Checklists for software errors, setup, and tool workflows.

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Fix Git 'index.lock file exists' Error

When you see the error fatal: Unable to create 'path/.git/index.lock': File exists....

Fix ERR_CONNECTION_RESET Caused by Chrome Extensions
If you see the ERR_CONNECTION_RESET error in Chrome, it often means a network connection was inte...

Fix npm Global Install Permission Denied Without Sudo
When you run npm install -g and see "EACCES: permission denied", it's be...

Fix 'Python' Command Not Found on Windows 7
When you type python in Command Prompt on Windows 7 and get 'python' i...

Fix Git Clone Connection Timed Out via HTTPS
When cloning a repository over HTTPS, you may see 'Connection timed out' after a long wai...

Fixing Cloudflare SSL Full Strict Sync Issues
When you enable Cloudflare's SSL/TLS encryption mode to Full (Strict), your site may stop syn...

Checklists for software errors, setup, and tool workflows.

Latest checklists

Fix Git 'index.lock file exists' Error

Fix ERR_CONNECTION_RESET Caused by Chrome Extensions

Fix npm Global Install Permission Denied Without Sudo

Fix 'Python' Command Not Found on Windows 7

Fix Git Clone Connection Timed Out via HTTPS

Fixing Cloudflare SSL Full Strict Sync Issues

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