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Tagexpire headers


How to Add Expires Headers on an ASP.NET Website

Posted on June 7th, 2012.

If you use YSlow plugin as an assistant to help you improve your website performance, you probably saw that by default you get an F grade on “Add Expires headers” section. What exactly are Expires Headers? Below is an explanation from Yahoo Developer website: Browsers (and proxies) use a cache to reduce the number and size of HTTP...