Checklists for software errors, setup, and tool workflows.

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Fix Angular Breakpoints Not Hit in VS Code

You set a breakpoint in an Angular component or service, start debugging in VS Code, and the brea...

Fix 'package.json Not Found' After Cloning a Repository

Symptom

You clone a repository from GitHub (or another remote), change into the directory...

Fix Git Push Rejected: Non-Fast-Forward Error

You try to push a commit to a remote repository and get: ! [rejected] main -> main (non-...

Fix Git SSL Certificate Problem on Windows: Unable to Get Local Issuer
If you see fatal: unable to access 'https://...': SSL certificate problem: unable t...

Nginx Upstream Connection Refused: Diagnosis and Fixes
When Nginx returns a 502 Bad Gateway or logs "upstream connection refused", it means Ngin...

Fix npm run build TypeScript Compilation Errors
You run npm run build and get a wall of TypeScript errors. The build fails, and you&...

Checklists for software errors, setup, and tool workflows.

Latest checklists

Fix Angular Breakpoints Not Hit in VS Code

Fix 'package.json Not Found' After Cloning a Repository

Symptom

Fix Git Push Rejected: Non-Fast-Forward Error

Fix Git SSL Certificate Problem on Windows: Unable to Get Local Issuer

Nginx Upstream Connection Refused: Diagnosis and Fixes

Fix npm run build TypeScript Compilation Errors

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