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It does what it says: it combines textual files of the same type into one bigger file, which makes for fewer files to download; it then compresses the file using the common Zip algorithm, which makes for faster downloads; finally, it caches the compressed file, so that the server does not have to do this process every time a page is loaded, which relieves the burden on the server's processor.
- Smart cache for CSS. CSS files are text-based, and can be safely combined and compressed.
- Smart cache for JavaScript. JavaScript files are also text-based, but their combination can sometimes prove problematic. Make sure to test everything before leaving that setting enabled.
- Apache optimization. This setting will change your web server's configuration file in order to make it more efficient for CCC.
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