Checklists for software errors, setup, and tool workflows.

Fix 'git pull failed index.lock file exists' Error

When running git pull, you may see an error like:

fatal: Unable to create &#...

How to Fix Git Large File Errors When Not Using LFS

If you've ever tried to push a commit containing a large file (e.g., a binary, a dataset, or ...

Fix ERR_CONNECTION_RESET by Clearing Browser Cache

When you see the ERR_CONNECTION_RESET error in Chrome, it usually means the conn...

Fix 'Permission Denied' in VS Code Terminal on Mac

You're working in VS Code on a Mac, and when you try to run a command in the integrated termi...

Fix Nginx Configuration Test Syntax Errors

When you run nginx -t and see syntax error, the nginx service will ...

Fixing Nginx Upstream Connection Refused in Load Balancing

When Nginx load balancing returns upstream connection refused, it means one or more ...