Checklists for software errors, setup, and tool workflows.

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How to Resolve Git Merge Conflicts on the Same Line

You run git merge and get a conflict marker on a single line. The file shows both ve...

Debugging Jest Tests in VS Code: Breakpoints Not Hit

You set a breakpoint in a Jest test file, start debugging, and the test runs to completion but th...

Fix Git Clone Connection Timed Out on Windows 10

When you run git clone on Windows 10 and see a connection timed out error, it usuall...

Fix 'docker network not found' Error on Mac

If you're on a Mac and Docker returns network not found when you try to run or i...

Fix npm run build Failure from Missing Env Variables

You run npm run build and get an error like Error: Missing required environmen...

Chrome Extensions Not Loading? Reset Chrome to Fix
You open Chrome, click the extensions icon, and nothing happens. Or extensions are grayed out, mi...