Troubleshooting

curl -i vs curl -I vs curl -v: The Three Flags That Confuse Everyone If you\’ve ever searched \”how do I get just the headers from curl?\” you\’ve seen this mess: One Stack Overflow answer says curl -I Another says curl -i A third says curl -v A fourth recommends curl -X HEAD -i (which... » read more

— title: “Git error: refusing to work with credential missing host field on Windows — Root Cause and Fix” tags: – Git – Windows – Credential Helper – insteadOf – Troubleshooting – GitHub — `fatal: refusing to work with credential missing host field` is one of those Git errors that looks like it points at... » read more

Debian apt Stuck on “Waiting for headers”: A Root-Cause Field Guide You run sudo apt update and it freezes. The progress bar stops at 0% [Waiting for headers] or 23% [Waiting for headers], the cursor blinks for ten seconds, then thirty, then two minutes. Eventually either the connection times out and you get Connection failed,... » read more