March 2007
Joe Gregorio | BitWorking | REST Tip: Deep etags give you more benefits.
by 3 others, 1 commentETags, or entity-tags, are an important part of HTTP, being a critical part of caching, and also used in "conditional" requests. So what is an etag?
November 2006
Sam Ruby: Detecting Not Modified Reliably
Recommendation to feed producers: don’t send Etag and Last-Modified headers unless you really mean it. But if you can support it, please do. It will save you some bandwidth and your readers some processing.