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a way of clearing the browser's cache for a specific page, to force it to load the most recent version of a page

ülevaateid
https://www.quora.com/What-is-difference-between-reload-refresh

https://fabricdigital.co.nz/blog/how-to-hard-refresh-your-browser-and-clear-cache

https://www.filecloud.com/blog/2015/03/tech-tip-how-to-do-hard-refresh-in-browsers/#.Y24YidJBz8s