2012
REDbot: <>
by Spone & 3 others (via)RED is a robot that checks HTTP resources to see how they'll behave, pointing out common problems and suggesting improvements. Although it is not a HTTP conformance tester, it can find a number of HTTP-related issues.
2008
How To Optimize Your Site With HTTP Caching | BetterExplained
by nhoizey & 2 othersCaching is a great example of the ubiquitous time-space tradeoff in programming. You can save time by using space to store results. Fewer downloads means a faster, happier site.
1
(2 marks)