Checklists for software errors, setup, and tool workflows.

Fix Git Clone Connection Timed Out Due to Firewall

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

Fix Git Push Rejected Non Fast Forward Error

You try to push your local commits to a remote repository and get: ! [rejected] —

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

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

fatal: Unable to create &#...

Cloudflare DNS Propagation Not Working with New Domain: Fixes

You registered a new domain, set it up with Cloudflare, but after hours (or days) the site still ...

Fix Chrome ERR_CONNECTION_RESET Caused by VPN

If you see ERR_CONNECTION_RESET in Chrome while your VPN is active, the connecti...

Fix 'git remote origin already exists' Error on Mac

If you see fatal: remote origin already exists when trying to add a remote repositor...