## General --- Key Codes: - 404: can't find resource you're requesting - 401: user does not have permissions - 200: success, result has been returned Categories: ![[Pasted image 20241231112954.png|300]] ![[Pasted image 20241231113029.png|300]] ### 300 Codes --- - 301: "permanently" redirects to external URL you specify - browser caches response so after 1st request to original URL, all later requests go straight to external URL - PRO: reduces server load to original URL - 302: temporarily redirects to external URL - requests will always still go to original URL - PRO: lets you track click rate and source of click more easily https://bytebytego.com/