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 Nginx Redirect Loop in WordPress

You visit your WordPress site and get a "redirect loop" or "too many redirects" e...

Fix ERR_CONNECTION_RESET on Specific Websites

ERR_CONNECTION_RESET is a common Chrome error that prevents loading certain websites while others...

Python Virtual Environment Not Activating After Install: Fixes

You installed a Python virtual environment with python -m venv myenv, but when you t...

Fix ERR_CERT_AUTHORITY_INVALID in Chrome Incognito Mode

You open Chrome incognito and hit a warning: NET::ERR_CERT_AUTHORITY_INVALID. Th...

Fix 'Python' Command Not Found in Windows 10 64-bit

You open Command Prompt, type python, and see 'python' is not recogniz...