging DB2 SQLCODE -811 in Production

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5 min read
The most invisible bug I've dealt with crashed only after the first success

The most invisible bug I've dealt with crashed only after the first success

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1 min read
Claude Code Hit Its Limit — and the Notification Never Came.

Claude Code Hit Its Limit — and the Notification Never Came.

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7 min read
I Fixed a Timeout Bug Two Days Ago. The Copy of That Code Inside My MCP Server Still Has It.

I Fixed a Timeout Bug Two Days Ago. The Copy of That Code Inside My MCP Server Still Has It.

Comments 2
4 min read
IsTrimmable=false is not enough: how one WASM setting silently broke my Blazor app for 4 days

IsTrimmable=false is not enough: how one WASM setting silently broke my Blazor app for 4 days

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8 min read
Government Open-Data APIs: Every Guess I Made Was Wrong Until I Probed It Live

Government Open-Data APIs: Every Guess I Made Was Wrong Until I Probed It Live

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Comments 20
7 min read
My Commit Hook Calls an LLM on Every Commit. It Had No Timeout, So Neither Did `git commit`.

My Commit Hook Calls an LLM on Every Commit. It Had No Timeout, So Neither Did `git commit`.

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Comments 3
4 min read
24 hours of kernel debugging – keeping IONA OS alive in QEMU Lock ordering, backlight hangs, hypervisor detection, and an AMD FCH guard

24 hours of kernel debugging – keeping IONA OS alive in QEMU Lock ordering, backlight hangs, hypervisor detection, and an AMD FCH guard

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3 min read
Agent Debugging Needs More Than Traces

Agent Debugging Needs More Than Traces

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5 min read
Solving a Production Bug Under Pressure: A Front-End Engineer's Survival Guide

Solving a Production Bug Under Pressure: A Front-End Engineer's Survival Guide

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4 min read
My GitHub Token Is Valid. My MCP Server Still Gets a 403, and GitHub Never Saw the Request.

My GitHub Token Is Valid. My MCP Server Still Gets a 403, and GitHub Never Saw the Request.

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Comments 2
4 min read
Getting a flashcard out was easy. Getting it into Anki had five traps.

Getting a flashcard out was easy. Getting it into Anki had five traps.

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3 min read
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