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An entity tag (ETag) is an HTTP header used for Web cache validation and conditional requests from browsers for resources. Etags use persistent identification elements (PIE) that have been tagged to the user's browser.
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To view links or images in signatures your post count must be 10 or greater. You currently have 0 posts.
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To view links or images in signatures your post count must be 10 or greater. You currently have 0 posts.
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