Knowledge base for software setup, errors, and daily tool work.

VSCode IntelliSense Not Working for JavaScript: Fixes

You open a JavaScript file in VSCode, but IntelliSense is silent — no autocompletions, no suggest...

Docker Container Exits Immediately on Linux: Fixes

You start a Docker container, but it exits immediately. This is a common issue on Linux. The cont...

Resolving Python Dependency Conflicts in setup.py

When you run pip install . or python setup.py develop, a dependency con...

Fix Nginx 13 Permission Denied Error: Step-by-Step

You're configuring Nginx and see 13: Permission denied in the error log. This us...

Fix VS Code Git Authentication Failed Keychain Error

If you see "Git authentication failed" in VS Code on macOS, the problem is often the macO...

Checklist for Troubleshooting Nginx Permission Denied Errors

Understanding the Problem

When Nginx returns a 403 Forbidden or logs an error like ...