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A cache is a component that transparently stores data so that future requests for that data can be served faster. The data that is stored within a cache might be values that have been computed earlier or duplicates of original values that are stored elsewhere.

1 vote

What are the best practices for using a caching plugin on a shared host?

Use .htaccess to cache things like CSS, images and javascript on the client-side. The fastest download is the one that never had to happen. …
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26 votes

Steps to optimize WordPress in regard to server load and website speed?

(css)$"> Header set Cache-Control "max-age=2592000, public" </FilesMatch> <FilesMatch "\\.(js)$"> Header set Cache-Control "max-age=2592000, private" </FilesMatch> <filesMatch "\\. … (pl|php|cgi|spl|scgi|fcgi)$"> Header unset Cache-Control </FilesMatch> </IfModule> # END Cache-Control Headers You may pre-gzip everything you reasonably can (7-zip is a good tool for this) & upload …
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