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Have you heard the term cache? Well, cache is basically a web mechanism for the temporary storage of web documents like HTML pages and images. Facebook Cache is the storage place for recently shared and already shared posts/links for a better performance. Let's go through this tutorial to clear the Facebook cache data.

I have written previously on the fine art of preloading images without JavaScript using only CSS. These caching techniques have evolved in terms of effectiveness and accuracy, but may be improved further to allow for greater cross-browser functionality. In this post, I share a "CSS-only" preloading method that works better under a broader set of conditions.