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 &#...

Fix Map Network Drive Access Denied on Windows 10

You try to map a network drive in Windows 10, but get an 'Access Denied' error. This usua...

Fix Git Clone Connection Timed Out Due to Firewall

You run git clone and after a long pause see connection timed out. This...

Remove Large Files from Git History

If your Git repository is bloated because a large file was committed and later removed, the file ...

Checklist for Troubleshooting Nginx Permission Denied Errors

Understanding the Problem

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