DEV Community

#debugging

Troubleshooting code issues

Posts

đź‘‹ Sign in for the ability to sort posts by relevant, latest, or top.
My MCP Tool's Empty-Payload Guard Checks Whether You Passed a Field. It Never Checked Whether the Field Would Actually Change Anything.

My MCP Tool's Empty-Payload Guard Checks Whether You Passed a Field. It Never Checked Whether the Field Would Actually Change Anything.

3
Comments 2
4 min read
My Phone Broke, and Gemini Fixed It

My Phone Broke, and Gemini Fixed It

18
Comments 3
8 min read
"Cannot Reproduce" Often Means "Different Build", and Four Places That Happens

"Cannot Reproduce" Often Means "Different Build", and Four Places That Happens

Comments 4
3 min read
One Integer Deleted the Stop Token From My Loss. The Curve Never Noticed.

One Integer Deleted the Stop Token From My Loss. The Curve Never Noticed.

Comments
4 min read
What I Tell Every Client About WordPress Website Maintenance

What I Tell Every Client About WordPress Website Maintenance

23
Comments 10
9 min read
The image loads and stays invisible: the opacity: 0 is on the wrapper, not the image

The image loads and stays invisible: the opacity: 0 is on the wrapper, not the image

Comments
5 min read
Debugging by Following What Changed

Debugging by Following What Changed

Comments
1 min read
My Doc-Drift Checker's Fix Ended Up Protecting a Second Copy of the Same False Claim

My Doc-Drift Checker's Fix Ended Up Protecting a Second Copy of the Same False Claim

1
Comments 1
6 min read
Four false positives in one evening: telling a broken web app from a broken measurement

Four false positives in one evening: telling a broken web app from a broken measurement

Comments
6 min read
I Trusted mtime to Invalidate a Cache. Same-Second Writes Never Looked Stale.

I Trusted mtime to Invalidate a Cache. Same-Second Writes Never Looked Stale.

Comments 2
9 min read
Our MCP server was fine. Cloudflare was returning HTML.

Our MCP server was fine. Cloudflare was returning HTML.

2
Comments 5
7 min read
Turn a Vague Bug Report into Evidence a Maintainer Can Rerun

Turn a Vague Bug Report into Evidence a Maintainer Can Rerun

Comments 2
2 min read
Fixing Claude Code's /desktop on Windows: "Claude Desktop is not installed" (Microsoft Store/MSIX installs)

Fixing Claude Code's /desktop on Windows: "Claude Desktop is not installed" (Microsoft Store/MSIX installs)

Comments 1
3 min read
A Space Before the `=` in My .env File Made a Credential Silently Disappear

A Space Before the `=` in My .env File Made a Credential Silently Disappear

Comments 1
4 min read
My AI said the PDF was empty. The PDF was not empty.

My AI said the PDF was empty. The PDF was not empty.

2
Comments
8 min read
đź‘‹ Sign in for the ability to sort posts by relevant, latest, or top.