Thu, 01 Jan 1970 00:00:00 GMT」の値を持つexpiresヘッダーとは、どのような意味ですか?
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Mariano Alvaro
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問題
HTMLコンテンツを取得する際に、以下のようなヘッダー/バリューが見受けられます: Expires: Thu, 01 Jan 1970 00:00:00 GMT
# # Set this to true if you want the portal to force the browser cache to be # disabled. It will only disable the cache for the rendered HTML response. # It will not have an impact on static content or other resources. # # Env: LIFERAY_BROWSER_PERIOD_CACHE_PERIOD_DISABLED # browser.cache.disabled=true
# # Set this true if you want to disable the cache for authenticated users. # This property is not read when the property # "browser.cache.signed.in.disabled" is true. This is useful to ensure that # authenticated users cannot go to the sign in page by clicking on the back # button in their browsers. # # Env: LIFERAY_BROWSER_PERIOD_CACHE_PERIOD_SIGNED_PERIOD_IN_PERIOD_DISABLED # browser.cache.signed.in.disabled=true