HTTP Caching
Avoid Nginx’s merge_slashes option
Problems to expect when using the Apache mod_cache module
CDNSun, KeyCDN, and BunnyCDN; budget CDNs compared
Which CDN providers support stale-while-revalidate?
How to test for HTTP stale-while-revalidate support?
How caching affects internet connectivity tests
Network speed testing apps on Windows 10: Ookla or Microsoft?
How to use the same Host header for origin and proxy server using Apache mod_proxy
Reduce the bandwidth requirements for keeping Fedora up to date
Best practices for caching of syndication feeds for feed readers and publishers
Syndication feed delta updates help reduce feed subscription bandwidth costs
The Vary HTTP response header explained
